[GitHub] [phoenix] gjacoby126 commented on a change in pull request #469: PHOENIX-5156 Consistent Global Indexes for Non-Transactional Tables

[GitBox <gi...@apache.org>]

gjacoby126 commented on a change in pull request #469: PHOENIX-5156 Consistent Global Indexes for Non-Transactional Tables
URL: https://github.com/apache/phoenix/pull/469#discussion_r274174833
 
 

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 File path: phoenix-core/src/it/java/org/apache/phoenix/end2end/index/GlobalIndexCheckerIT.java
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+/*
+ * 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.phoenix.end2end.index;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.util.Collection;
+import java.util.List;
+
+import org.apache.phoenix.end2end.BaseUniqueNamesOwnClusterIT;
+import org.apache.phoenix.end2end.IndexToolIT;
+import org.apache.phoenix.hbase.index.Indexer;
+import org.apache.phoenix.util.QueryUtil;
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+import org.junit.runners.Parameterized.Parameters;
+import com.google.common.collect.Lists;
+
+@RunWith(Parameterized.class)
+public class GlobalIndexCheckerIT extends BaseUniqueNamesOwnClusterIT {
+    private final boolean async;
+    private final String tableDDLOptions;
+
+    public GlobalIndexCheckerIT(boolean async) {
+        this.async = async;
+        StringBuilder optionBuilder = new StringBuilder();
+        optionBuilder.append(" COLUMN_ENCODED_BYTES=0 ");
+
+        this.tableDDLOptions = optionBuilder.toString();
+    }
+
+    @BeforeClass
+    public static void setup() throws Exception {
+        IndexToolIT.setup();
+    }
+
+    @Parameters(
+            name = "async={0}")
+    public static Collection<Object[]> data() {
+        List<Object[]> list = Lists.newArrayListWithExpectedSize(8);
+        boolean[] Booleans = new boolean[]{true, false};
+            for (boolean async : Booleans) {
+                list.add(new Object[]{async});
+            }
+        return list;
+    }
+
+    public static void assertExplainPlan(Connection conn, String selectSql,
+                                         String dataTableFullName, String indexTableFullName) throws SQLException {
+        ResultSet rs = conn.createStatement().executeQuery("EXPLAIN " + selectSql);
+        String actualExplainPlan = QueryUtil.getExplainPlan(rs);
+        IndexToolIT.assertExplainPlan(false, actualExplainPlan, dataTableFullName, indexTableFullName);
+    }
+
+    private void populateTable(String tableName) throws Exception {
+        Connection conn = DriverManager.getConnection(getUrl());
+        conn.createStatement().execute("create table " + tableName +
+                " (id varchar(10) not null primary key, val1 varchar(10), val2 varchar(10), val3 varchar(10))" + tableDDLOptions);
+        conn.createStatement().execute("upsert into " + tableName + " values ('a', 'ab', 'abc', 'abcd')");
+        conn.commit();
+        conn.createStatement().execute("upsert into " + tableName + " values ('b', 'bc', 'bcd', 'bcde')");
+        conn.commit();
+        conn.close();
+    }
+
+    @Test
+    public void skipPostIndexDeleteUpdate() throws Exception {
+        String dataTableName = generateUniqueName();
+        populateTable(dataTableName);
+        Connection conn = DriverManager.getConnection(getUrl());
+        String indexName = generateUniqueName();
+        conn.createStatement().execute("CREATE INDEX " + indexName + " on " +
+                dataTableName + " (val1) include (val2, val3)" + (async ? "ASYNC" : ""));
+        if (async) {
+            // run the index MR job.
+            IndexToolIT.runIndexTool(true, false, null, dataTableName, indexName);
+        }
+        String selectSql =  "SELECT id from " + dataTableName + " WHERE val1  = 'ab'";
+        ResultSet rs = conn.createStatement().executeQuery(selectSql);
+        assertTrue(rs.next());
+        assertEquals("a", rs.getString(1));
+        assertFalse(rs.next());
+
+        Indexer.setSkipPostIndexUpdatesForTesting(true);
+        String dml = "DELETE from " + dataTableName + " WHERE id  = 'a'";
+        assertEquals(1, conn.createStatement().executeUpdate(dml));
+        conn.commit();
+
+        dml = "DELETE from " + dataTableName + " WHERE val1  = 'ab'";
+        assertEquals(0,conn.createStatement().executeUpdate(dml));
+        conn.close();
+    }
+
+    @Test
+    public void partialRowUpdate() throws Exception {
+        String dataTableName = generateUniqueName();
+        populateTable(dataTableName);
+        Connection conn = DriverManager.getConnection(getUrl());
+        String indexName = generateUniqueName();
+        conn.createStatement().execute("CREATE INDEX " + indexName + " on " +
+                dataTableName + " (val1) include (val2, val3)" + (async ? "ASYNC" : ""));
+        if (async) {
+            // run the index MR job.
+            IndexToolIT.runIndexTool(true, false, null, dataTableName, indexName);
+        }
+        conn.createStatement().execute("upsert into " + dataTableName + " (id, val2) values ('a', 'abcc')");
+        conn.commit();
+        conn.createStatement().execute("upsert into " + dataTableName + " (id, val2) values ('c', 'cde')");
+        conn.commit();
+        String selectSql =  "SELECT * from " + dataTableName + " WHERE val1  = 'ab'";
+        // Verify that we will read from the index table
+        assertExplainPlan(conn, selectSql, dataTableName, indexName);
+        ResultSet rs = conn.createStatement().executeQuery(selectSql);
+        assertTrue(rs.next());
+        assertEquals("a", rs.getString(1));
+        assertEquals("ab", rs.getString(2));
+        assertEquals("abcc", rs.getString(3));
+        assertEquals("abcd", rs.getString(4));
+        assertFalse(rs.next());
+
+        conn.createStatement().execute("upsert into " + dataTableName + " (id, val1, val3) values ('a', 'ab', 'abcdd')");
+        conn.commit();
+        // Verify that we will read from the index table
+        assertExplainPlan(conn, selectSql, dataTableName, indexName);
+        rs = conn.createStatement().executeQuery(selectSql);
+        assertTrue(rs.next());
+        assertEquals("a", rs.getString(1));
+        assertEquals("ab", rs.getString(2));
+        assertEquals("abcc", rs.getString(3));
+        assertEquals("abcdd", rs.getString(4));
+        assertFalse(rs.next());
+        conn.close();
+    }
+
+    @Test
+    public void skipPostIndexPartialRowUpdate() throws Exception {
+        String dataTableName = generateUniqueName();
 
 Review comment:
   likewise a comment here would be useful

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