Examples with QueryMetadataInterface org.teiid.query.metadata.QueryMetadataInterface used on opensource projects

Example 86 with QueryMetadataInterface

use of org.teiid.query.metadata.QueryMetadataInterface in project teiid by teiid.

the class TestOptimizer method testUseMergeJoin9.

/**
 * Model supports order by, functions in join criteria
 */
@Test
public void testUseMergeJoin9() throws Exception {
    // Create query
    // $NON-NLS-1$
    String sql = "SELECT pm1.g1.e1 FROM pm1.g1, pm1.g2 WHERE concat(pm1.g1.e1, 'x') = concat(pm1.g2.e1, 'x')";
    FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
    BasicSourceCapabilities caps = new BasicSourceCapabilities();
    caps.setCapabilitySupport(Capability.CRITERIA_COMPARE_EQ, true);
    caps.setCapabilitySupport(Capability.QUERY_FROM_GROUP_ALIAS, true);
    caps.setCapabilitySupport(Capability.QUERY_FROM_JOIN_INNER, true);
    caps.setCapabilitySupport(Capability.QUERY_FROM_JOIN_SELFJOIN, true);
    caps.setCapabilitySupport(Capability.QUERY_ORDERBY, true);
    // $NON-NLS-1$
    capFinder.addCapabilities("pm1", caps);
    QueryMetadataInterface metadata = RealMetadataFactory.example1();
    RealMetadataFactory.setCardinality("pm1.g1", RuleChooseDependent.DEFAULT_INDEPENDENT_CARDINALITY + 500, metadata);
    RealMetadataFactory.setCardinality("pm1.g2", RuleChooseDependent.DEFAULT_INDEPENDENT_CARDINALITY + 1000, metadata);
    ProcessorPlan plan = helpPlan(sql, metadata, null, capFinder, new String[] { "SELECT pm1.g1.e1 FROM pm1.g1", "SELECT pm1.g2.e1 FROM pm1.g2" }, // $NON-NLS-1$ //$NON-NLS-2$
    SHOULD_SUCCEED);
    checkNodeTypes(plan, new int[] { // Access
    2, // DependentAccess
    0, // DependentSelect
    0, // DependentProject
    0, // DupRemove
    0, // Grouping
    0, // NestedLoopJoinStrategy
    0, // MergeJoinStrategy
    1, // Null
    0, // PlanExecution
    0, // Project
    3, // Select
    0, // Sort
    0, // UnionAll
    0 });
}

Example 87 with QueryMetadataInterface

use of org.teiid.query.metadata.QueryMetadataInterface in project teiid by teiid.

the class TestOptimizer method testCase6181.

@Test
public void testCase6181() throws Exception {
    QueryMetadataInterface metadata = RealMetadataFactory.example1Cached();
    FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
    BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
    caps.setCapabilitySupport(Capability.QUERY_AGGREGATES, true);
    caps.setCapabilitySupport(Capability.QUERY_AGGREGATES_MAX, true);
    caps.setCapabilitySupport(Capability.QUERY_FUNCTIONS_IN_GROUP_BY, true);
    caps.setCapabilitySupport(Capability.QUERY_CASE, true);
    caps.setCapabilitySupport(Capability.QUERY_SEARCHED_CASE, true);
    caps.setCapabilitySupport(Capability.QUERY_FROM_INLINE_VIEWS, true);
    caps.setCapabilitySupport(Capability.QUERY_SELECT_EXPRESSION, true);
    caps.setCapabilitySupport(Capability.QUERY_ORDERBY, true);
    // $NON-NLS-1$
    caps.setFunctionSupport("convert", true);
    // $NON-NLS-1$
    capFinder.addCapabilities("pm1", caps);
    // $NON-NLS-1$
    String sql = "select a.e1 from (select 1 e1) a, (select e1, 1 as a, x from (select e1, CASE WHEN e1 = 'a' THEN e2 ELSE e3 END as x from pm1.g2) y group by e1, x) b where a.e1 = b.x";
    ProcessorPlan plan = helpPlan(sql, metadata, null, capFinder, new String[] { "SELECT 1 FROM (SELECT CASE WHEN g_0.e1 = 'a' THEN g_0.e2 ELSE convert(g_0.e3, integer) END AS c_0 FROM pm1.g2 AS g_0 GROUP BY g_0.e1, CASE WHEN g_0.e1 = 'a' THEN g_0.e2 ELSE convert(g_0.e3, integer) END) AS v_0 WHERE v_0.c_0 = 1" }, // $NON-NLS-1$
    ComparisonMode.EXACT_COMMAND_STRING);
    checkNodeTypes(plan, FULL_PUSHDOWN);
}

Example 88 with QueryMetadataInterface

use of org.teiid.query.metadata.QueryMetadataInterface in project teiid by teiid.

the class TestOptimizer method testCase2589z.

/**
 * Test a complicated join tree involving multiple models, but with a nested
 * outer join predicate spanning only one model, and see if the case 2589
 * fix happens.  The important thing is the criteria "StringNum = '10'" needs
 * to be put in the join criteria, not the where clause, of the second atomic
 * query, because in the user query it is on the inner side of an outer join.
 */
@Test
public void testCase2589z() {
    String sql = // $NON-NLS-1$
    "SELECT BQT1.MediumA.IntKey FROM BQT2.SmallA INNER JOIN " + // $NON-NLS-1$
    "(BQT1.MediumA LEFT OUTER JOIN " + // $NON-NLS-1$
    "(SELECT BQT1.SmallA.IntKey FROM BQT1.SmallA, BQT1.SmallB " + // $NON-NLS-1$
    "WHERE BQT1.SmallA.IntKey = BQT1.SmallB.IntKey AND BQT1.SmallA.StringNum = '10') as y " + // $NON-NLS-1$
    "ON MediumA.IntKey = y.IntKey) " + // $NON-NLS-1$
    "ON BQT2.SmallA.IntKey = BQT1.MediumA.IntKey";
    String[] expected = new String[] { // $NON-NLS-1$
    "SELECT BQT2.SmallA.IntKey FROM BQT2.SmallA", // $NON-NLS-1$
    "SELECT BQT1.MediumA.IntKey FROM BQT1.MediumA LEFT OUTER JOIN (BQT1.SmallA INNER JOIN BQT1.SmallB ON BQT1.SmallA.IntKey = BQT1.SmallB.IntKey) ON BQT1.MediumA.IntKey = BQT1.SmallA.IntKey AND BQT1.SmallA.StringNum = '10'" };
    // Plan query
    FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
    BasicSourceCapabilities caps = new BasicSourceCapabilities();
    caps.setCapabilitySupport(Capability.CRITERIA_COMPARE_EQ, true);
    caps.setCapabilitySupport(Capability.QUERY_FROM_GROUP_ALIAS, false);
    caps.setCapabilitySupport(Capability.QUERY_FROM_JOIN_INNER, true);
    caps.setCapabilitySupport(Capability.QUERY_FROM_JOIN_OUTER, true);
    caps.setCapabilitySupport(Capability.QUERY_FROM_JOIN_OUTER_FULL, true);
    // $NON-NLS-1$
    caps.setFunctionSupport("concat", true);
    // $NON-NLS-1$
    capFinder.addCapabilities("BQT1", caps);
    // $NON-NLS-1$
    capFinder.addCapabilities("BQT2", caps);
    QueryMetadataInterface metadata = RealMetadataFactory.exampleBQTCached();
    ProcessorPlan plan = helpPlan(sql, metadata, null, capFinder, expected, SHOULD_SUCCEED);
    checkNodeTypes(plan, new int[] { // Access
    2, // DependentAccess
    0, // DependentSelect
    0, // DependentProject
    0, // DupRemove
    0, // Grouping
    0, // NestedLoopJoinStrategy
    0, // MergeJoinStrategy
    1, // Null
    0, // PlanExecution
    0, // Project
    1, // Select
    0, // Sort
    0, // UnionAll
    0 });
}

Example 89 with QueryMetadataInterface

use of org.teiid.query.metadata.QueryMetadataInterface in project teiid by teiid.

the class TestOptimizer method testUseMergeJoin4.

/**
 * Model supports order by, should be pushed to the source
 */
@Test
public void testUseMergeJoin4() throws Exception {
    // Create query
    // $NON-NLS-1$
    String sql = "SELECT pm1.g1.e1 FROM pm1.g1, pm1.g2 WHERE pm1.g1.e1 = pm1.g2.e1";
    FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
    BasicSourceCapabilities caps = new BasicSourceCapabilities();
    caps.setCapabilitySupport(Capability.CRITERIA_COMPARE_EQ, true);
    caps.setCapabilitySupport(Capability.QUERY_FROM_GROUP_ALIAS, true);
    caps.setCapabilitySupport(Capability.QUERY_ORDERBY, true);
    // $NON-NLS-1$
    capFinder.addCapabilities("pm1", caps);
    QueryMetadataInterface metadata = RealMetadataFactory.example1();
    RealMetadataFactory.setCardinality("pm1.g1", RuleChooseDependent.DEFAULT_INDEPENDENT_CARDINALITY + 500, metadata);
    RealMetadataFactory.setCardinality("pm1.g2", RuleChooseDependent.DEFAULT_INDEPENDENT_CARDINALITY + 1000, metadata);
    ProcessorPlan plan = helpPlan(sql, metadata, null, capFinder, new String[] { "SELECT pm1.g1.e1 FROM pm1.g1 ORDER BY pm1.g1.e1", "SELECT pm1.g2.e1 FROM pm1.g2 ORDER BY pm1.g2.e1" }, // $NON-NLS-1$ //$NON-NLS-2$
    SHOULD_SUCCEED);
    checkNodeTypes(plan, new int[] { // Access
    2, // DependentAccess
    0, // DependentSelect
    0, // DependentProject
    0, // DupRemove
    0, // Grouping
    0, // NestedLoopJoinStrategy
    0, // MergeJoinStrategy
    1, // Null
    0, // PlanExecution
    0, // Project
    1, // Select
    0, // Sort
    0, // UnionAll
    0 });
}

Example 90 with QueryMetadataInterface

use of org.teiid.query.metadata.QueryMetadataInterface in project teiid by teiid.

the class TestOptimizer method testPushFunctionInJoin3.

@Test
public void testPushFunctionInJoin3() {
    FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
    BasicSourceCapabilities caps = new BasicSourceCapabilities();
    caps.setCapabilitySupport(Capability.CRITERIA_COMPARE_EQ, true);
    caps.setCapabilitySupport(Capability.QUERY_FROM_JOIN_INNER, true);
    caps.setFunctionSupport(SourceSystemFunctions.UCASE, true);
    // $NON-NLS-1$
    caps.setFunctionSupport("convert", true);
    // $NON-NLS-1$
    capFinder.addCapabilities("pm1", caps);
    // Add join capability to pm1
    QueryMetadataInterface metadata = RealMetadataFactory.example1Cached();
    ProcessorPlan plan = helpPlan(// $NON-NLS-1$
    "SELECT pm1.g1.e1, pm1.g2.e3 FROM pm1.g1, pm1.g2, (SELECT e1 AS x FROM pm1.g3) AS g WHERE pm1.g1.e1 = convert(pm1.g2.e2, string) AND pm1.g1.e1 = concat(g.x, 'a') AND upper(pm1.g1.e1) = 'X'", metadata, null, capFinder, new String[] { // $NON-NLS-1$
    "SELECT pm1.g1.e1, pm1.g2.e3 FROM pm1.g1, pm1.g2 WHERE (pm1.g1.e1 = convert(pm1.g2.e2, string)) AND (ucase(pm1.g1.e1) = 'X') AND (ucase(convert(pm1.g2.e2, string)) = 'X')", // $NON-NLS-1$
    "SELECT e1 FROM pm1.g3" }, SHOULD_SUCCEED);
    checkNodeTypes(plan, new int[] { // Access
    2, // DependentAccess
    0, // DependentSelect
    0, // DependentProject
    0, // DupRemove
    0, // Grouping
    0, // NestedLoopJoinStrategy
    0, // MergeJoinStrategy
    1, // Null
    0, // PlanExecution
    0, // Project
    2, // Select
    1, // Sort
    0, // UnionAll
    0 });
}