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| /********************************** |
| * |
| * Later modifications to test Trafodion instead of Phoenix were granted to ASF. |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
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| * 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 test.java.org.trafodion.phoenix.end2end; |
| |
| import static org.junit.Assert.*; |
| import org.junit.*; |
| import java.math.*; |
| import java.sql.*; |
| import java.util.*; |
| |
| |
| public class IndexTest extends BaseTest{ |
| private static final int TABLE_SPLITS = 3; |
| private static final int INDEX_SPLITS = 4; |
| |
| @BeforeClass |
| public static void doTestSuiteSetup() throws Exception { |
| /* List all of the object names being used in this entire class. |
| * The objects are dropped with errors ignored, so it is OK if the |
| * object does not exist for a particular test. |
| */ |
| objDropList = new ArrayList<String>( |
| Arrays.asList("table t", "table " + INDEX_DATA_TABLE)); |
| doBaseTestSuiteSetup(); |
| } |
| /* @AfterClass, @Before, @After are defined in BaseTest */ |
| |
| // Populate the test table with data. |
| private void populateTestTable() throws SQLException { |
| try { |
| String upsert = null; |
| if (tgtPH()) upsert = "UPSERT INTO " + INDEX_DATA_SCHEMA + NAME_SEPARATOR + INDEX_DATA_TABLE |
| + " VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)"; |
| else if (tgtTR()) upsert = "UPSERT INTO " + INDEX_DATA_TABLE |
| + " VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)"; |
| else if (tgtSQ()) upsert = "INSERT INTO " + INDEX_DATA_TABLE |
| + " VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)"; |
| PreparedStatement stmt = conn.prepareStatement(upsert); |
| stmt.setString(1, "varchar1"); |
| stmt.setString(2, "char1"); |
| stmt.setInt(3, 1); |
| stmt.setLong(4, 1L); |
| stmt.setBigDecimal(5, new BigDecimal(1.0)); |
| stmt.setString(6, "varchar_a"); |
| stmt.setString(7, "chara"); |
| stmt.setInt(8, 2); |
| stmt.setLong(9, 2L); |
| stmt.setBigDecimal(10, new BigDecimal(2.0)); |
| stmt.setString(11, "varchar_b"); |
| stmt.setString(12, "charb"); |
| stmt.setInt(13, 3); |
| stmt.setLong(14, 3L); |
| stmt.setBigDecimal(15, new BigDecimal(3.0)); |
| stmt.executeUpdate(); |
| |
| stmt.setString(1, "varchar2"); |
| stmt.setString(2, "char2"); |
| stmt.setInt(3, 2); |
| stmt.setLong(4, 2L); |
| stmt.setBigDecimal(5, new BigDecimal(2.0)); |
| stmt.setString(6, "varchar_a"); |
| stmt.setString(7, "chara"); |
| stmt.setInt(8, 3); |
| stmt.setLong(9, 3L); |
| stmt.setBigDecimal(10, new BigDecimal(3.0)); |
| stmt.setString(11, "varchar_b"); |
| stmt.setString(12, "charb"); |
| stmt.setInt(13, 4); |
| stmt.setLong(14, 4L); |
| stmt.setBigDecimal(15, new BigDecimal(4.0)); |
| stmt.executeUpdate(); |
| |
| stmt.setString(1, "varchar3"); |
| stmt.setString(2, "char3"); |
| stmt.setInt(3, 3); |
| stmt.setLong(4, 3L); |
| stmt.setBigDecimal(5, new BigDecimal(3.0)); |
| stmt.setString(6, "varchar_a"); |
| stmt.setString(7, "chara"); |
| stmt.setInt(8, 4); |
| stmt.setLong(9, 4L); |
| stmt.setBigDecimal(10, new BigDecimal(4.0)); |
| stmt.setString(11, "varchar_b"); |
| stmt.setString(12, "charb"); |
| stmt.setInt(13, 5); |
| stmt.setLong(14, 5L); |
| stmt.setBigDecimal(15, new BigDecimal(5.0)); |
| stmt.executeUpdate(); |
| } finally { |
| } |
| } |
| |
| @Test |
| public void testImmutableTableIndexMaintanenceSaltedSalted() throws Exception { |
| printTestDescription(); |
| testImmutableTableIndexMaintanence(TABLE_SPLITS, INDEX_SPLITS); |
| } |
| |
| @Test |
| public void testImmutableTableIndexMaintanenceSalted() throws Exception { |
| printTestDescription(); |
| testImmutableTableIndexMaintanence(null, INDEX_SPLITS); |
| } |
| |
| @Test |
| public void testImmutableTableIndexMaintanenceUnsalted() throws Exception { |
| printTestDescription(); |
| testImmutableTableIndexMaintanence(null, null); |
| } |
| |
| private void testImmutableTableIndexMaintanence(Integer tableSaltBuckets, Integer indexSaltBuckets) throws Exception { |
| try { |
| String query; |
| ResultSet rs; |
| |
| if (tgtPH()) conn.createStatement().execute("CREATE TABLE t (k VARCHAR NOT NULL PRIMARY KEY, v VARCHAR) IMMUTABLE_ROWS=true " + (tableSaltBuckets == null ? "" : ", SALT_BUCKETS=" + tableSaltBuckets)); |
| else if (tgtSQ()||tgtTR()) conn.createStatement().execute("CREATE TABLE t (k VARCHAR(1) NOT NULL PRIMARY KEY, v VARCHAR(1))"); |
| query = "SELECT * FROM t"; |
| rs = conn.createStatement().executeQuery(query); |
| assertFalse(rs.next()); |
| |
| if (tgtPH()) { |
| conn.createStatement().execute("CREATE INDEX i ON t (v DESC)" + (indexSaltBuckets == null ? "" : " SALT_BUCKETS=" + indexSaltBuckets)); |
| query = "SELECT * FROM i"; |
| rs = conn.createStatement().executeQuery(query); |
| assertFalse(rs.next()); |
| } else if (tgtSQ()||tgtTR()) { |
| conn.createStatement().execute("CREATE INDEX i ON t (v DESC)"); |
| // TRAF: does not allow direct access to indexes |
| } |
| |
| conn.setAutoCommit(false); |
| |
| PreparedStatement stmt = null; |
| if (tgtPH()||tgtTR()) stmt = conn.prepareStatement("UPSERT INTO t VALUES(?,?)"); |
| else if (tgtSQ()) stmt = conn.prepareStatement("INSERT INTO t VALUES(?,?)"); |
| stmt.setString(1,"a"); |
| stmt.setString(2, "x"); |
| stmt.execute(); |
| stmt.setString(1,"b"); |
| stmt.setString(2, "y"); |
| stmt.execute(); |
| conn.commit(); |
| |
| // TRAF: does not allow direct access to indexes |
| if (tgtPH()) { |
| query = "SELECT * FROM i"; |
| rs = conn.createStatement().executeQuery(query); |
| assertTrue(rs.next()); |
| assertEquals("y",rs.getString(1)); |
| assertEquals("b",rs.getString(2)); |
| assertTrue(rs.next()); |
| assertEquals("x",rs.getString(1)); |
| assertEquals("a",rs.getString(2)); |
| assertFalse(rs.next()); |
| } |
| |
| query = "SELECT k,v FROM t WHERE v = 'y'"; |
| rs = conn.createStatement().executeQuery(query); |
| assertTrue(rs.next()); |
| assertEquals("b",rs.getString(1)); |
| assertEquals("y",rs.getString(2)); |
| assertFalse(rs.next()); |
| |
| String expectedPlan; |
| if (tgtPH()) { |
| rs = conn.createStatement().executeQuery("EXPLAIN " + query); |
| expectedPlan = indexSaltBuckets == null ? |
| "CLIENT PARALLEL 1-WAY RANGE SCAN OVER I 'y'" : |
| ("CLIENT PARALLEL 4-WAY SKIP SCAN ON 4 KEYS OVER I 0...3,'y'\n" + |
| "CLIENT MERGE SORT"); |
| assertEquals(expectedPlan,getExplainPlan(rs)); |
| } else if (tgtTR()) { |
| // TRAF: For now, only make sure that scan is in there. |
| rs = conn.createStatement().executeQuery("EXPLAIN options 'f' " + query); |
| assertTrue(getExplainPlan(rs).contains("scan")); |
| } else if (tgtSQ()) { |
| // TRAF: For now, only make sure that index_scan is in there. |
| rs = conn.createStatement().executeQuery("EXPLAIN options 'f' " + query); |
| assertTrue(getExplainPlan(rs).contains("index_scan")); |
| } |
| |
| // Will use index, so rows returned in DESC order. |
| // This is not a bug, though, because we can |
| // return in any order. |
| if (tgtPH()) query = "SELECT k,v FROM t WHERE v >= 'x'"; |
| else if (tgtSQ()||tgtTR()) query = "SELECT k,v FROM t WHERE v >= 'x' order by 1 desc"; |
| rs = conn.createStatement().executeQuery(query); |
| assertTrue(rs.next()); |
| assertEquals("b",rs.getString(1)); |
| assertEquals("y",rs.getString(2)); |
| assertTrue(rs.next()); |
| assertEquals("a",rs.getString(1)); |
| assertEquals("x",rs.getString(2)); |
| assertFalse(rs.next()); |
| if (tgtPH()) { |
| rs = conn.createStatement().executeQuery("EXPLAIN " + query); |
| expectedPlan = indexSaltBuckets == null ? |
| "CLIENT PARALLEL 1-WAY RANGE SCAN OVER I (*-'x']" : |
| ("CLIENT PARALLEL 4-WAY SKIP SCAN ON 4 RANGES OVER I 0...3,(*-'x']\n" + |
| "CLIENT MERGE SORT"); |
| assertEquals(expectedPlan,getExplainPlan(rs)); |
| } else if (tgtTR()) { |
| // TRAF: For now, only make sure that scan is in there. |
| rs = conn.createStatement().executeQuery("EXPLAIN options 'f' " + query); |
| assertTrue(getExplainPlan(rs).contains("scan")); |
| } else if (tgtSQ()) { |
| // TRAF: For now, only make sure that index_scan is in there. |
| rs = conn.createStatement().executeQuery("EXPLAIN options 'f' " + query); |
| // TRAF DEBUG: Unfortunately, this query does not use |
| // index anymore |
| // TRAF assertTrue(getExplainPlan(rs).contains("index_scan")); |
| assertTrue(getExplainPlan(rs).contains("file_scan")); |
| } |
| |
| // Will still use index, since there's no LIMIT clause |
| query = "SELECT k,v FROM t WHERE v >= 'x' ORDER BY k"; |
| rs = conn.createStatement().executeQuery(query); |
| assertTrue(rs.next()); |
| assertEquals("a",rs.getString(1)); |
| assertEquals("x",rs.getString(2)); |
| assertTrue(rs.next()); |
| assertEquals("b",rs.getString(1)); |
| assertEquals("y",rs.getString(2)); |
| assertFalse(rs.next()); |
| if (tgtPH()) { |
| rs = conn.createStatement().executeQuery("EXPLAIN " + query); |
| // Turns into an ORDER BY, which could be bad if lots of data is |
| // being returned. Without stats we don't know. The alternative |
| // would be a full table scan. |
| expectedPlan = indexSaltBuckets == null ? |
| ("CLIENT PARALLEL 1-WAY RANGE SCAN OVER I (*-'x']\n" + |
| " SERVER TOP -1 ROWS SORTED BY [K]\n" + |
| "CLIENT MERGE SORT") : |
| ("CLIENT PARALLEL 4-WAY SKIP SCAN ON 4 RANGES OVER I 0...3,(*-'x']\n" + |
| " SERVER TOP -1 ROWS SORTED BY [K]\n" + |
| "CLIENT MERGE SORT"); |
| assertEquals(expectedPlan,getExplainPlan(rs)); |
| } else if (tgtTR()) { |
| // TRAF: For now, only make sure that scan is in there. |
| rs = conn.createStatement().executeQuery("EXPLAIN options 'f' " + query); |
| assertTrue(getExplainPlan(rs).contains("scan")); |
| } else if (tgtSQ()) { |
| // TRAF: For now, only make sure that index_scan is in there. |
| rs = conn.createStatement().executeQuery("EXPLAIN options 'f' " + query); |
| // TRAF DEBUG: Unfortunately, this query does not use |
| // index anymore |
| // TRAF assertTrue(getExplainPlan(rs).contains("index_scan")); |
| assertTrue(getExplainPlan(rs).contains("file_scan")); |
| } |
| |
| // Will use data table now, since there's a LIMIT clause and |
| // we're able to optimize out the ORDER BY, unless the data |
| // table is salted. |
| if (tgtPH()||tgtTR()) query = "SELECT k,v FROM t WHERE v >= 'x' ORDER BY k LIMIT 2"; |
| else if (tgtSQ()) query = "SELECT [first 2] k,v FROM t WHERE v >= 'x' ORDER BY k"; |
| rs = conn.createStatement().executeQuery(query); |
| assertTrue(rs.next()); |
| assertEquals("a",rs.getString(1)); |
| assertEquals("x",rs.getString(2)); |
| assertTrue(rs.next()); |
| assertEquals("b",rs.getString(1)); |
| assertEquals("y",rs.getString(2)); |
| assertFalse(rs.next()); |
| if (tgtPH()) { |
| rs = conn.createStatement().executeQuery("EXPLAIN " + query); |
| expectedPlan = tableSaltBuckets == null ? |
| "CLIENT PARALLEL 1-WAY FULL SCAN OVER T\n" + |
| " SERVER FILTER BY V >= 'x'\n" + |
| " SERVER 2 ROW LIMIT\n" + |
| "CLIENT 2 ROW LIMIT" : |
| "CLIENT PARALLEL 4-WAY SKIP SCAN ON 4 RANGES OVER I 0...3,(*-'x']\n" + |
| " SERVER TOP 2 ROWS SORTED BY [K]\n" + |
| "CLIENT MERGE SORT"; |
| assertEquals(expectedPlan,getExplainPlan(rs)); |
| } else if (tgtTR()) { |
| // TRAF: For now, only make sure that scan is in there. |
| rs = conn.createStatement().executeQuery("EXPLAIN options 'f' " + query); |
| assertTrue(getExplainPlan(rs).contains("scan")); |
| } else if (tgtSQ()) { |
| // TRAF: For now, only make sure that index_scan is in there. |
| rs = conn.createStatement().executeQuery("EXPLAIN options 'f' " + query); |
| // TRAF DEBUG: Unfortunately, this query does not use |
| // index anymore |
| // TRAF assertTrue(getExplainPlan(rs).contains("index_scan")); |
| assertTrue(getExplainPlan(rs).contains("file_scan")); |
| } |
| } finally { |
| } |
| } |
| |
| @Test |
| public void testIndexWithNullableFixedWithCols() throws Exception { |
| printTestDescription(); |
| |
| if (tgtPH()||tgtSQ()) |
| conn.setAutoCommit(false); |
| else if (tgtTR()) |
| conn.setAutoCommit(true); |
| |
| try { |
| createTestTable(INDEX_DATA_TABLE); |
| populateTestTable(); |
| String ddl = null; |
| if (tgtPH()) ddl = "CREATE INDEX IDX ON " + INDEX_DATA_SCHEMA + NAME_SEPARATOR + INDEX_DATA_TABLE |
| + " (char_col1 ASC, int_col1 ASC)" |
| + " INCLUDE (long_col1, long_col2)"; |
| else if (tgtSQ()||tgtTR()) ddl = "CREATE INDEX IDX ON " + INDEX_DATA_TABLE |
| + " (char_col1 ASC, int_col1 ASC)"; |
| PreparedStatement stmt = conn.prepareStatement(ddl); |
| stmt.execute(); |
| |
| String query = null; |
| if (tgtPH()) query = "SELECT char_col1, int_col1 from " + INDEX_DATA_SCHEMA + NAME_SEPARATOR + INDEX_DATA_TABLE; |
| else if (tgtSQ()||tgtTR()) query = "SELECT char_col1, int_col1 from " + INDEX_DATA_TABLE + " order by 2"; |
| ResultSet rs = null; |
| if (tgtPH()) { |
| rs = conn.createStatement().executeQuery("EXPLAIN " + query); |
| assertEquals("CLIENT PARALLEL 1-WAY FULL SCAN OVER INDEX_TEST.IDX", getExplainPlan(rs)); |
| } else if (tgtTR()) { |
| // TRAF: For now, only make sure that scan is in there. |
| rs = conn.createStatement().executeQuery("EXPLAIN options 'f' " + query); |
| assertTrue(getExplainPlan(rs).contains("scan")); |
| } else if (tgtSQ()) { |
| // TRAF: For now, only make sure that index_scan is in there. |
| rs = conn.createStatement().executeQuery("EXPLAIN options 'f' " + query); |
| assertTrue(getExplainPlan(rs).contains("index_scan")); |
| } |
| |
| rs = conn.createStatement().executeQuery(query); |
| assertTrue(rs.next()); |
| assertEquals("chara", rs.getString(1)); |
| assertEquals(2, rs.getInt(2)); |
| assertTrue(rs.next()); |
| assertEquals("chara", rs.getString(1)); |
| assertEquals(3, rs.getInt(2)); |
| assertTrue(rs.next()); |
| assertEquals("chara", rs.getString(1)); |
| assertEquals(4, rs.getInt(2)); |
| assertFalse(rs.next()); |
| } finally { |
| } |
| } |
| } |