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Posted to commits@kylin.apache.org by sh...@apache.org on 2017/01/22 07:52:31 UTC

kylin git commit: KYLIN-2217 use column’s identity as path name and add more logging info

Repository: kylin
Updated Branches:
  refs/heads/KYLIN-2242 63cd178fb -> 73ec2b956


KYLIN-2217 use column\u2019s identity as path name and add more logging info


Project: http://git-wip-us.apache.org/repos/asf/kylin/repo
Commit: http://git-wip-us.apache.org/repos/asf/kylin/commit/73ec2b95
Tree: http://git-wip-us.apache.org/repos/asf/kylin/tree/73ec2b95
Diff: http://git-wip-us.apache.org/repos/asf/kylin/diff/73ec2b95

Branch: refs/heads/KYLIN-2242
Commit: 73ec2b9561597711a0817c7daa03700a3af4fe6a
Parents: 63cd178
Author: shaofengshi <sh...@apache.org>
Authored: Sun Jan 22 15:52:17 2017 +0800
Committer: shaofengshi <sh...@apache.org>
Committed: Sun Jan 22 15:52:17 2017 +0800

----------------------------------------------------------------------
 .../org/apache/kylin/cube/cli/DictionaryGeneratorCLI.java   | 3 +++
 .../apache/kylin/engine/mr/common/AbstractHadoopJob.java    | 2 +-
 .../apache/kylin/engine/mr/steps/CreateDictionaryJob.java   | 7 ++++++-
 .../kylin/engine/mr/steps/FactDistinctColumnsReducer.java   | 9 ++++++---
 .../kylin/engine/mr/steps/UpdateCubeInfoAfterBuildStep.java | 2 +-
 .../source/hive/cardinality/HiveColumnCardinalityJob.java   | 4 ++++
 6 files changed, 21 insertions(+), 6 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/kylin/blob/73ec2b95/core-cube/src/main/java/org/apache/kylin/cube/cli/DictionaryGeneratorCLI.java
----------------------------------------------------------------------
diff --git a/core-cube/src/main/java/org/apache/kylin/cube/cli/DictionaryGeneratorCLI.java b/core-cube/src/main/java/org/apache/kylin/cube/cli/DictionaryGeneratorCLI.java
index 3e1ab0d..2e5a38e 100644
--- a/core-cube/src/main/java/org/apache/kylin/cube/cli/DictionaryGeneratorCLI.java
+++ b/core-cube/src/main/java/org/apache/kylin/cube/cli/DictionaryGeneratorCLI.java
@@ -63,11 +63,14 @@ public class DictionaryGeneratorCLI {
             if (dictProvider != null) {
                 Dictionary<String> dict = dictProvider.getDictionary(col);
                 if (dict != null) {
+                    logger.debug("Dict for '" + col.getName() + "' has already been built, save it");
                     cubeMgr.saveDictionary(cubeSeg, col, inpTable, dict);
                 } else {
+                    logger.debug("Dict for '" + col.getName() + "' not pre-built, build it from " + inpTable.toString());
                     cubeMgr.buildDictionary(cubeSeg, col, inpTable);
                 }
             } else {
+                logger.debug("Dict for '" + col.getName() + "' not pre-built, build it from " + inpTable.toString());
                 cubeMgr.buildDictionary(cubeSeg, col, inpTable);
             }
         }

http://git-wip-us.apache.org/repos/asf/kylin/blob/73ec2b95/engine-mr/src/main/java/org/apache/kylin/engine/mr/common/AbstractHadoopJob.java
----------------------------------------------------------------------
diff --git a/engine-mr/src/main/java/org/apache/kylin/engine/mr/common/AbstractHadoopJob.java b/engine-mr/src/main/java/org/apache/kylin/engine/mr/common/AbstractHadoopJob.java
index 567c1d0..44686d6 100644
--- a/engine-mr/src/main/java/org/apache/kylin/engine/mr/common/AbstractHadoopJob.java
+++ b/engine-mr/src/main/java/org/apache/kylin/engine/mr/common/AbstractHadoopJob.java
@@ -75,7 +75,7 @@ import org.slf4j.LoggerFactory;
 
 @SuppressWarnings("static-access")
 public abstract class AbstractHadoopJob extends Configured implements Tool {
-    protected static final Logger logger = LoggerFactory.getLogger(AbstractHadoopJob.class);
+    private static final Logger logger = LoggerFactory.getLogger(AbstractHadoopJob.class);
 
     protected static final Option OPTION_JOB_NAME = OptionBuilder.withArgName(BatchConstants.ARG_JOB_NAME).hasArg().isRequired(true).withDescription("Job name. For example, Kylin_Cuboid_Builder-clsfd_v2_Step_22-D)").create(BatchConstants.ARG_JOB_NAME);
     protected static final Option OPTION_CUBE_NAME = OptionBuilder.withArgName(BatchConstants.ARG_CUBE_NAME).hasArg().isRequired(true).withDescription("Cube name. For exmaple, flat_item_cube").create(BatchConstants.ARG_CUBE_NAME);

http://git-wip-us.apache.org/repos/asf/kylin/blob/73ec2b95/engine-mr/src/main/java/org/apache/kylin/engine/mr/steps/CreateDictionaryJob.java
----------------------------------------------------------------------
diff --git a/engine-mr/src/main/java/org/apache/kylin/engine/mr/steps/CreateDictionaryJob.java b/engine-mr/src/main/java/org/apache/kylin/engine/mr/steps/CreateDictionaryJob.java
index 5b1a7cf..be8c305 100644
--- a/engine-mr/src/main/java/org/apache/kylin/engine/mr/steps/CreateDictionaryJob.java
+++ b/engine-mr/src/main/java/org/apache/kylin/engine/mr/steps/CreateDictionaryJob.java
@@ -42,9 +42,13 @@ import org.apache.kylin.engine.mr.SortedColumnDFSFile;
 import org.apache.kylin.engine.mr.common.AbstractHadoopJob;
 import org.apache.kylin.metadata.model.TblColRef;
 import org.apache.kylin.source.ReadableTable;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 public class CreateDictionaryJob extends AbstractHadoopJob {
 
+    private static final Logger logger = LoggerFactory.getLogger(CreateDictionaryJob.class);
+
     @Override
     public int run(String[] args) throws Exception {
         Options options = new Options();
@@ -68,11 +72,12 @@ public class CreateDictionaryJob extends AbstractHadoopJob {
 
             @Override
             public Dictionary<String> getDictionary(TblColRef col) throws IOException {
-                Path colDir = new Path(factColumnsInputPath, col.getName());
+                Path colDir = new Path(factColumnsInputPath, col.getIdentity());
                 FileSystem fs = HadoopUtil.getWorkingFileSystem();
 
                 Path dictFile = HadoopUtil.getFilterOnlyPath(fs, colDir, col.getName() + FactDistinctColumnsReducer.DICT_FILE_POSTFIX);
                 if (dictFile == null) {
+                    logger.info("Dict for '" + col.getName() + "' not pre-built.");
                     return null;
                 }
 

http://git-wip-us.apache.org/repos/asf/kylin/blob/73ec2b95/engine-mr/src/main/java/org/apache/kylin/engine/mr/steps/FactDistinctColumnsReducer.java
----------------------------------------------------------------------
diff --git a/engine-mr/src/main/java/org/apache/kylin/engine/mr/steps/FactDistinctColumnsReducer.java b/engine-mr/src/main/java/org/apache/kylin/engine/mr/steps/FactDistinctColumnsReducer.java
index 5d2fb72..db06430 100644
--- a/engine-mr/src/main/java/org/apache/kylin/engine/mr/steps/FactDistinctColumnsReducer.java
+++ b/engine-mr/src/main/java/org/apache/kylin/engine/mr/steps/FactDistinctColumnsReducer.java
@@ -26,6 +26,7 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
+import com.google.common.base.Preconditions;
 import org.apache.commons.io.output.ByteArrayOutputStream;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.io.BytesWritable;
@@ -124,12 +125,14 @@ public class FactDistinctColumnsReducer extends KylinReducer<SelfDefineSortableK
             // normal col
             col = columnList.get(reducerIdToColumnIndex.get(taskId));
 
+            Preconditions.checkNotNull(col);
+
             // local build dict
             isReducerLocalBuildDict = config.isReducerLocalBuildDict();
             if (cubeDesc.getDictionaryBuilderClass(col) != null) { // only works with default dictionary builder
                 isReducerLocalBuildDict = false;
             }
-            if (col != null && isReducerLocalBuildDict) {
+            if (isReducerLocalBuildDict) {
                 builder = DictionaryGenerator.newDictionaryBuilder(col.getType());
                 builder.init(null, 0);
             }
@@ -231,7 +234,7 @@ public class FactDistinctColumnsReducer extends KylinReducer<SelfDefineSortableK
     private void outputPartitionInfo() throws IOException, InterruptedException {
         if (col != null) {
             // output written to baseDir/colName/colName.pci-r-00000 (etc)
-            String partitionFileName = col.getName() + "/" + col.getName() + PARTITION_COL_INFO_FILE_POSTFIX;
+            String partitionFileName = col.getIdentity() + "/" + col.getName() + PARTITION_COL_INFO_FILE_POSTFIX;
 
             mos.write(BatchConstants.CFG_OUTPUT_PARTITION, NullWritable.get(), new LongWritable(timeMinValue), partitionFileName);
             mos.write(BatchConstants.CFG_OUTPUT_PARTITION, NullWritable.get(), new LongWritable(timeMaxValue), partitionFileName);
@@ -241,7 +244,7 @@ public class FactDistinctColumnsReducer extends KylinReducer<SelfDefineSortableK
 
     private void outputDict(TblColRef col, Dictionary<String> dict) throws IOException, InterruptedException {
         // output written to baseDir/colName/colName.rldict-r-00000 (etc)
-        String dictFileName = col.getName() + "/" + col.getName() + DICT_FILE_POSTFIX;
+        String dictFileName = col.getIdentity() + "/" + col.getName() + DICT_FILE_POSTFIX;
 
         try (ByteArrayOutputStream baos = new ByteArrayOutputStream(); DataOutputStream outputStream = new DataOutputStream(baos);) {
             outputStream.writeUTF(dict.getClass().getName());

http://git-wip-us.apache.org/repos/asf/kylin/blob/73ec2b95/engine-mr/src/main/java/org/apache/kylin/engine/mr/steps/UpdateCubeInfoAfterBuildStep.java
----------------------------------------------------------------------
diff --git a/engine-mr/src/main/java/org/apache/kylin/engine/mr/steps/UpdateCubeInfoAfterBuildStep.java b/engine-mr/src/main/java/org/apache/kylin/engine/mr/steps/UpdateCubeInfoAfterBuildStep.java
index 22faa4d..79fe657 100644
--- a/engine-mr/src/main/java/org/apache/kylin/engine/mr/steps/UpdateCubeInfoAfterBuildStep.java
+++ b/engine-mr/src/main/java/org/apache/kylin/engine/mr/steps/UpdateCubeInfoAfterBuildStep.java
@@ -80,7 +80,7 @@ public class UpdateCubeInfoAfterBuildStep extends AbstractExecutable {
     private void updateTimeRange(CubeSegment segment) throws IOException {
         final TblColRef partitionCol = segment.getCubeDesc().getModel().getPartitionDesc().getPartitionDateColumnRef();
         final String factColumnsInputPath = this.getParams().get(BatchConstants.CFG_OUTPUT_PATH);
-        Path colDir = new Path(factColumnsInputPath, partitionCol.getName());
+        Path colDir = new Path(factColumnsInputPath, partitionCol.getIdentity());
         FileSystem fs = HadoopUtil.getWorkingFileSystem();
         Path outputFile = HadoopUtil.getFilterOnlyPath(fs, colDir, partitionCol.getName() + FactDistinctColumnsReducer.PARTITION_COL_INFO_FILE_POSTFIX);
         if (outputFile == null) {

http://git-wip-us.apache.org/repos/asf/kylin/blob/73ec2b95/source-hive/src/main/java/org/apache/kylin/source/hive/cardinality/HiveColumnCardinalityJob.java
----------------------------------------------------------------------
diff --git a/source-hive/src/main/java/org/apache/kylin/source/hive/cardinality/HiveColumnCardinalityJob.java b/source-hive/src/main/java/org/apache/kylin/source/hive/cardinality/HiveColumnCardinalityJob.java
index ea72b54..2b631ff 100644
--- a/source-hive/src/main/java/org/apache/kylin/source/hive/cardinality/HiveColumnCardinalityJob.java
+++ b/source-hive/src/main/java/org/apache/kylin/source/hive/cardinality/HiveColumnCardinalityJob.java
@@ -34,9 +34,12 @@ import org.apache.kylin.engine.mr.IMRInput.IMRTableInputFormat;
 import org.apache.kylin.engine.mr.MRUtil;
 import org.apache.kylin.engine.mr.common.AbstractHadoopJob;
 import org.apache.kylin.engine.mr.common.BatchConstants;
+import org.apache.kylin.engine.mr.steps.CreateDictionaryJob;
 import org.apache.kylin.job.engine.JobEngineConfig;
 import org.apache.kylin.metadata.MetadataManager;
 import org.apache.kylin.metadata.model.TableDesc;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 /**
  * This hadoop job will scan all rows of the hive table and then calculate the cardinality on each column.
@@ -44,6 +47,7 @@ import org.apache.kylin.metadata.model.TableDesc;
  *
  */
 public class HiveColumnCardinalityJob extends AbstractHadoopJob {
+    private static final Logger logger = LoggerFactory.getLogger(HiveColumnCardinalityJob.class);
     public static final String JOB_TITLE = "Kylin Hive Column Cardinality Job";
 
     @SuppressWarnings("static-access")