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Posted to commits@hive.apache.org by om...@apache.org on 2016/05/20 21:22:57 UTC
[19/27] hive git commit: HIVE-11417. Move the ReaderImpl and
RowReaderImpl to the ORC module,
by making shims for the row by row reader. (omalley reviewed by prasanth_j)
http://git-wip-us.apache.org/repos/asf/hive/blob/ffb79509/orc/src/test/org/apache/orc/TestVectorOrcFile.java
----------------------------------------------------------------------
diff --git a/orc/src/test/org/apache/orc/TestVectorOrcFile.java b/orc/src/test/org/apache/orc/TestVectorOrcFile.java
new file mode 100644
index 0000000..112edb9
--- /dev/null
+++ b/orc/src/test/org/apache/orc/TestVectorOrcFile.java
@@ -0,0 +1,2782 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.orc;
+
+import com.google.common.collect.Lists;
+
+import junit.framework.Assert;
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.fs.FileSystem;
+import org.apache.hadoop.fs.Path;
+import org.apache.hadoop.hive.common.type.HiveDecimal;
+import org.apache.hadoop.hive.ql.exec.vector.BytesColumnVector;
+import org.apache.hadoop.hive.ql.exec.vector.DecimalColumnVector;
+import org.apache.hadoop.hive.ql.exec.vector.DoubleColumnVector;
+import org.apache.hadoop.hive.ql.exec.vector.ListColumnVector;
+import org.apache.hadoop.hive.ql.exec.vector.LongColumnVector;
+import org.apache.hadoop.hive.ql.exec.vector.MapColumnVector;
+import org.apache.hadoop.hive.ql.exec.vector.StructColumnVector;
+import org.apache.hadoop.hive.ql.exec.vector.TimestampColumnVector;
+import org.apache.hadoop.hive.ql.exec.vector.UnionColumnVector;
+import org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch;
+import org.apache.hadoop.hive.ql.io.sarg.PredicateLeaf;
+import org.apache.hadoop.hive.ql.io.sarg.SearchArgument;
+import org.apache.hadoop.hive.ql.io.sarg.SearchArgumentFactory;
+import org.apache.hadoop.hive.serde2.io.DateWritable;
+import org.apache.hadoop.hive.serde2.io.HiveDecimalWritable;
+import org.apache.hadoop.io.BytesWritable;
+import org.apache.hadoop.io.Text;
+import org.apache.orc.impl.DataReaderProperties;
+import org.apache.orc.impl.MemoryManager;
+import org.apache.orc.impl.OrcIndex;
+import org.apache.orc.impl.RecordReaderImpl;
+import org.apache.orc.impl.RecordReaderUtils;
+import org.apache.orc.tools.TestJsonFileDump;
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.TestName;
+
+import java.io.File;
+import java.io.IOException;
+import java.math.BigInteger;
+import java.nio.ByteBuffer;
+import java.sql.Date;
+import java.sql.Timestamp;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.Random;
+
+import static junit.framework.TestCase.assertNotNull;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+
+/**
+ * Tests for the vectorized reader and writer for ORC files.
+ */
+public class TestVectorOrcFile {
+
+ public static class InnerStruct {
+ int int1;
+ Text string1 = new Text();
+ InnerStruct(int int1, Text string1) {
+ this.int1 = int1;
+ this.string1.set(string1);
+ }
+ InnerStruct(int int1, String string1) {
+ this.int1 = int1;
+ this.string1.set(string1);
+ }
+
+ public String toString() {
+ return "{" + int1 + ", " + string1 + "}";
+ }
+ }
+
+ public static class MiddleStruct {
+ List<InnerStruct> list = new ArrayList<InnerStruct>();
+
+ MiddleStruct(InnerStruct... items) {
+ list.clear();
+ list.addAll(Arrays.asList(items));
+ }
+ }
+
+ private static InnerStruct inner(int i, String s) {
+ return new InnerStruct(i, s);
+ }
+
+ private static Map<String, InnerStruct> map(InnerStruct... items) {
+ Map<String, InnerStruct> result = new HashMap<String, InnerStruct>();
+ for(InnerStruct i: items) {
+ result.put(i.string1.toString(), i);
+ }
+ return result;
+ }
+
+ private static List<InnerStruct> list(InnerStruct... items) {
+ List<InnerStruct> result = new ArrayList<InnerStruct>();
+ result.addAll(Arrays.asList(items));
+ return result;
+ }
+
+ private static BytesWritable bytes(int... items) {
+ BytesWritable result = new BytesWritable();
+ result.setSize(items.length);
+ for(int i=0; i < items.length; ++i) {
+ result.getBytes()[i] = (byte) items[i];
+ }
+ return result;
+ }
+
+ private static byte[] bytesArray(int... items) {
+ byte[] result = new byte[items.length];
+ for(int i=0; i < items.length; ++i) {
+ result[i] = (byte) items[i];
+ }
+ return result;
+ }
+
+ private static ByteBuffer byteBuf(int... items) {
+ ByteBuffer result = ByteBuffer.allocate(items.length);
+ for(int item: items) {
+ result.put((byte) item);
+ }
+ result.flip();
+ return result;
+ }
+
+ Path workDir = new Path(System.getProperty("test.tmp.dir",
+ "target" + File.separator + "test" + File.separator + "tmp"));
+
+ Configuration conf;
+ FileSystem fs;
+ Path testFilePath;
+
+ @Rule
+ public TestName testCaseName = new TestName();
+
+ @Before
+ public void openFileSystem () throws Exception {
+ conf = new Configuration();
+ fs = FileSystem.getLocal(conf);
+ testFilePath = new Path(workDir, "TestVectorOrcFile." +
+ testCaseName.getMethodName() + ".orc");
+ fs.delete(testFilePath, false);
+ }
+
+ @Test
+ public void testReadFormat_0_11() throws Exception {
+ Path oldFilePath =
+ new Path(TestJsonFileDump.getFileFromClasspath("orc-file-11-format.orc"));
+ Reader reader = OrcFile.createReader(oldFilePath,
+ OrcFile.readerOptions(conf).filesystem(fs));
+
+ int stripeCount = 0;
+ int rowCount = 0;
+ long currentOffset = -1;
+ for(StripeInformation stripe : reader.getStripes()) {
+ stripeCount += 1;
+ rowCount += stripe.getNumberOfRows();
+ if (currentOffset < 0) {
+ currentOffset = stripe.getOffset() + stripe.getIndexLength()
+ + stripe.getDataLength() + stripe.getFooterLength();
+ } else {
+ assertEquals(currentOffset, stripe.getOffset());
+ currentOffset += stripe.getIndexLength() + stripe.getDataLength()
+ + stripe.getFooterLength();
+ }
+ }
+ Assert.assertEquals(reader.getNumberOfRows(), rowCount);
+ assertEquals(2, stripeCount);
+
+ // check the stats
+ ColumnStatistics[] stats = reader.getStatistics();
+ assertEquals(7500, stats[1].getNumberOfValues());
+ assertEquals(3750, ((BooleanColumnStatistics) stats[1]).getFalseCount());
+ assertEquals(3750, ((BooleanColumnStatistics) stats[1]).getTrueCount());
+ assertEquals("count: 7500 hasNull: true true: 3750", stats[1].toString());
+
+ assertEquals(2048, ((IntegerColumnStatistics) stats[3]).getMaximum());
+ assertEquals(1024, ((IntegerColumnStatistics) stats[3]).getMinimum());
+ assertEquals(true, ((IntegerColumnStatistics) stats[3]).isSumDefined());
+ assertEquals(11520000, ((IntegerColumnStatistics) stats[3]).getSum());
+ assertEquals("count: 7500 hasNull: true min: 1024 max: 2048 sum: 11520000",
+ stats[3].toString());
+
+ assertEquals(Long.MAX_VALUE,
+ ((IntegerColumnStatistics) stats[5]).getMaximum());
+ assertEquals(Long.MAX_VALUE,
+ ((IntegerColumnStatistics) stats[5]).getMinimum());
+ assertEquals(false, ((IntegerColumnStatistics) stats[5]).isSumDefined());
+ assertEquals(
+ "count: 7500 hasNull: true min: 9223372036854775807 max: 9223372036854775807",
+ stats[5].toString());
+
+ assertEquals(-15.0, ((DoubleColumnStatistics) stats[7]).getMinimum(), 0.0001);
+ assertEquals(-5.0, ((DoubleColumnStatistics) stats[7]).getMaximum(), 0.0001);
+ assertEquals(-75000.0, ((DoubleColumnStatistics) stats[7]).getSum(),
+ 0.00001);
+ assertEquals("count: 7500 hasNull: true min: -15.0 max: -5.0 sum: -75000.0",
+ stats[7].toString());
+
+ assertEquals("count: 7500 hasNull: true min: bye max: hi sum: 0", stats[9].toString());
+
+ // check the inspectors
+ TypeDescription schema = reader.getSchema();
+ assertEquals(TypeDescription.Category.STRUCT, schema.getCategory());
+ assertEquals("struct<boolean1:boolean,byte1:tinyint,short1:smallint,"
+ + "int1:int,long1:bigint,float1:float,double1:double,bytes1:"
+ + "binary,string1:string,middle:struct<list:array<struct<int1:int,"
+ + "string1:string>>>,list:array<struct<int1:int,string1:string>>,"
+ + "map:map<string,struct<int1:int,string1:string>>,ts:timestamp,"
+ + "decimal1:decimal(38,10)>", schema.toString());
+ VectorizedRowBatch batch = schema.createRowBatch();
+
+ RecordReader rows = reader.rows();
+ Assert.assertEquals(true, rows.nextBatch(batch));
+ assertEquals(1024, batch.size);
+
+ // check the contents of the first row
+ assertEquals(false, getBoolean(batch, 0));
+ assertEquals(1, getByte(batch, 0));
+ assertEquals(1024, getShort(batch, 0));
+ assertEquals(65536, getInt(batch, 0));
+ assertEquals(Long.MAX_VALUE, getLong(batch, 0));
+ assertEquals(1.0, getFloat(batch, 0), 0.00001);
+ assertEquals(-15.0, getDouble(batch, 0), 0.00001);
+ assertEquals(bytes(0, 1, 2, 3, 4), getBinary(batch, 0));
+ assertEquals("hi", getText(batch, 0).toString());
+
+ StructColumnVector middle = (StructColumnVector) batch.cols[9];
+ ListColumnVector midList = (ListColumnVector) middle.fields[0];
+ StructColumnVector midListStruct = (StructColumnVector) midList.child;
+ LongColumnVector midListInt = (LongColumnVector) midListStruct.fields[0];
+ BytesColumnVector midListStr = (BytesColumnVector) midListStruct.fields[1];
+ ListColumnVector list = (ListColumnVector) batch.cols[10];
+ StructColumnVector listStruct = (StructColumnVector) list.child;
+ LongColumnVector listInts = (LongColumnVector) listStruct.fields[0];
+ BytesColumnVector listStrs = (BytesColumnVector) listStruct.fields[1];
+ MapColumnVector map = (MapColumnVector) batch.cols[11];
+ BytesColumnVector mapKey = (BytesColumnVector) map.keys;
+ StructColumnVector mapValue = (StructColumnVector) map.values;
+ LongColumnVector mapValueInts = (LongColumnVector) mapValue.fields[0];
+ BytesColumnVector mapValueStrs = (BytesColumnVector) mapValue.fields[1];
+ TimestampColumnVector timestamp = (TimestampColumnVector) batch.cols[12];
+ DecimalColumnVector decs = (DecimalColumnVector) batch.cols[13];
+
+ assertEquals(false, middle.isNull[0]);
+ assertEquals(2, midList.lengths[0]);
+ int start = (int) midList.offsets[0];
+ assertEquals(1, midListInt.vector[start]);
+ assertEquals("bye", midListStr.toString(start));
+ assertEquals(2, midListInt.vector[start + 1]);
+ assertEquals("sigh", midListStr.toString(start + 1));
+
+ assertEquals(2, list.lengths[0]);
+ start = (int) list.offsets[0];
+ assertEquals(3, listInts.vector[start]);
+ assertEquals("good", listStrs.toString(start));
+ assertEquals(4, listInts.vector[start + 1]);
+ assertEquals("bad", listStrs.toString(start + 1));
+ assertEquals(0, map.lengths[0]);
+ assertEquals(Timestamp.valueOf("2000-03-12 15:00:00"),
+ timestamp.asScratchTimestamp(0));
+ assertEquals(new HiveDecimalWritable(HiveDecimal.create("12345678.6547456")),
+ decs.vector[0]);
+
+ // check the contents of row 7499
+ rows.seekToRow(7499);
+ Assert.assertEquals(true, rows.nextBatch(batch));
+ assertEquals(true, getBoolean(batch, 0));
+ assertEquals(100, getByte(batch, 0));
+ assertEquals(2048, getShort(batch, 0));
+ assertEquals(65536, getInt(batch, 0));
+ assertEquals(Long.MAX_VALUE, getLong(batch, 0));
+ assertEquals(2.0, getFloat(batch, 0), 0.00001);
+ assertEquals(-5.0, getDouble(batch, 0), 0.00001);
+ assertEquals(bytes(), getBinary(batch, 0));
+ assertEquals("bye", getText(batch, 0).toString());
+ assertEquals(false, middle.isNull[0]);
+ assertEquals(2, midList.lengths[0]);
+ start = (int) midList.offsets[0];
+ assertEquals(1, midListInt.vector[start]);
+ assertEquals("bye", midListStr.toString(start));
+ assertEquals(2, midListInt.vector[start + 1]);
+ assertEquals("sigh", midListStr.toString(start + 1));
+ assertEquals(3, list.lengths[0]);
+ start = (int) list.offsets[0];
+ assertEquals(100000000, listInts.vector[start]);
+ assertEquals("cat", listStrs.toString(start));
+ assertEquals(-100000, listInts.vector[start + 1]);
+ assertEquals("in", listStrs.toString(start + 1));
+ assertEquals(1234, listInts.vector[start + 2]);
+ assertEquals("hat", listStrs.toString(start + 2));
+ assertEquals(2, map.lengths[0]);
+ start = (int) map.offsets[0];
+ assertEquals("chani", mapKey.toString(start));
+ assertEquals(5, mapValueInts.vector[start]);
+ assertEquals("chani", mapValueStrs.toString(start));
+ assertEquals("mauddib", mapKey.toString(start + 1));
+ assertEquals(1, mapValueInts.vector[start + 1]);
+ assertEquals("mauddib", mapValueStrs.toString(start + 1));
+ assertEquals(Timestamp.valueOf("2000-03-12 15:00:01"),
+ timestamp.asScratchTimestamp(0));
+ assertEquals(new HiveDecimalWritable(HiveDecimal.create("12345678.6547457")),
+ decs.vector[0]);
+
+ // handle the close up
+ Assert.assertEquals(false, rows.nextBatch(batch));
+ rows.close();
+ }
+
+ @Test
+ public void testTimestamp() throws Exception {
+ TypeDescription schema = TypeDescription.createTimestamp();
+ Writer writer = OrcFile.createWriter(testFilePath,
+ OrcFile.writerOptions(conf).setSchema(schema).stripeSize(100000)
+ .bufferSize(10000).version(org.apache.orc.OrcFile.Version.V_0_11));
+ List<Timestamp> tslist = Lists.newArrayList();
+ tslist.add(Timestamp.valueOf("2037-01-01 00:00:00.000999"));
+ tslist.add(Timestamp.valueOf("2003-01-01 00:00:00.000000222"));
+ tslist.add(Timestamp.valueOf("1999-01-01 00:00:00.999999999"));
+ tslist.add(Timestamp.valueOf("1995-01-01 00:00:00.688888888"));
+ tslist.add(Timestamp.valueOf("2002-01-01 00:00:00.1"));
+ tslist.add(Timestamp.valueOf("2010-03-02 00:00:00.000009001"));
+ tslist.add(Timestamp.valueOf("2005-01-01 00:00:00.000002229"));
+ tslist.add(Timestamp.valueOf("2006-01-01 00:00:00.900203003"));
+ tslist.add(Timestamp.valueOf("2003-01-01 00:00:00.800000007"));
+ tslist.add(Timestamp.valueOf("1996-08-02 00:00:00.723100809"));
+ tslist.add(Timestamp.valueOf("1998-11-02 00:00:00.857340643"));
+ tslist.add(Timestamp.valueOf("2008-10-02 00:00:00"));
+
+ VectorizedRowBatch batch = new VectorizedRowBatch(1, 1024);
+ TimestampColumnVector vec = new TimestampColumnVector(1024);
+ batch.cols[0] = vec;
+ batch.reset();
+ batch.size = tslist.size();
+ for (int i=0; i < tslist.size(); ++i) {
+ Timestamp ts = tslist.get(i);
+ vec.set(i, ts);
+ }
+ writer.addRowBatch(batch);
+ writer.close();
+
+ Reader reader = OrcFile.createReader(testFilePath,
+ OrcFile.readerOptions(conf).filesystem(fs));
+ RecordReader rows = reader.rows();
+ batch = reader.getSchema().createRowBatch();
+ TimestampColumnVector timestamps = (TimestampColumnVector) batch.cols[0];
+ int idx = 0;
+ while (rows.nextBatch(batch)) {
+ for(int r=0; r < batch.size; ++r) {
+ assertEquals(tslist.get(idx++).getNanos(),
+ timestamps.asScratchTimestamp(r).getNanos());
+ }
+ }
+ Assert.assertEquals(tslist.size(), rows.getRowNumber());
+ assertEquals(0, writer.getSchema().getMaximumId());
+ boolean[] expected = new boolean[] {false};
+ boolean[] included = OrcUtils.includeColumns("", writer.getSchema());
+ assertEquals(true, Arrays.equals(expected, included));
+ }
+
+ @Test
+ public void testStringAndBinaryStatistics() throws Exception {
+
+ TypeDescription schema = TypeDescription.createStruct()
+ .addField("bytes1", TypeDescription.createBinary())
+ .addField("string1", TypeDescription.createString());
+ Writer writer = OrcFile.createWriter(testFilePath,
+ OrcFile.writerOptions(conf)
+ .setSchema(schema)
+ .stripeSize(100000)
+ .bufferSize(10000));
+ VectorizedRowBatch batch = schema.createRowBatch();
+ batch.size = 4;
+ BytesColumnVector field1 = (BytesColumnVector) batch.cols[0];
+ BytesColumnVector field2 = (BytesColumnVector) batch.cols[1];
+ field1.setVal(0, bytesArray(0, 1, 2, 3, 4));
+ field1.setVal(1, bytesArray(0, 1, 2, 3));
+ field1.setVal(2, bytesArray(0, 1, 2, 3, 4, 5));
+ field1.noNulls = false;
+ field1.isNull[3] = true;
+ field2.setVal(0, "foo".getBytes());
+ field2.setVal(1, "bar".getBytes());
+ field2.noNulls = false;
+ field2.isNull[2] = true;
+ field2.setVal(3, "hi".getBytes());
+ writer.addRowBatch(batch);
+ writer.close();
+ schema = writer.getSchema();
+ assertEquals(2, schema.getMaximumId());
+
+ Reader reader = OrcFile.createReader(testFilePath,
+ OrcFile.readerOptions(conf).filesystem(fs));
+
+ boolean[] expected = new boolean[] {false, false, true};
+ boolean[] included = OrcUtils.includeColumns("string1", schema);
+ assertEquals(true, Arrays.equals(expected, included));
+
+ expected = new boolean[] {false, false, false};
+ included = OrcUtils.includeColumns("", schema);
+ assertEquals(true, Arrays.equals(expected, included));
+
+ expected = new boolean[] {false, false, false};
+ included = OrcUtils.includeColumns(null, schema);
+ assertEquals(true, Arrays.equals(expected, included));
+
+ // check the stats
+ ColumnStatistics[] stats = reader.getStatistics();
+ assertEquals(4, stats[0].getNumberOfValues());
+ assertEquals("count: 4 hasNull: false", stats[0].toString());
+
+ assertEquals(3, stats[1].getNumberOfValues());
+ assertEquals(15, ((BinaryColumnStatistics) stats[1]).getSum());
+ assertEquals("count: 3 hasNull: true sum: 15", stats[1].toString());
+
+ assertEquals(3, stats[2].getNumberOfValues());
+ assertEquals("bar", ((StringColumnStatistics) stats[2]).getMinimum());
+ assertEquals("hi", ((StringColumnStatistics) stats[2]).getMaximum());
+ assertEquals(8, ((StringColumnStatistics) stats[2]).getSum());
+ assertEquals("count: 3 hasNull: true min: bar max: hi sum: 8",
+ stats[2].toString());
+
+ // check the inspectors
+ batch = reader.getSchema().createRowBatch();
+ BytesColumnVector bytes = (BytesColumnVector) batch.cols[0];
+ BytesColumnVector strs = (BytesColumnVector) batch.cols[1];
+ RecordReader rows = reader.rows();
+ Assert.assertEquals(true, rows.nextBatch(batch));
+ assertEquals(4, batch.size);
+
+ // check the contents of the first row
+ assertEquals(bytes(0,1,2,3,4), getBinary(bytes, 0));
+ assertEquals("foo", strs.toString(0));
+
+ // check the contents of second row
+ assertEquals(bytes(0,1,2,3), getBinary(bytes, 1));
+ assertEquals("bar", strs.toString(1));
+
+ // check the contents of third row
+ assertEquals(bytes(0,1,2,3,4,5), getBinary(bytes, 2));
+ assertNull(strs.toString(2));
+
+ // check the contents of fourth row
+ assertNull(getBinary(bytes, 3));
+ assertEquals("hi", strs.toString(3));
+
+ // handle the close up
+ Assert.assertEquals(false, rows.nextBatch(batch));
+ rows.close();
+ }
+
+
+ @Test
+ public void testStripeLevelStats() throws Exception {
+ TypeDescription schema = TypeDescription.createStruct()
+ .addField("int1", TypeDescription.createInt())
+ .addField("string1", TypeDescription.createString());
+ Writer writer = OrcFile.createWriter(testFilePath,
+ OrcFile.writerOptions(conf)
+ .setSchema(schema)
+ .stripeSize(100000)
+ .bufferSize(10000));
+ VectorizedRowBatch batch = schema.createRowBatch();
+ batch.size = 1000;
+ LongColumnVector field1 = (LongColumnVector) batch.cols[0];
+ BytesColumnVector field2 = (BytesColumnVector) batch.cols[1];
+ field1.isRepeating = true;
+ field2.isRepeating = true;
+ for (int b = 0; b < 11; b++) {
+ if (b >= 5) {
+ if (b >= 10) {
+ field1.vector[0] = 3;
+ field2.setVal(0, "three".getBytes());
+ } else {
+ field1.vector[0] = 2;
+ field2.setVal(0, "two".getBytes());
+ }
+ } else {
+ field1.vector[0] = 1;
+ field2.setVal(0, "one".getBytes());
+ }
+ writer.addRowBatch(batch);
+ }
+
+ writer.close();
+ Reader reader = OrcFile.createReader(testFilePath,
+ OrcFile.readerOptions(conf).filesystem(fs));
+
+ schema = writer.getSchema();
+ assertEquals(2, schema.getMaximumId());
+ boolean[] expected = new boolean[] {false, true, false};
+ boolean[] included = OrcUtils.includeColumns("int1", schema);
+ assertEquals(true, Arrays.equals(expected, included));
+
+ List<StripeStatistics> stats = reader.getStripeStatistics();
+ int numStripes = stats.size();
+ assertEquals(3, numStripes);
+ StripeStatistics ss1 = stats.get(0);
+ StripeStatistics ss2 = stats.get(1);
+ StripeStatistics ss3 = stats.get(2);
+
+ assertEquals(5000, ss1.getColumnStatistics()[0].getNumberOfValues());
+ assertEquals(5000, ss2.getColumnStatistics()[0].getNumberOfValues());
+ assertEquals(1000, ss3.getColumnStatistics()[0].getNumberOfValues());
+
+ assertEquals(5000, (ss1.getColumnStatistics()[1]).getNumberOfValues());
+ assertEquals(5000, (ss2.getColumnStatistics()[1]).getNumberOfValues());
+ assertEquals(1000, (ss3.getColumnStatistics()[1]).getNumberOfValues());
+ assertEquals(1, ((IntegerColumnStatistics)ss1.getColumnStatistics()[1]).getMinimum());
+ assertEquals(2, ((IntegerColumnStatistics)ss2.getColumnStatistics()[1]).getMinimum());
+ assertEquals(3, ((IntegerColumnStatistics)ss3.getColumnStatistics()[1]).getMinimum());
+ assertEquals(1, ((IntegerColumnStatistics)ss1.getColumnStatistics()[1]).getMaximum());
+ assertEquals(2, ((IntegerColumnStatistics)ss2.getColumnStatistics()[1]).getMaximum());
+ assertEquals(3, ((IntegerColumnStatistics)ss3.getColumnStatistics()[1]).getMaximum());
+ assertEquals(5000, ((IntegerColumnStatistics)ss1.getColumnStatistics()[1]).getSum());
+ assertEquals(10000, ((IntegerColumnStatistics)ss2.getColumnStatistics()[1]).getSum());
+ assertEquals(3000, ((IntegerColumnStatistics)ss3.getColumnStatistics()[1]).getSum());
+
+ assertEquals(5000, (ss1.getColumnStatistics()[2]).getNumberOfValues());
+ assertEquals(5000, (ss2.getColumnStatistics()[2]).getNumberOfValues());
+ assertEquals(1000, (ss3.getColumnStatistics()[2]).getNumberOfValues());
+ assertEquals("one", ((StringColumnStatistics)ss1.getColumnStatistics()[2]).getMinimum());
+ assertEquals("two", ((StringColumnStatistics)ss2.getColumnStatistics()[2]).getMinimum());
+ assertEquals("three", ((StringColumnStatistics)ss3.getColumnStatistics()[2]).getMinimum());
+ assertEquals("one", ((StringColumnStatistics)ss1.getColumnStatistics()[2]).getMaximum());
+ assertEquals("two", ((StringColumnStatistics) ss2.getColumnStatistics()[2]).getMaximum());
+ assertEquals("three", ((StringColumnStatistics)ss3.getColumnStatistics()[2]).getMaximum());
+ assertEquals(15000, ((StringColumnStatistics)ss1.getColumnStatistics()[2]).getSum());
+ assertEquals(15000, ((StringColumnStatistics)ss2.getColumnStatistics()[2]).getSum());
+ assertEquals(5000, ((StringColumnStatistics)ss3.getColumnStatistics()[2]).getSum());
+
+ RecordReaderImpl recordReader = (RecordReaderImpl) reader.rows();
+ OrcProto.RowIndex[] index = recordReader.readRowIndex(0, null, null).getRowGroupIndex();
+ assertEquals(3, index.length);
+ List<OrcProto.RowIndexEntry> items = index[1].getEntryList();
+ assertEquals(1, items.size());
+ assertEquals(3, items.get(0).getPositionsCount());
+ assertEquals(0, items.get(0).getPositions(0));
+ assertEquals(0, items.get(0).getPositions(1));
+ assertEquals(0, items.get(0).getPositions(2));
+ assertEquals(1,
+ items.get(0).getStatistics().getIntStatistics().getMinimum());
+ index = recordReader.readRowIndex(1, null, null).getRowGroupIndex();
+ assertEquals(3, index.length);
+ items = index[1].getEntryList();
+ assertEquals(2,
+ items.get(0).getStatistics().getIntStatistics().getMaximum());
+ }
+
+ private static void setInner(StructColumnVector inner, int rowId,
+ int i, String value) {
+ ((LongColumnVector) inner.fields[0]).vector[rowId] = i;
+ if (value != null) {
+ ((BytesColumnVector) inner.fields[1]).setVal(rowId, value.getBytes());
+ } else {
+ inner.fields[1].isNull[rowId] = true;
+ inner.fields[1].noNulls = false;
+ }
+ }
+
+ private static void checkInner(StructColumnVector inner, int rowId,
+ int rowInBatch, int i, String value) {
+ assertEquals("row " + rowId, i,
+ ((LongColumnVector) inner.fields[0]).vector[rowInBatch]);
+ if (value != null) {
+ assertEquals("row " + rowId, value,
+ ((BytesColumnVector) inner.fields[1]).toString(rowInBatch));
+ } else {
+ assertEquals("row " + rowId, true, inner.fields[1].isNull[rowInBatch]);
+ assertEquals("row " + rowId, false, inner.fields[1].noNulls);
+ }
+ }
+
+ private static void setInnerList(ListColumnVector list, int rowId,
+ List<InnerStruct> value) {
+ if (value != null) {
+ if (list.childCount + value.size() > list.child.isNull.length) {
+ list.child.ensureSize(list.childCount * 2, true);
+ }
+ list.lengths[rowId] = value.size();
+ list.offsets[rowId] = list.childCount;
+ for (int i = 0; i < list.lengths[rowId]; ++i) {
+ InnerStruct inner = value.get(i);
+ setInner((StructColumnVector) list.child, i + list.childCount,
+ inner.int1, inner.string1.toString());
+ }
+ list.childCount += value.size();
+ } else {
+ list.isNull[rowId] = true;
+ list.noNulls = false;
+ }
+ }
+
+ private static void checkInnerList(ListColumnVector list, int rowId,
+ int rowInBatch, List<InnerStruct> value) {
+ if (value != null) {
+ assertEquals("row " + rowId, value.size(), list.lengths[rowInBatch]);
+ int start = (int) list.offsets[rowInBatch];
+ for (int i = 0; i < list.lengths[rowInBatch]; ++i) {
+ InnerStruct inner = value.get(i);
+ checkInner((StructColumnVector) list.child, rowId, i + start,
+ inner.int1, inner.string1.toString());
+ }
+ list.childCount += value.size();
+ } else {
+ assertEquals("row " + rowId, true, list.isNull[rowInBatch]);
+ assertEquals("row " + rowId, false, list.noNulls);
+ }
+ }
+
+ private static void setInnerMap(MapColumnVector map, int rowId,
+ Map<String, InnerStruct> value) {
+ if (value != null) {
+ if (map.childCount >= map.keys.isNull.length) {
+ map.keys.ensureSize(map.childCount * 2, true);
+ map.values.ensureSize(map.childCount * 2, true);
+ }
+ map.lengths[rowId] = value.size();
+ int offset = map.childCount;
+ map.offsets[rowId] = offset;
+
+ for (Map.Entry<String, InnerStruct> entry : value.entrySet()) {
+ ((BytesColumnVector) map.keys).setVal(offset, entry.getKey().getBytes());
+ InnerStruct inner = entry.getValue();
+ setInner((StructColumnVector) map.values, offset, inner.int1,
+ inner.string1.toString());
+ offset += 1;
+ }
+ map.childCount = offset;
+ } else {
+ map.isNull[rowId] = true;
+ map.noNulls = false;
+ }
+ }
+
+ private static void checkInnerMap(MapColumnVector map, int rowId,
+ int rowInBatch,
+ Map<String, InnerStruct> value) {
+ if (value != null) {
+ assertEquals("row " + rowId, value.size(), map.lengths[rowInBatch]);
+ int offset = (int) map.offsets[rowInBatch];
+ for(int i=0; i < value.size(); ++i) {
+ String key = ((BytesColumnVector) map.keys).toString(offset + i);
+ InnerStruct expected = value.get(key);
+ checkInner((StructColumnVector) map.values, rowId, offset + i,
+ expected.int1, expected.string1.toString());
+ }
+ } else {
+ assertEquals("row " + rowId, true, map.isNull[rowId]);
+ assertEquals("row " + rowId, false, map.noNulls);
+ }
+ }
+
+ private static void setMiddleStruct(StructColumnVector middle, int rowId,
+ MiddleStruct value) {
+ if (value != null) {
+ setInnerList((ListColumnVector) middle.fields[0], rowId, value.list);
+ } else {
+ middle.isNull[rowId] = true;
+ middle.noNulls = false;
+ }
+ }
+
+ private static void checkMiddleStruct(StructColumnVector middle, int rowId,
+ int rowInBatch, MiddleStruct value) {
+ if (value != null) {
+ checkInnerList((ListColumnVector) middle.fields[0], rowId, rowInBatch,
+ value.list);
+ } else {
+ assertEquals("row " + rowId, true, middle.isNull[rowInBatch]);
+ assertEquals("row " + rowId, false, middle.noNulls);
+ }
+ }
+
+ private static void setBigRow(VectorizedRowBatch batch, int rowId,
+ Boolean b1, Byte b2, Short s1,
+ Integer i1, Long l1, Float f1,
+ Double d1, BytesWritable b3, String s2,
+ MiddleStruct m1, List<InnerStruct> l2,
+ Map<String, InnerStruct> m2) {
+ ((LongColumnVector) batch.cols[0]).vector[rowId] = b1 ? 1 : 0;
+ ((LongColumnVector) batch.cols[1]).vector[rowId] = b2;
+ ((LongColumnVector) batch.cols[2]).vector[rowId] = s1;
+ ((LongColumnVector) batch.cols[3]).vector[rowId] = i1;
+ ((LongColumnVector) batch.cols[4]).vector[rowId] = l1;
+ ((DoubleColumnVector) batch.cols[5]).vector[rowId] = f1;
+ ((DoubleColumnVector) batch.cols[6]).vector[rowId] = d1;
+ if (b3 != null) {
+ ((BytesColumnVector) batch.cols[7]).setVal(rowId, b3.getBytes(), 0,
+ b3.getLength());
+ } else {
+ batch.cols[7].isNull[rowId] = true;
+ batch.cols[7].noNulls = false;
+ }
+ if (s2 != null) {
+ ((BytesColumnVector) batch.cols[8]).setVal(rowId, s2.getBytes());
+ } else {
+ batch.cols[8].isNull[rowId] = true;
+ batch.cols[8].noNulls = false;
+ }
+ setMiddleStruct((StructColumnVector) batch.cols[9], rowId, m1);
+ setInnerList((ListColumnVector) batch.cols[10], rowId, l2);
+ setInnerMap((MapColumnVector) batch.cols[11], rowId, m2);
+ }
+
+ private static void checkBigRow(VectorizedRowBatch batch,
+ int rowInBatch,
+ int rowId,
+ boolean b1, byte b2, short s1,
+ int i1, long l1, float f1,
+ double d1, BytesWritable b3, String s2,
+ MiddleStruct m1, List<InnerStruct> l2,
+ Map<String, InnerStruct> m2) {
+ assertEquals("row " + rowId, b1, getBoolean(batch, rowInBatch));
+ assertEquals("row " + rowId, b2, getByte(batch, rowInBatch));
+ assertEquals("row " + rowId, s1, getShort(batch, rowInBatch));
+ assertEquals("row " + rowId, i1, getInt(batch, rowInBatch));
+ assertEquals("row " + rowId, l1, getLong(batch, rowInBatch));
+ assertEquals("row " + rowId, f1, getFloat(batch, rowInBatch), 0.0001);
+ assertEquals("row " + rowId, d1, getDouble(batch, rowInBatch), 0.0001);
+ if (b3 != null) {
+ BytesColumnVector bytes = (BytesColumnVector) batch.cols[7];
+ assertEquals("row " + rowId, b3.getLength(), bytes.length[rowInBatch]);
+ for(int i=0; i < b3.getLength(); ++i) {
+ assertEquals("row " + rowId + " byte " + i, b3.getBytes()[i],
+ bytes.vector[rowInBatch][bytes.start[rowInBatch] + i]);
+ }
+ } else {
+ assertEquals("row " + rowId, true, batch.cols[7].isNull[rowInBatch]);
+ assertEquals("row " + rowId, false, batch.cols[7].noNulls);
+ }
+ if (s2 != null) {
+ assertEquals("row " + rowId, s2, getText(batch, rowInBatch).toString());
+ } else {
+ assertEquals("row " + rowId, true, batch.cols[8].isNull[rowInBatch]);
+ assertEquals("row " + rowId, false, batch.cols[8].noNulls);
+ }
+ checkMiddleStruct((StructColumnVector) batch.cols[9], rowId, rowInBatch,
+ m1);
+ checkInnerList((ListColumnVector) batch.cols[10], rowId, rowInBatch, l2);
+ checkInnerMap((MapColumnVector) batch.cols[11], rowId, rowInBatch, m2);
+ }
+
+ private static boolean getBoolean(VectorizedRowBatch batch, int rowId) {
+ return ((LongColumnVector) batch.cols[0]).vector[rowId] != 0;
+ }
+
+ private static byte getByte(VectorizedRowBatch batch, int rowId) {
+ return (byte) ((LongColumnVector) batch.cols[1]).vector[rowId];
+ }
+
+ private static short getShort(VectorizedRowBatch batch, int rowId) {
+ return (short) ((LongColumnVector) batch.cols[2]).vector[rowId];
+ }
+
+ private static int getInt(VectorizedRowBatch batch, int rowId) {
+ return (int) ((LongColumnVector) batch.cols[3]).vector[rowId];
+ }
+
+ private static long getLong(VectorizedRowBatch batch, int rowId) {
+ return ((LongColumnVector) batch.cols[4]).vector[rowId];
+ }
+
+ private static float getFloat(VectorizedRowBatch batch, int rowId) {
+ return (float) ((DoubleColumnVector) batch.cols[5]).vector[rowId];
+ }
+
+ private static double getDouble(VectorizedRowBatch batch, int rowId) {
+ return ((DoubleColumnVector) batch.cols[6]).vector[rowId];
+ }
+
+ private static BytesWritable getBinary(BytesColumnVector column, int rowId) {
+ if (column.isRepeating) {
+ rowId = 0;
+ }
+ if (column.noNulls || !column.isNull[rowId]) {
+ return new BytesWritable(Arrays.copyOfRange(column.vector[rowId],
+ column.start[rowId], column.start[rowId] + column.length[rowId]));
+ } else {
+ return null;
+ }
+ }
+
+ private static BytesWritable getBinary(VectorizedRowBatch batch, int rowId) {
+ return getBinary((BytesColumnVector) batch.cols[7], rowId);
+ }
+
+ private static Text getText(BytesColumnVector vector, int rowId) {
+ if (vector.isRepeating) {
+ rowId = 0;
+ }
+ if (vector.noNulls || !vector.isNull[rowId]) {
+ return new Text(Arrays.copyOfRange(vector.vector[rowId],
+ vector.start[rowId], vector.start[rowId] + vector.length[rowId]));
+ } else {
+ return null;
+ }
+ }
+
+ private static Text getText(VectorizedRowBatch batch, int rowId) {
+ return getText((BytesColumnVector) batch.cols[8], rowId);
+ }
+
+ private static InnerStruct getInner(StructColumnVector vector,
+ int rowId) {
+ return new InnerStruct(
+ (int) ((LongColumnVector) vector.fields[0]).vector[rowId],
+ getText((BytesColumnVector) vector.fields[1], rowId));
+ }
+
+ private static List<InnerStruct> getList(ListColumnVector cv,
+ int rowId) {
+ if (cv.isRepeating) {
+ rowId = 0;
+ }
+ if (cv.noNulls || !cv.isNull[rowId]) {
+ List<InnerStruct> result =
+ new ArrayList<InnerStruct>((int) cv.lengths[rowId]);
+ for(long i=cv.offsets[rowId];
+ i < cv.offsets[rowId] + cv.lengths[rowId]; ++i) {
+ result.add(getInner((StructColumnVector) cv.child, (int) i));
+ }
+ return result;
+ } else {
+ return null;
+ }
+ }
+
+ private static List<InnerStruct> getMidList(VectorizedRowBatch batch,
+ int rowId) {
+ return getList((ListColumnVector) ((StructColumnVector) batch.cols[9])
+ .fields[0], rowId);
+ }
+
+ private static List<InnerStruct> getList(VectorizedRowBatch batch,
+ int rowId) {
+ return getList((ListColumnVector) batch.cols[10], rowId);
+ }
+
+ private static Map<Text, InnerStruct> getMap(VectorizedRowBatch batch,
+ int rowId) {
+ MapColumnVector cv = (MapColumnVector) batch.cols[11];
+ if (cv.isRepeating) {
+ rowId = 0;
+ }
+ if (cv.noNulls || !cv.isNull[rowId]) {
+ Map<Text, InnerStruct> result =
+ new HashMap<Text, InnerStruct>((int) cv.lengths[rowId]);
+ for(long i=cv.offsets[rowId];
+ i < cv.offsets[rowId] + cv.lengths[rowId]; ++i) {
+ result.put(getText((BytesColumnVector) cv.keys, (int) i),
+ getInner((StructColumnVector) cv.values, (int) i));
+ }
+ return result;
+ } else {
+ return null;
+ }
+ }
+
+ private static TypeDescription createInnerSchema() {
+ return TypeDescription.createStruct()
+ .addField("int1", TypeDescription.createInt())
+ .addField("string1", TypeDescription.createString());
+ }
+
+ private static TypeDescription createBigRowSchema() {
+ return TypeDescription.createStruct()
+ .addField("boolean1", TypeDescription.createBoolean())
+ .addField("byte1", TypeDescription.createByte())
+ .addField("short1", TypeDescription.createShort())
+ .addField("int1", TypeDescription.createInt())
+ .addField("long1", TypeDescription.createLong())
+ .addField("float1", TypeDescription.createFloat())
+ .addField("double1", TypeDescription.createDouble())
+ .addField("bytes1", TypeDescription.createBinary())
+ .addField("string1", TypeDescription.createString())
+ .addField("middle", TypeDescription.createStruct()
+ .addField("list", TypeDescription.createList(createInnerSchema())))
+ .addField("list", TypeDescription.createList(createInnerSchema()))
+ .addField("map", TypeDescription.createMap(
+ TypeDescription.createString(),
+ createInnerSchema()));
+ }
+
+ static void assertArrayEquals(boolean[] expected, boolean[] actual) {
+ assertEquals(expected.length, actual.length);
+ boolean diff = false;
+ for(int i=0; i < expected.length; ++i) {
+ if (expected[i] != actual[i]) {
+ System.out.println("Difference at " + i + " expected: " + expected[i] +
+ " actual: " + actual[i]);
+ diff = true;
+ }
+ }
+ assertEquals(false, diff);
+ }
+
+ @Test
+ public void test1() throws Exception {
+ TypeDescription schema = createBigRowSchema();
+ Writer writer = OrcFile.createWriter(testFilePath,
+ OrcFile.writerOptions(conf)
+ .setSchema(schema)
+ .stripeSize(100000)
+ .bufferSize(10000));
+ VectorizedRowBatch batch = schema.createRowBatch();
+ batch.size = 2;
+ setBigRow(batch, 0, false, (byte) 1, (short) 1024, 65536,
+ Long.MAX_VALUE, (float) 1.0, -15.0, bytes(0, 1, 2, 3, 4), "hi",
+ new MiddleStruct(inner(1, "bye"), inner(2, "sigh")),
+ list(inner(3, "good"), inner(4, "bad")),
+ map());
+ setBigRow(batch, 1, true, (byte) 100, (short) 2048, 65536,
+ Long.MAX_VALUE, (float) 2.0, -5.0, bytes(), "bye",
+ new MiddleStruct(inner(1, "bye"), inner(2, "sigh")),
+ list(inner(100000000, "cat"), inner(-100000, "in"), inner(1234, "hat")),
+ map(inner(5, "chani"), inner(1, "mauddib")));
+ writer.addRowBatch(batch);
+ writer.close();
+ Reader reader = OrcFile.createReader(testFilePath,
+ OrcFile.readerOptions(conf).filesystem(fs));
+
+ schema = writer.getSchema();
+ assertEquals(23, schema.getMaximumId());
+ boolean[] expected = new boolean[] {false, false, false, false, false,
+ false, false, false, false, false,
+ false, false, false, false, false,
+ false, false, false, false, false,
+ false, false, false, false};
+ boolean[] included = OrcUtils.includeColumns("", schema);
+ assertEquals(true, Arrays.equals(expected, included));
+
+ expected = new boolean[] {false, true, false, false, false,
+ false, false, false, false, true,
+ true, true, true, true, true,
+ false, false, false, false, true,
+ true, true, true, true};
+ included = OrcUtils.includeColumns("boolean1,string1,middle,map", schema);
+
+ assertArrayEquals(expected, included);
+
+ expected = new boolean[] {false, true, false, false, false,
+ false, false, false, false, true,
+ true, true, true, true, true,
+ false, false, false, false, true,
+ true, true, true, true};
+ included = OrcUtils.includeColumns("boolean1,string1,middle,map", schema);
+ assertArrayEquals(expected, included);
+
+ expected = new boolean[] {false, true, true, true, true,
+ true, true, true, true, true,
+ true, true, true, true, true,
+ true, true, true, true, true,
+ true, true, true, true};
+ included = OrcUtils.includeColumns(
+ "boolean1,byte1,short1,int1,long1,float1,double1,bytes1,string1,middle,list,map",
+ schema);
+ assertEquals(true, Arrays.equals(expected, included));
+
+ // check the stats
+ ColumnStatistics[] stats = reader.getStatistics();
+ assertEquals(2, stats[1].getNumberOfValues());
+ assertEquals(1, ((BooleanColumnStatistics) stats[1]).getFalseCount());
+ assertEquals(1, ((BooleanColumnStatistics) stats[1]).getTrueCount());
+ assertEquals("count: 2 hasNull: false true: 1", stats[1].toString());
+
+ assertEquals(2048, ((IntegerColumnStatistics) stats[3]).getMaximum());
+ assertEquals(1024, ((IntegerColumnStatistics) stats[3]).getMinimum());
+ assertEquals(true, ((IntegerColumnStatistics) stats[3]).isSumDefined());
+ assertEquals(3072, ((IntegerColumnStatistics) stats[3]).getSum());
+ assertEquals("count: 2 hasNull: false min: 1024 max: 2048 sum: 3072",
+ stats[3].toString());
+
+ StripeStatistics ss = reader.getStripeStatistics().get(0);
+ assertEquals(2, ss.getColumnStatistics()[0].getNumberOfValues());
+ assertEquals(1, ((BooleanColumnStatistics) ss.getColumnStatistics()[1]).getTrueCount());
+ assertEquals(1024, ((IntegerColumnStatistics) ss.getColumnStatistics()[3]).getMinimum());
+ assertEquals(2048, ((IntegerColumnStatistics) ss.getColumnStatistics()[3]).getMaximum());
+ assertEquals(3072, ((IntegerColumnStatistics) ss.getColumnStatistics()[3]).getSum());
+ assertEquals(-15.0, ((DoubleColumnStatistics) stats[7]).getMinimum(), 0.0001);
+ assertEquals(-5.0, ((DoubleColumnStatistics) stats[7]).getMaximum(), 0.0001);
+ assertEquals(-20.0, ((DoubleColumnStatistics) stats[7]).getSum(), 0.00001);
+ assertEquals("count: 2 hasNull: false min: -15.0 max: -5.0 sum: -20.0",
+ stats[7].toString());
+
+ assertEquals("count: 2 hasNull: false min: bye max: hi sum: 5", stats[9].toString());
+
+ // check the schema
+ TypeDescription readerSchema = reader.getSchema();
+ assertEquals(TypeDescription.Category.STRUCT, readerSchema.getCategory());
+ assertEquals("struct<boolean1:boolean,byte1:tinyint,short1:smallint,"
+ + "int1:int,long1:bigint,float1:float,double1:double,bytes1:"
+ + "binary,string1:string,middle:struct<list:array<struct<int1:int,"
+ + "string1:string>>>,list:array<struct<int1:int,string1:string>>,"
+ + "map:map<string,struct<int1:int,string1:string>>>",
+ readerSchema.toString());
+ List<String> fieldNames = readerSchema.getFieldNames();
+ List<TypeDescription> fieldTypes = readerSchema.getChildren();
+ assertEquals("boolean1", fieldNames.get(0));
+ assertEquals(TypeDescription.Category.BOOLEAN, fieldTypes.get(0).getCategory());
+ assertEquals("byte1", fieldNames.get(1));
+ assertEquals(TypeDescription.Category.BYTE, fieldTypes.get(1).getCategory());
+ assertEquals("short1", fieldNames.get(2));
+ assertEquals(TypeDescription.Category.SHORT, fieldTypes.get(2).getCategory());
+ assertEquals("int1", fieldNames.get(3));
+ assertEquals(TypeDescription.Category.INT, fieldTypes.get(3).getCategory());
+ assertEquals("long1", fieldNames.get(4));
+ assertEquals(TypeDescription.Category.LONG, fieldTypes.get(4).getCategory());
+ assertEquals("float1", fieldNames.get(5));
+ assertEquals(TypeDescription.Category.FLOAT, fieldTypes.get(5).getCategory());
+ assertEquals("double1", fieldNames.get(6));
+ assertEquals(TypeDescription.Category.DOUBLE, fieldTypes.get(6).getCategory());
+ assertEquals("bytes1", fieldNames.get(7));
+ assertEquals(TypeDescription.Category.BINARY, fieldTypes.get(7).getCategory());
+ assertEquals("string1", fieldNames.get(8));
+ assertEquals(TypeDescription.Category.STRING, fieldTypes.get(8).getCategory());
+ assertEquals("middle", fieldNames.get(9));
+ TypeDescription middle = fieldTypes.get(9);
+ assertEquals(TypeDescription.Category.STRUCT, middle.getCategory());
+ TypeDescription midList = middle.getChildren().get(0);
+ assertEquals(TypeDescription.Category.LIST, midList.getCategory());
+ TypeDescription inner = midList.getChildren().get(0);
+ assertEquals(TypeDescription.Category.STRUCT, inner.getCategory());
+ assertEquals("int1", inner.getFieldNames().get(0));
+ assertEquals("string1", inner.getFieldNames().get(1));
+
+ RecordReader rows = reader.rows();
+ // create a new batch
+ batch = readerSchema.createRowBatch();
+ Assert.assertEquals(true, rows.nextBatch(batch));
+ assertEquals(2, batch.size);
+ Assert.assertEquals(false, rows.nextBatch(batch));
+
+ // check the contents of the first row
+ assertEquals(false, getBoolean(batch, 0));
+ assertEquals(1, getByte(batch, 0));
+ assertEquals(1024, getShort(batch, 0));
+ assertEquals(65536, getInt(batch, 0));
+ assertEquals(Long.MAX_VALUE, getLong(batch, 0));
+ assertEquals(1.0, getFloat(batch, 0), 0.00001);
+ assertEquals(-15.0, getDouble(batch, 0), 0.00001);
+ assertEquals(bytes(0,1,2,3,4), getBinary(batch, 0));
+ assertEquals("hi", getText(batch, 0).toString());
+ List<InnerStruct> midRow = getMidList(batch, 0);
+ assertNotNull(midRow);
+ assertEquals(2, midRow.size());
+ assertEquals(1, midRow.get(0).int1);
+ assertEquals("bye", midRow.get(0).string1.toString());
+ assertEquals(2, midRow.get(1).int1);
+ assertEquals("sigh", midRow.get(1).string1.toString());
+ List<InnerStruct> list = getList(batch, 0);
+ assertEquals(2, list.size());
+ assertEquals(3, list.get(0).int1);
+ assertEquals("good", list.get(0).string1.toString());
+ assertEquals(4, list.get(1).int1);
+ assertEquals("bad", list.get(1).string1.toString());
+ Map<Text, InnerStruct> map = getMap(batch, 0);
+ assertEquals(0, map.size());
+
+ // check the contents of second row
+ assertEquals(true, getBoolean(batch, 1));
+ assertEquals(100, getByte(batch, 1));
+ assertEquals(2048, getShort(batch, 1));
+ assertEquals(65536, getInt(batch, 1));
+ assertEquals(Long.MAX_VALUE, getLong(batch, 1));
+ assertEquals(2.0, getFloat(batch, 1), 0.00001);
+ assertEquals(-5.0, getDouble(batch, 1), 0.00001);
+ assertEquals(bytes(), getBinary(batch, 1));
+ assertEquals("bye", getText(batch, 1).toString());
+ midRow = getMidList(batch, 1);
+ assertNotNull(midRow);
+ assertEquals(2, midRow.size());
+ assertEquals(1, midRow.get(0).int1);
+ assertEquals("bye", midRow.get(0).string1.toString());
+ assertEquals(2, midRow.get(1).int1);
+ assertEquals("sigh", midRow.get(1).string1.toString());
+ list = getList(batch, 1);
+ assertEquals(3, list.size());
+ assertEquals(100000000, list.get(0).int1);
+ assertEquals("cat", list.get(0).string1.toString());
+ assertEquals(-100000, list.get(1).int1);
+ assertEquals("in", list.get(1).string1.toString());
+ assertEquals(1234, list.get(2).int1);
+ assertEquals("hat", list.get(2).string1.toString());
+ map = getMap(batch, 1);
+ assertEquals(2, map.size());
+ InnerStruct value = map.get(new Text("chani"));
+ assertEquals(5, value.int1);
+ assertEquals("chani", value.string1.toString());
+ value = map.get(new Text("mauddib"));
+ assertEquals(1, value.int1);
+ assertEquals("mauddib", value.string1.toString());
+
+ // handle the close up
+ Assert.assertEquals(false, rows.nextBatch(batch));
+ rows.close();
+ }
+
+ @Test
+ public void testColumnProjection() throws Exception {
+ TypeDescription schema = createInnerSchema();
+ Writer writer = OrcFile.createWriter(testFilePath,
+ OrcFile.writerOptions(conf)
+ .setSchema(schema)
+ .stripeSize(1000)
+ .compress(CompressionKind.NONE)
+ .bufferSize(100)
+ .rowIndexStride(1000));
+ VectorizedRowBatch batch = schema.createRowBatch();
+ Random r1 = new Random(1);
+ Random r2 = new Random(2);
+ int x;
+ int minInt=0, maxInt=0;
+ String y;
+ String minStr = null, maxStr = null;
+ batch.size = 1000;
+ boolean first = true;
+ for(int b=0; b < 21; ++b) {
+ for(int r=0; r < 1000; ++r) {
+ x = r1.nextInt();
+ y = Long.toHexString(r2.nextLong());
+ if (first || x < minInt) {
+ minInt = x;
+ }
+ if (first || x > maxInt) {
+ maxInt = x;
+ }
+ if (first || y.compareTo(minStr) < 0) {
+ minStr = y;
+ }
+ if (first || y.compareTo(maxStr) > 0) {
+ maxStr = y;
+ }
+ first = false;
+ ((LongColumnVector) batch.cols[0]).vector[r] = x;
+ ((BytesColumnVector) batch.cols[1]).setVal(r, y.getBytes());
+ }
+ writer.addRowBatch(batch);
+ }
+ writer.close();
+ Reader reader = OrcFile.createReader(testFilePath,
+ OrcFile.readerOptions(conf).filesystem(fs));
+
+ // check out the statistics
+ ColumnStatistics[] stats = reader.getStatistics();
+ assertEquals(3, stats.length);
+ for(ColumnStatistics s: stats) {
+ assertEquals(21000, s.getNumberOfValues());
+ if (s instanceof IntegerColumnStatistics) {
+ assertEquals(minInt, ((IntegerColumnStatistics) s).getMinimum());
+ assertEquals(maxInt, ((IntegerColumnStatistics) s).getMaximum());
+ } else if (s instanceof StringColumnStatistics) {
+ assertEquals(maxStr, ((StringColumnStatistics) s).getMaximum());
+ assertEquals(minStr, ((StringColumnStatistics) s).getMinimum());
+ }
+ }
+
+ // check out the types
+ TypeDescription type = reader.getSchema();
+ assertEquals(TypeDescription.Category.STRUCT, type.getCategory());
+ assertEquals(2, type.getChildren().size());
+ TypeDescription type1 = type.getChildren().get(0);
+ TypeDescription type2 = type.getChildren().get(1);
+ assertEquals(TypeDescription.Category.INT, type1.getCategory());
+ assertEquals(TypeDescription.Category.STRING, type2.getCategory());
+ assertEquals("struct<int1:int,string1:string>", type.toString());
+
+ // read the contents and make sure they match
+ RecordReader rows1 = reader.rows(
+ new Reader.Options().include(new boolean[]{true, true, false}));
+ RecordReader rows2 = reader.rows(
+ new Reader.Options().include(new boolean[]{true, false, true}));
+ r1 = new Random(1);
+ r2 = new Random(2);
+ VectorizedRowBatch batch1 = reader.getSchema().createRowBatch(1000);
+ VectorizedRowBatch batch2 = reader.getSchema().createRowBatch(1000);
+ for(int i = 0; i < 21000; i += 1000) {
+ Assert.assertEquals(true, rows1.nextBatch(batch1));
+ Assert.assertEquals(true, rows2.nextBatch(batch2));
+ assertEquals(1000, batch1.size);
+ assertEquals(1000, batch2.size);
+ for(int j=0; j < 1000; ++j) {
+ assertEquals(r1.nextInt(),
+ ((LongColumnVector) batch1.cols[0]).vector[j]);
+ assertEquals(Long.toHexString(r2.nextLong()),
+ ((BytesColumnVector) batch2.cols[1]).toString(j));
+ }
+ }
+ Assert.assertEquals(false, rows1.nextBatch(batch1));
+ Assert.assertEquals(false, rows2.nextBatch(batch2));
+ rows1.close();
+ rows2.close();
+ }
+
+ @Test
+ public void testEmptyFile() throws Exception {
+ TypeDescription schema = createBigRowSchema();
+ Writer writer = OrcFile.createWriter(testFilePath,
+ OrcFile.writerOptions(conf)
+ .setSchema(schema)
+ .stripeSize(1000)
+ .compress(CompressionKind.NONE)
+ .bufferSize(100));
+ writer.close();
+ Reader reader = OrcFile.createReader(testFilePath,
+ OrcFile.readerOptions(conf).filesystem(fs));
+ VectorizedRowBatch batch = reader.getSchema().createRowBatch();
+ Assert.assertEquals(false, reader.rows().nextBatch(batch));
+ Assert.assertEquals(CompressionKind.NONE, reader.getCompressionKind());
+ Assert.assertEquals(0, reader.getNumberOfRows());
+ Assert.assertEquals(0, reader.getCompressionSize());
+ Assert.assertEquals(false, reader.getMetadataKeys().iterator().hasNext());
+ Assert.assertEquals(3, reader.getContentLength());
+ Assert.assertEquals(false, reader.getStripes().iterator().hasNext());
+ }
+
+ @Test
+ public void metaData() throws Exception {
+ TypeDescription schema = createBigRowSchema();
+ Writer writer = OrcFile.createWriter(testFilePath,
+ OrcFile.writerOptions(conf)
+ .setSchema(schema)
+ .stripeSize(1000)
+ .compress(CompressionKind.NONE)
+ .bufferSize(100));
+ writer.addUserMetadata("my.meta", byteBuf(1, 2, 3, 4, 5, 6, 7, -1, -2, 127,
+ -128));
+ writer.addUserMetadata("clobber", byteBuf(1, 2, 3));
+ writer.addUserMetadata("clobber", byteBuf(4, 3, 2, 1));
+ ByteBuffer bigBuf = ByteBuffer.allocate(40000);
+ Random random = new Random(0);
+ random.nextBytes(bigBuf.array());
+ writer.addUserMetadata("big", bigBuf);
+ bigBuf.position(0);
+ VectorizedRowBatch batch = schema.createRowBatch();
+ batch.size = 1;
+ setBigRow(batch, 0, true, (byte) 127, (short) 1024, 42,
+ 42L * 1024 * 1024 * 1024, (float) 3.1415, -2.713, null,
+ null, null, null, null);
+ writer.addRowBatch(batch);
+ writer.addUserMetadata("clobber", byteBuf(5,7,11,13,17,19));
+ writer.close();
+
+ Reader reader = OrcFile.createReader(testFilePath,
+ OrcFile.readerOptions(conf).filesystem(fs));
+ Assert.assertEquals(byteBuf(5, 7, 11, 13, 17, 19), reader.getMetadataValue("clobber"));
+ Assert.assertEquals(byteBuf(1, 2, 3, 4, 5, 6, 7, -1, -2, 127, -128),
+ reader.getMetadataValue("my.meta"));
+ Assert.assertEquals(bigBuf, reader.getMetadataValue("big"));
+ try {
+ reader.getMetadataValue("unknown");
+ assertTrue(false);
+ } catch (IllegalArgumentException iae) {
+ // PASS
+ }
+ int i = 0;
+ for(String key: reader.getMetadataKeys()) {
+ if ("my.meta".equals(key) ||
+ "clobber".equals(key) ||
+ "big".equals(key)) {
+ i += 1;
+ } else {
+ throw new IllegalArgumentException("unknown key " + key);
+ }
+ }
+ assertEquals(3, i);
+ int numStripes = reader.getStripeStatistics().size();
+ assertEquals(1, numStripes);
+ }
+
+ /**
+ * Generate an ORC file with a range of dates and times.
+ */
+ public void createOrcDateFile(Path file, int minYear, int maxYear
+ ) throws IOException {
+ TypeDescription schema = TypeDescription.createStruct()
+ .addField("time", TypeDescription.createTimestamp())
+ .addField("date", TypeDescription.createDate());
+ Writer writer = OrcFile.createWriter(file,
+ OrcFile.writerOptions(conf)
+ .setSchema(schema)
+ .stripeSize(100000)
+ .bufferSize(10000)
+ .blockPadding(false));
+ VectorizedRowBatch batch = schema.createRowBatch();
+ batch.size = 1000;
+ for (int year = minYear; year < maxYear; ++year) {
+ for (int ms = 1000; ms < 2000; ++ms) {
+ TimestampColumnVector timestampColVector = (TimestampColumnVector) batch.cols[0];
+ timestampColVector.set(ms - 1000,
+ Timestamp.valueOf(year +
+ "-05-05 12:34:56." + ms));
+ ((LongColumnVector) batch.cols[1]).vector[ms - 1000] =
+ new DateWritable(new Date(year - 1900, 11, 25)).getDays();
+ }
+ writer.addRowBatch(batch);
+ }
+ writer.close();
+ Reader reader = OrcFile.createReader(file,
+ OrcFile.readerOptions(conf));
+ RecordReader rows = reader.rows();
+ batch = reader.getSchema().createRowBatch(1000);
+ TimestampColumnVector times = (TimestampColumnVector) batch.cols[0];
+ LongColumnVector dates = (LongColumnVector) batch.cols[1];
+ for (int year = minYear; year < maxYear; ++year) {
+ rows.nextBatch(batch);
+ assertEquals(1000, batch.size);
+ for(int ms = 1000; ms < 2000; ++ms) {
+ StringBuilder buffer = new StringBuilder();
+ times.stringifyValue(buffer, ms - 1000);
+ String expected = Integer.toString(year) + "-05-05 12:34:56.";
+ // suppress the final zeros on the string by dividing by the largest
+ // power of 10 that divides evenly.
+ int roundedMs = ms;
+ for(int round = 1000; round > 0; round /= 10) {
+ if (ms % round == 0) {
+ roundedMs = ms / round;
+ break;
+ }
+ }
+ expected += roundedMs;
+ assertEquals(expected, buffer.toString());
+ assertEquals(Integer.toString(year) + "-12-25",
+ new DateWritable((int) dates.vector[ms - 1000]).toString());
+ }
+ }
+ rows.nextBatch(batch);
+ assertEquals(0, batch.size);
+ }
+
+ @Test
+ public void testDate1900() throws Exception {
+ createOrcDateFile(testFilePath, 1900, 1970);
+ }
+
+ @Test
+ public void testDate2038() throws Exception {
+ createOrcDateFile(testFilePath, 2038, 2250);
+ }
+
+ private static void setUnion(VectorizedRowBatch batch, int rowId,
+ Timestamp ts, Integer tag, Integer i, String s,
+ HiveDecimalWritable dec) {
+ UnionColumnVector union = (UnionColumnVector) batch.cols[1];
+ if (ts != null) {
+ TimestampColumnVector timestampColVector = (TimestampColumnVector) batch.cols[0];
+ timestampColVector.set(rowId, ts);
+ } else {
+ batch.cols[0].isNull[rowId] = true;
+ batch.cols[0].noNulls = false;
+ }
+ if (tag != null) {
+ union.tags[rowId] = tag;
+ if (tag == 0) {
+ if (i != null) {
+ ((LongColumnVector) union.fields[tag]).vector[rowId] = i;
+ } else {
+ union.fields[tag].isNull[rowId] = true;
+ union.fields[tag].noNulls = false;
+ }
+ } else if (tag == 1) {
+ if (s != null) {
+ ((BytesColumnVector) union.fields[tag]).setVal(rowId, s.getBytes());
+ } else {
+ union.fields[tag].isNull[rowId] = true;
+ union.fields[tag].noNulls = false;
+ }
+ } else {
+ throw new IllegalArgumentException("Bad tag " + tag);
+ }
+ } else {
+ batch.cols[1].isNull[rowId] = true;
+ batch.cols[1].noNulls = false;
+ }
+ if (dec != null) {
+ ((DecimalColumnVector) batch.cols[2]).vector[rowId] = dec;
+ } else {
+ batch.cols[2].isNull[rowId] = true;
+ batch.cols[2].noNulls = false;
+ }
+ }
+
+ /**
+ * We test union, timestamp, and decimal separately since we need to make the
+ * object inspector manually. (The Hive reflection-based doesn't handle
+ * them properly.)
+ */
+ @Test
+ public void testUnionAndTimestamp() throws Exception {
+ TypeDescription schema = TypeDescription.createStruct()
+ .addField("time", TypeDescription.createTimestamp())
+ .addField("union", TypeDescription.createUnion()
+ .addUnionChild(TypeDescription.createInt())
+ .addUnionChild(TypeDescription.createString()))
+ .addField("decimal", TypeDescription.createDecimal()
+ .withPrecision(38)
+ .withScale(18));
+ HiveDecimal maxValue = HiveDecimal.create("10000000000000000000");
+ Writer writer = OrcFile.createWriter(testFilePath,
+ OrcFile.writerOptions(conf)
+ .setSchema(schema)
+ .stripeSize(1000)
+ .compress(CompressionKind.NONE)
+ .bufferSize(100)
+ .blockPadding(false));
+ VectorizedRowBatch batch = schema.createRowBatch();
+ batch.size = 6;
+ setUnion(batch, 0, Timestamp.valueOf("2000-03-12 15:00:00"), 0, 42, null,
+ new HiveDecimalWritable("12345678.6547456"));
+ setUnion(batch, 1, Timestamp.valueOf("2000-03-20 12:00:00.123456789"),
+ 1, null, "hello", new HiveDecimalWritable("-5643.234"));
+
+ setUnion(batch, 2, null, null, null, null, null);
+ setUnion(batch, 3, null, 0, null, null, null);
+ setUnion(batch, 4, null, 1, null, null, null);
+
+ setUnion(batch, 5, Timestamp.valueOf("1970-01-01 00:00:00"), 0, 200000,
+ null, new HiveDecimalWritable("10000000000000000000"));
+ writer.addRowBatch(batch);
+
+ batch.reset();
+ Random rand = new Random(42);
+ for(int i=1970; i < 2038; ++i) {
+ Timestamp ts = Timestamp.valueOf(i + "-05-05 12:34:56." + i);
+ HiveDecimal dec =
+ HiveDecimal.create(new BigInteger(64, rand), rand.nextInt(18));
+ if ((i & 1) == 0) {
+ setUnion(batch, batch.size++, ts, 0, i*i, null,
+ new HiveDecimalWritable(dec));
+ } else {
+ setUnion(batch, batch.size++, ts, 1, null, Integer.toString(i*i),
+ new HiveDecimalWritable(dec));
+ }
+ if (maxValue.compareTo(dec) < 0) {
+ maxValue = dec;
+ }
+ }
+ writer.addRowBatch(batch);
+ batch.reset();
+
+ // let's add a lot of constant rows to test the rle
+ batch.size = 1000;
+ for(int c=0; c < batch.cols.length; ++c) {
+ batch.cols[c].setRepeating(true);
+ }
+ ((UnionColumnVector) batch.cols[1]).fields[0].isRepeating = true;
+ setUnion(batch, 0, null, 0, 1732050807, null, null);
+ for(int i=0; i < 5; ++i) {
+ writer.addRowBatch(batch);
+ }
+
+ batch.reset();
+ batch.size = 3;
+ setUnion(batch, 0, null, 0, 0, null, null);
+ setUnion(batch, 1, null, 0, 10, null, null);
+ setUnion(batch, 2, null, 0, 138, null, null);
+ writer.addRowBatch(batch);
+ writer.close();
+ Reader reader = OrcFile.createReader(testFilePath,
+ OrcFile.readerOptions(conf).filesystem(fs));
+
+ schema = writer.getSchema();
+ assertEquals(5, schema.getMaximumId());
+ boolean[] expected = new boolean[] {false, false, false, false, false, false};
+ boolean[] included = OrcUtils.includeColumns("", schema);
+ assertEquals(true, Arrays.equals(expected, included));
+
+ expected = new boolean[] {false, true, false, false, false, true};
+ included = OrcUtils.includeColumns("time,decimal", schema);
+ assertEquals(true, Arrays.equals(expected, included));
+
+ expected = new boolean[] {false, false, true, true, true, false};
+ included = OrcUtils.includeColumns("union", schema);
+ assertEquals(true, Arrays.equals(expected, included));
+
+ Assert.assertEquals(false, reader.getMetadataKeys().iterator().hasNext());
+ Assert.assertEquals(5077, reader.getNumberOfRows());
+ DecimalColumnStatistics stats =
+ (DecimalColumnStatistics) reader.getStatistics()[5];
+ assertEquals(71, stats.getNumberOfValues());
+ assertEquals(HiveDecimal.create("-5643.234"), stats.getMinimum());
+ assertEquals(maxValue, stats.getMaximum());
+ // TODO: fix this
+// assertEquals(null,stats.getSum());
+ int stripeCount = 0;
+ int rowCount = 0;
+ long currentOffset = -1;
+ for(StripeInformation stripe: reader.getStripes()) {
+ stripeCount += 1;
+ rowCount += stripe.getNumberOfRows();
+ if (currentOffset < 0) {
+ currentOffset = stripe.getOffset() + stripe.getLength();
+ } else {
+ assertEquals(currentOffset, stripe.getOffset());
+ currentOffset += stripe.getLength();
+ }
+ }
+ Assert.assertEquals(reader.getNumberOfRows(), rowCount);
+ assertEquals(2, stripeCount);
+ Assert.assertEquals(reader.getContentLength(), currentOffset);
+ RecordReader rows = reader.rows();
+ Assert.assertEquals(0, rows.getRowNumber());
+ Assert.assertEquals(0.0, rows.getProgress(), 0.000001);
+
+ schema = reader.getSchema();
+ batch = schema.createRowBatch(74);
+ Assert.assertEquals(0, rows.getRowNumber());
+ rows.nextBatch(batch);
+ assertEquals(74, batch.size);
+ Assert.assertEquals(74, rows.getRowNumber());
+ TimestampColumnVector ts = (TimestampColumnVector) batch.cols[0];
+ UnionColumnVector union = (UnionColumnVector) batch.cols[1];
+ LongColumnVector longs = (LongColumnVector) union.fields[0];
+ BytesColumnVector strs = (BytesColumnVector) union.fields[1];
+ DecimalColumnVector decs = (DecimalColumnVector) batch.cols[2];
+
+ assertEquals("struct<time:timestamp,union:uniontype<int,string>,decimal:decimal(38,18)>",
+ schema.toString());
+ assertEquals("2000-03-12 15:00:00.0", ts.asScratchTimestamp(0).toString());
+ assertEquals(0, union.tags[0]);
+ assertEquals(42, longs.vector[0]);
+ assertEquals("12345678.6547456", decs.vector[0].toString());
+
+ assertEquals("2000-03-20 12:00:00.123456789", ts.asScratchTimestamp(1).toString());
+ assertEquals(1, union.tags[1]);
+ assertEquals("hello", strs.toString(1));
+ assertEquals("-5643.234", decs.vector[1].toString());
+
+ assertEquals(false, ts.noNulls);
+ assertEquals(false, union.noNulls);
+ assertEquals(false, decs.noNulls);
+ assertEquals(true, ts.isNull[2]);
+ assertEquals(true, union.isNull[2]);
+ assertEquals(true, decs.isNull[2]);
+
+ assertEquals(true, ts.isNull[3]);
+ assertEquals(false, union.isNull[3]);
+ assertEquals(0, union.tags[3]);
+ assertEquals(true, longs.isNull[3]);
+ assertEquals(true, decs.isNull[3]);
+
+ assertEquals(true, ts.isNull[4]);
+ assertEquals(false, union.isNull[4]);
+ assertEquals(1, union.tags[4]);
+ assertEquals(true, strs.isNull[4]);
+ assertEquals(true, decs.isNull[4]);
+
+ assertEquals(false, ts.isNull[5]);
+ assertEquals("1970-01-01 00:00:00.0", ts.asScratchTimestamp(5).toString());
+ assertEquals(false, union.isNull[5]);
+ assertEquals(0, union.tags[5]);
+ assertEquals(false, longs.isNull[5]);
+ assertEquals(200000, longs.vector[5]);
+ assertEquals(false, decs.isNull[5]);
+ assertEquals("10000000000000000000", decs.vector[5].toString());
+
+ rand = new Random(42);
+ for(int i=1970; i < 2038; ++i) {
+ int row = 6 + i - 1970;
+ assertEquals(Timestamp.valueOf(i + "-05-05 12:34:56." + i),
+ ts.asScratchTimestamp(row));
+ if ((i & 1) == 0) {
+ assertEquals(0, union.tags[row]);
+ assertEquals(i*i, longs.vector[row]);
+ } else {
+ assertEquals(1, union.tags[row]);
+ assertEquals(Integer.toString(i * i), strs.toString(row));
+ }
+ assertEquals(new HiveDecimalWritable(HiveDecimal.create(new BigInteger(64, rand),
+ rand.nextInt(18))), decs.vector[row]);
+ }
+
+ // rebuild the row batch, so that we can read by 1000 rows
+ batch = schema.createRowBatch(1000);
+ ts = (TimestampColumnVector) batch.cols[0];
+ union = (UnionColumnVector) batch.cols[1];
+ longs = (LongColumnVector) union.fields[0];
+ strs = (BytesColumnVector) union.fields[1];
+ decs = (DecimalColumnVector) batch.cols[2];
+
+ for(int i=0; i < 5; ++i) {
+ rows.nextBatch(batch);
+ assertEquals("batch " + i, 1000, batch.size);
+ assertEquals("batch " + i, false, union.isRepeating);
+ assertEquals("batch " + i, true, union.noNulls);
+ for(int r=0; r < batch.size; ++r) {
+ assertEquals("bad tag at " + i + "." +r, 0, union.tags[r]);
+ }
+ assertEquals("batch " + i, true, longs.isRepeating);
+ assertEquals("batch " + i, 1732050807, longs.vector[0]);
+ }
+
+ rows.nextBatch(batch);
+ assertEquals(3, batch.size);
+ assertEquals(0, union.tags[0]);
+ assertEquals(0, longs.vector[0]);
+ assertEquals(0, union.tags[1]);
+ assertEquals(10, longs.vector[1]);
+ assertEquals(0, union.tags[2]);
+ assertEquals(138, longs.vector[2]);
+
+ rows.nextBatch(batch);
+ assertEquals(0, batch.size);
+ Assert.assertEquals(1.0, rows.getProgress(), 0.00001);
+ Assert.assertEquals(reader.getNumberOfRows(), rows.getRowNumber());
+ rows.seekToRow(1);
+ rows.nextBatch(batch);
+ assertEquals(1000, batch.size);
+ assertEquals(Timestamp.valueOf("2000-03-20 12:00:00.123456789"), ts.asScratchTimestamp(0));
+ assertEquals(1, union.tags[0]);
+ assertEquals("hello", strs.toString(0));
+ assertEquals(new HiveDecimalWritable(HiveDecimal.create("-5643.234")), decs.vector[0]);
+ rows.close();
+ }
+
+ /**
+ * Read and write a randomly generated snappy file.
+ * @throws Exception
+ */
+ @Test
+ public void testSnappy() throws Exception {
+ TypeDescription schema = createInnerSchema();
+ Writer writer = OrcFile.createWriter(testFilePath,
+ OrcFile.writerOptions(conf)
+ .setSchema(schema)
+ .stripeSize(1000)
+ .compress(CompressionKind.SNAPPY)
+ .bufferSize(100));
+ VectorizedRowBatch batch = schema.createRowBatch();
+ Random rand = new Random(12);
+ batch.size = 1000;
+ for(int b=0; b < 10; ++b) {
+ for (int r=0; r < 1000; ++r) {
+ ((LongColumnVector) batch.cols[0]).vector[r] = rand.nextInt();
+ ((BytesColumnVector) batch.cols[1]).setVal(r,
+ Integer.toHexString(rand.nextInt()).getBytes());
+ }
+ writer.addRowBatch(batch);
+ }
+ writer.close();
+ Reader reader = OrcFile.createReader(testFilePath,
+ OrcFile.readerOptions(conf).filesystem(fs));
+ Assert.assertEquals(CompressionKind.SNAPPY, reader.getCompressionKind());
+ RecordReader rows = reader.rows();
+ batch = reader.getSchema().createRowBatch(1000);
+ rand = new Random(12);
+ LongColumnVector longs = (LongColumnVector) batch.cols[0];
+ BytesColumnVector strs = (BytesColumnVector) batch.cols[1];
+ for(int b=0; b < 10; ++b) {
+ rows.nextBatch(batch);
+ assertEquals(1000, batch.size);
+ for(int r=0; r < batch.size; ++r) {
+ assertEquals(rand.nextInt(), longs.vector[r]);
+ assertEquals(Integer.toHexString(rand.nextInt()), strs.toString(r));
+ }
+ }
+ rows.nextBatch(batch);
+ assertEquals(0, batch.size);
+ rows.close();
+ }
+
+ /**
+ * Read and write a randomly generated snappy file.
+ * @throws Exception
+ */
+ @Test
+ public void testWithoutIndex() throws Exception {
+ TypeDescription schema = createInnerSchema();
+ Writer writer = OrcFile.createWriter(testFilePath,
+ OrcFile.writerOptions(conf)
+ .setSchema(schema)
+ .stripeSize(5000)
+ .compress(CompressionKind.SNAPPY)
+ .bufferSize(1000)
+ .rowIndexStride(0));
+ VectorizedRowBatch batch = schema.createRowBatch();
+ Random rand = new Random(24);
+ batch.size = 5;
+ for(int c=0; c < batch.cols.length; ++c) {
+ batch.cols[c].setRepeating(true);
+ }
+ for(int i=0; i < 10000; ++i) {
+ ((LongColumnVector) batch.cols[0]).vector[0] = rand.nextInt();
+ ((BytesColumnVector) batch.cols[1])
+ .setVal(0, Integer.toBinaryString(rand.nextInt()).getBytes());
+ writer.addRowBatch(batch);
+ }
+ writer.close();
+ Reader reader = OrcFile.createReader(testFilePath,
+ OrcFile.readerOptions(conf).filesystem(fs));
+ Assert.assertEquals(50000, reader.getNumberOfRows());
+ Assert.assertEquals(0, reader.getRowIndexStride());
+ StripeInformation stripe = reader.getStripes().iterator().next();
+ assertEquals(true, stripe.getDataLength() != 0);
+ assertEquals(0, stripe.getIndexLength());
+ RecordReader rows = reader.rows();
+ rand = new Random(24);
+ batch = reader.getSchema().createRowBatch(1000);
+ LongColumnVector longs = (LongColumnVector) batch.cols[0];
+ BytesColumnVector strs = (BytesColumnVector) batch.cols[1];
+ for(int i=0; i < 50; ++i) {
+ rows.nextBatch(batch);
+ assertEquals("batch " + i, 1000, batch.size);
+ for(int j=0; j < 200; ++j) {
+ int intVal = rand.nextInt();
+ String strVal = Integer.toBinaryString(rand.nextInt());
+ for (int k = 0; k < 5; ++k) {
+ assertEquals(intVal, longs.vector[j * 5 + k]);
+ assertEquals(strVal, strs.toString(j * 5 + k));
+ }
+ }
+ }
+ rows.nextBatch(batch);
+ assertEquals(0, batch.size);
+ rows.close();
+ }
+
+ @Test
+ public void testSeek() throws Exception {
+ TypeDescription schema = createBigRowSchema();
+ Writer writer = OrcFile.createWriter(testFilePath,
+ OrcFile.writerOptions(conf)
+ .setSchema(schema)
+ .stripeSize(200000)
+ .bufferSize(65536)
+ .rowIndexStride(1000));
+ VectorizedRowBatch batch = schema.createRowBatch();
+ Random rand = new Random(42);
+ final int COUNT=32768;
+ long[] intValues= new long[COUNT];
+ double[] doubleValues = new double[COUNT];
+ String[] stringValues = new String[COUNT];
+ BytesWritable[] byteValues = new BytesWritable[COUNT];
+ String[] words = new String[128];
+ for(int i=0; i < words.length; ++i) {
+ words[i] = Integer.toHexString(rand.nextInt());
+ }
+ for(int i=0; i < COUNT/2; ++i) {
+ intValues[2*i] = rand.nextLong();
+ intValues[2*i+1] = intValues[2*i];
+ stringValues[2*i] = words[rand.nextInt(words.length)];
+ stringValues[2*i+1] = stringValues[2*i];
+ }
+ for(int i=0; i < COUNT; ++i) {
+ doubleValues[i] = rand.nextDouble();
+ byte[] buf = new byte[20];
+ rand.nextBytes(buf);
+ byteValues[i] = new BytesWritable(buf);
+ }
+ for(int i=0; i < COUNT; ++i) {
+ appendRandomRow(batch, intValues, doubleValues, stringValues,
+ byteValues, words, i);
+ if (batch.size == 1024) {
+ writer.addRowBatch(batch);
+ batch.reset();
+ }
+ }
+ if (batch.size != 0) {
+ writer.addRowBatch(batch);
+ }
+ writer.close();
+ Reader reader = OrcFile.createReader(testFilePath,
+ OrcFile.readerOptions(conf).filesystem(fs));
+ Assert.assertEquals(COUNT, reader.getNumberOfRows());
+ RecordReader rows = reader.rows();
+ // get the row index
+ DataReader meta = RecordReaderUtils.createDefaultDataReader(
+ DataReaderProperties.builder()
+ .withBufferSize(reader.getCompressionSize())
+ .withFileSystem(fs)
+ .withPath(testFilePath)
+ .withCompression(reader.getCompressionKind())
+ .withTypeCount(reader.getSchema().getMaximumId() + 1)
+ .withZeroCopy(false)
+ .build());
+ OrcIndex index =
+ meta.readRowIndex(reader.getStripes().get(0), null, null, null, null,
+ null);
+ // check the primitive columns to make sure they have the right number of
+ // items in the first row group
+ for(int c=1; c < 9; ++c) {
+ OrcProto.RowIndex colIndex = index.getRowGroupIndex()[c];
+ assertEquals(1000,
+ colIndex.getEntry(0).getStatistics().getNumberOfValues());
+ }
+ batch = reader.getSchema().createRowBatch();
+ int nextRowInBatch = -1;
+ for(int i=COUNT-1; i >= 0; --i, --nextRowInBatch) {
+ // if we have consumed the previous batch read a new one
+ if (nextRowInBatch < 0) {
+ long base = Math.max(i - 1023, 0);
+ rows.seekToRow(base);
+ Assert.assertEquals("row " + i, true, rows.nextBatch(batch));
+ nextRowInBatch = batch.size - 1;
+ }
+ checkRandomRow(batch, intValues, doubleValues,
+ stringValues, byteValues, words, i, nextRowInBatch);
+ }
+ rows.close();
+ Iterator<StripeInformation> stripeIterator =
+ reader.getStripes().iterator();
+ long offsetOfStripe2 = 0;
+ long offsetOfStripe4 = 0;
+ long lastRowOfStripe2 = 0;
+ for(int i = 0; i < 5; ++i) {
+ StripeInformation stripe = stripeIterator.next();
+ if (i < 2) {
+ lastRowOfStripe2 += stripe.getNumberOfRows();
+ } else if (i == 2) {
+ offsetOfStripe2 = stripe.getOffset();
+ lastRowOfStripe2 += stripe.getNumberOfRows() - 1;
+ } else if (i == 4) {
+ offsetOfStripe4 = stripe.getOffset();
+ }
+ }
+ boolean[] columns = new boolean[reader.getStatistics().length];
+ columns[5] = true; // long colulmn
+ columns[9] = true; // text column
+ rows = reader.rows(new Reader.Options()
+ .range(offsetOfStripe2, offsetOfStripe4 - offsetOfStripe2)
+ .include(columns));
+ rows.seekToRow(lastRowOfStripe2);
+ // we only want two rows
+ batch = reader.getSchema().createRowBatch(2);
+ Assert.assertEquals(true, rows.nextBatch(batch));
+ assertEquals(1, batch.size);
+ assertEquals(intValues[(int) lastRowOfStripe2], getLong(batch, 0));
+ assertEquals(stringValues[(int) lastRowOfStripe2],
+ getText(batch, 0).toString());
+ Assert.assertEquals(true, rows.nextBatch(batch));
+ assertEquals(intValues[(int) lastRowOfStripe2 + 1], getLong(batch, 0));
+ assertEquals(stringValues[(int) lastRowOfStripe2 + 1],
+ getText(batch, 0).toString());
+ rows.close();
+ }
+
+ private void appendRandomRow(VectorizedRowBatch batch,
+ long[] intValues, double[] doubleValues,
+ String[] stringValues,
+ BytesWritable[] byteValues,
+ String[] words, int i) {
+ InnerStruct inner = new InnerStruct((int) intValues[i], stringValues[i]);
+ InnerStruct inner2 = new InnerStruct((int) (intValues[i] >> 32),
+ words[i % words.length] + "-x");
+ setBigRow(batch, batch.size++, (intValues[i] & 1) == 0, (byte) intValues[i],
+ (short) intValues[i], (int) intValues[i], intValues[i],
+ (float) doubleValues[i], doubleValues[i], byteValues[i], stringValues[i],
+ new MiddleStruct(inner, inner2), list(), map(inner, inner2));
+ }
+
+ private void checkRandomRow(VectorizedRowBatch batch,
+ long[] intValues, double[] doubleValues,
+ String[] stringValues,
+ BytesWritable[] byteValues,
+ String[] words, int i, int rowInBatch) {
+ InnerStruct inner = new InnerStruct((int) intValues[i], stringValues[i]);
+ InnerStruct inner2 = new InnerStruct((int) (intValues[i] >> 32),
+ words[i % words.length] + "-x");
+ checkBigRow(batch, rowInBatch, i, (intValues[i] & 1) == 0, (byte) intValues[i],
+ (short) intValues[i], (int) intValues[i], intValues[i],
+ (float) doubleValues[i], doubleValues[i], byteValues[i], stringValues[i],
+ new MiddleStruct(inner, inner2), list(), map(inner, inner2));
+ }
+
+ private static class MyMemoryManager extends MemoryManager {
+ final long totalSpace;
+ double rate;
+ Path path = null;
+ long lastAllocation = 0;
+ int rows = 0;
+ Callback callback;
+
+ MyMemoryManager(Configuration conf, long totalSpace, double rate) {
+ super(conf);
+ this.totalSpace = totalSpace;
+ this.rate = rate;
+ }
+
+ @Override
+ public void addWriter(Path path, long requestedAllocation,
+ Callback callback) {
+ this.path = path;
+ this.lastAllocation = requestedAllocation;
+ this.callback = callback;
+ }
+
+ @Override
+ public synchronized void removeWriter(Path path) {
+ this.path = null;
+ this.lastAllocation = 0;
+ }
+
+ @Override
+ public long getTotalMemoryPool() {
+ return totalSpace;
+ }
+
+ @Override
+ public double getAllocationScale() {
+ return rate;
+ }
+
+ @Override
+ public void addedRow(int count) throws IOException {
+ rows += count;
+ if (rows % 100 == 0) {
+ callback.checkMemory(rate);
+ }
+ }
+ }
+
+ @Test
+ public void testMemoryManagementV11() throws Exception {
+ TypeDescription schema = createInnerSchema();
+ MyMemoryManager memory = new MyMemoryManager(conf, 10000, 0.1);
+ Writer writer = OrcFile.createWriter(testFilePath,
+ OrcFile.writerOptions(conf)
+ .setSchema(schema)
+ .compress(CompressionKind.NONE)
+ .stripeSize(50000)
+ .bufferSize(100)
+ .rowIndexStride(0)
+ .memory(memory)
+ .version(OrcFile.Version.V_0_11));
+ assertEquals(testFilePath, memory.path);
+ VectorizedRowBatch batch = schema.createRowBatch();
+ batch.size = 1;
+ for(int i=0; i < 2500; ++i) {
+ ((LongColumnVector) batch.cols[0]).vector[0] = i * 300;
+ ((BytesColumnVector) batch.cols[1]).setVal(0,
+ Integer.toHexString(10*i).getBytes());
+ writer.addRowBatch(batch);
+ }
+ writer.close();
+ assertEquals(null, memory.path);
+ Reader reader = OrcFile.createReader(testFilePath,
+ OrcFile.readerOptions(conf).filesystem(fs));
+ int i = 0;
+ for(StripeInformation stripe: reader.getStripes()) {
+ i += 1;
+ assertTrue("stripe " + i + " is too long at " + stripe.getDataLength(),
+ stripe.getDataLength() < 5000);
+ }
+ assertEquals(25, i);
+ assertEquals(2500, reader.getNumberOfRows());
+ }
+
+ @Test
+ public void testMemoryManagementV12() throws Exception {
+ TypeDescription schema = createInnerSchema();
+ MyMemoryManager memory = new MyMemoryManager(conf, 10000, 0.1);
+ Writer writer = OrcFile.createWriter(testFilePath,
+ OrcFile.writerOptions(conf)
+ .setSchema(schema)
+ .compress(CompressionKind.NONE)
+ .stripeSize(50000)
+ .bufferSize(100)
+ .rowIndexStride(0)
+ .memory(memory)
+ .version(OrcFile.Version.V_0_12));
+ VectorizedRowBatch batch = schema.createRowBatch();
+ assertEquals(testFilePath, memory.path);
+ batch.size = 1;
+ for(int i=0; i < 2500; ++i) {
+ ((LongColumnVector) batch.cols[0]).vector[0] = i * 300;
+ ((BytesColumnVector) batch.cols[1]).setVal(0,
+ Integer.toHexString(10*i).getBytes());
+ writer.addRowBatch(batch);
+ }
+ writer.close();
+ assertEquals(null, memory.path);
+ Reader reader = OrcFile.createReader(testFilePath,
+ OrcFile.readerOptions(conf).filesystem(fs));
+ int i = 0;
+ for(StripeInformation stripe: reader.getStripes()) {
+ i += 1;
+ assertTrue("stripe " + i + " is too long at " + stripe.getDataLength(),
+ stripe.getDataLength() < 5000);
+ }
+ // with HIVE-7832, the dictionaries will be disabled after writing the first
+ // stripe as there are too many distinct values. Hence only 3 stripes as
+ // compared to 25 stripes in version 0.11 (above test case)
+ assertEquals(3, i);
+ assertEquals(2500, reader.getNumberOfRows());
+ }
+
+ @Test
+ public void testPredicatePushdown() throws Exception {
+ TypeDescription schema = createInnerSchema();
+ Writer writer = OrcFile.createWriter(testFilePath,
+ OrcFile.writerOptions(conf)
+ .setSchema(schema)
+ .stripeSize(400000L)
+ .compress(CompressionKind.NONE)
+ .bufferSize(500)
+ .rowIndexStride(1000));
+ VectorizedRowBatch batch = schema.createRowBatch();
+ batch.ensureSize(3500);
+ batch.size = 3500;
+ for(int i=0; i < 3500; ++i) {
+ ((LongColumnVector) batch.cols[0]).vector[i] = i * 300;
+ ((BytesColumnVector) batch.cols[1]).setVal(i,
+ Integer.toHexString(10*i).getBytes());
+ }
+ writer.addRowBatch(batch);
+ writer.close();
+ Reader reader = OrcFile.createReader(testFilePath,
+ OrcFile.readerOptions(conf).filesystem(fs));
+ assertEquals(3500, reader.getNumberOfRows());
+
+ SearchArgument sarg = SearchArgumentFactory.newBuilder()
+ .startAnd()
+ .startNot()
+ .lessThan("int1", PredicateLeaf.Type.LONG, 300000L)
+ .end()
+ .lessThan("int1", PredicateLeaf.Type.LONG, 600000L)
+ .end()
+ .build();
+ RecordReader rows = reader.rows(new Reader.Options()
+ .range(0L, Long.MAX_VALUE)
+ .include(new boolean[]{true, true, true})
+ .searchArgument(sarg, new String[]{null, "int1", "string1"}));
+ batch = reader.getSchema().createRowBatch(2000);
+ LongColumnVector ints = (LongColumnVector) batch.cols[0];
+ BytesColumnVector strs = (BytesColumnVector) batch.cols[1];
+
+ Assert.assertEquals(1000L, rows.getRowNumber());
+ Assert.assertEquals(true, rows.nextBatch(batch));
+ assertEquals(1000, batch.size);
+
+ for(int i=1000; i < 2000; ++i) {
+ assertEquals(300 * i, ints.vector[i - 1000]);
+ assertEquals(Integer.toHexString(10*i), strs.toString(i - 1000));
+ }
+ Assert.assertEquals(false, rows.nextBatch(batch));
+ Assert.assertEquals(3500, rows.getRowNumber());
+
+ // look through the file with no rows selected
+ sarg = SearchArgumentFactory.newBuilder()
+ .startAnd()
+ .lessThan("int1", PredicateLeaf.Type.LONG, 0L)
+ .end()
+ .build();
+ rows = reader.rows(new Reader.Options()
+ .range(0L, Long.MAX_VALUE)
+ .include(new boolean[]{true, true, true})
+ .searchArgument(sarg, new String[]{null, "int1", "string1"}));
+ Assert.assertEquals(3500L, rows.getRowNumber());
+ assertTrue(!rows.nextBatch(batch));
+
+ // select first 100 and last 100 rows
+ sarg = SearchArgumentFactory.newBuilder()
+ .startOr()
+ .lessThan("int1", PredicateLeaf.Type.LONG, 300L * 100)
+ .startNot()
+ .lessThan("int1", PredicateLeaf.Type.LONG, 300L * 3400)
+ .end()
+ .end()
+ .build();
+ rows = reader.rows(new Reader.Options()
+ .range(0L, Long.MAX_VALUE)
+ .include(new boolean[]{true, true, true})
+ .searchArgument(sarg, new String[]{null, "int1", "string1"}));
+ Assert.assertEquals(0, rows.getRowNumber());
+ Assert.assertEquals(true, rows.nextBatch(batch));
+ assertEquals(1000, batch.size);
+ Assert.assertEquals(3000, rows.getRowNumber());
+ for(int i=0; i < 1000; ++i) {
+ assertEquals(300 * i, ints.vector[i]);
+ assertEquals(Integer.toHexString(10*i), strs.toString(i));
+ }
+
+ Assert.assertEquals(true, rows.nextBatch(batch));
+ assertEquals(500, batch.size);
+ Assert.assertEquals(3500, rows.getRowNumber());
+ for(int i=3000; i < 3500; ++i) {
+ assertEquals(300 * i, ints.vector[i - 3000]);
+ assertEquals(Integer.toHexString(10*i), strs.toString(i - 3000));
+ }
+ Assert.assertEquals(false, rows.nextBatch(batch));
+ Assert.assertEquals(3500, rows.getRowNumber());
+ }
+
+ /**
+ * Test all of the types that have distinct ORC writers using the vectorized
+ * writer with different combinations of repeating and null values.
+ * @throws Exception
+ */
+ @Test
<TRUNCATED>