Examples with FakeCapabilitiesFinder org.teiid.query.optimizer.capabilities.FakeCapabilitiesFinder used on opensource projects

Example 26 with FakeCapabilitiesFinder

use of org.teiid.query.optimizer.capabilities.FakeCapabilitiesFinder in project teiid by teiid.

the class TestOptimizer method testPushFunctionInSelect3.

@Test
public void testPushFunctionInSelect3() {
    FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
    BasicSourceCapabilities caps = new BasicSourceCapabilities();
    caps.setCapabilitySupport(Capability.CRITERIA_COMPARE_EQ, true);
    caps.setFunctionSupport(SourceSystemFunctions.UCASE, true);
    caps.setFunctionSupport(SourceSystemFunctions.LCASE, false);
    // $NON-NLS-1$
    capFinder.addCapabilities("pm1", caps);
    // Add join capability to pm1
    QueryMetadataInterface metadata = RealMetadataFactory.example1Cached();
    ProcessorPlan plan = helpPlan(// $NON-NLS-1$
    "SELECT lower(e1), upper(e1) FROM pm1.g1 WHERE upper(e1) = 'X'", metadata, null, capFinder, // $NON-NLS-1$
    new String[] { "SELECT e1 FROM pm1.g1 WHERE ucase(e1) = 'X'" }, SHOULD_SUCCEED);
    checkNodeTypes(plan, new int[] { // Access
    1, // DependentAccess
    0, // DependentSelect
    0, // DependentProject
    0, // DupRemove
    0, // Grouping
    0, // NestedLoopJoinStrategy
    0, // MergeJoinStrategy
    0, // Null
    0, // PlanExecution
    0, // Project
    1, // Select
    0, // Sort
    0, // UnionAll
    0 });
}

Example 27 with FakeCapabilitiesFinder

use of org.teiid.query.optimizer.capabilities.FakeCapabilitiesFinder in project teiid by teiid.

the class TestOptimizer method testExpressionSymbolPreservation.

@Test
public void testExpressionSymbolPreservation() throws Exception {
    FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
    BasicSourceCapabilities caps = new BasicSourceCapabilities();
    caps.setCapabilitySupport(Capability.CRITERIA_COMPARE_EQ, true);
    caps.setCapabilitySupport(Capability.QUERY_FROM_JOIN_INNER, true);
    caps.setCapabilitySupport(Capability.QUERY_FROM_JOIN_SELFJOIN, true);
    caps.setCapabilitySupport(Capability.QUERY_FROM_GROUP_ALIAS, true);
    caps.setCapabilitySupport(Capability.QUERY_SELECT_EXPRESSION, true);
    // $NON-NLS-1$
    capFinder.addCapabilities("BQT2", caps);
    QueryMetadataInterface metadata = RealMetadataFactory.exampleBQTCached();
    // $NON-NLS-1$
    String sql = "SELECT * from (select '1' as test, intkey from bqt2.smalla) foo, (select '2' as test, intkey from bqt2.smalla) foo2 where foo.intkey = foo2.intkey";
    helpPlan(sql, metadata, null, capFinder, // $NON-NLS-1$
    new String[] { "SELECT g_0.IntKey, g_1.IntKey FROM BQT2.SmallA AS g_0, BQT2.SmallA AS g_1 WHERE g_0.IntKey = g_1.IntKey" }, ComparisonMode.EXACT_COMMAND_STRING);
}

Example 28 with FakeCapabilitiesFinder

use of org.teiid.query.optimizer.capabilities.FakeCapabilitiesFinder in project teiid by teiid.

the class TestOptimizer method testPushGroupBy4.

@Test
public void testPushGroupBy4() {
    FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
    BasicSourceCapabilities caps = new BasicSourceCapabilities();
    caps.setCapabilitySupport(Capability.QUERY_AGGREGATES, true);
    caps.setCapabilitySupport(Capability.QUERY_AGGREGATES_MAX, true);
    // $NON-NLS-1$
    capFinder.addCapabilities("pm1", caps);
    ProcessorPlan plan = helpPlan(// $NON-NLS-1$
    "SELECT x+2 AS y FROM (SELECT e1, max(e2) as x FROM pm1.g1 GROUP BY e1) AS z", RealMetadataFactory.example1Cached(), null, capFinder, // $NON-NLS-1$
    new String[] { "SELECT MAX(e2) FROM pm1.g1 GROUP BY e1" }, SHOULD_SUCCEED);
    checkNodeTypes(plan, new int[] { // Access
    1, // DependentAccess
    0, // DependentSelect
    0, // DependentProject
    0, // DupRemove
    0, // Grouping
    0, // NestedLoopJoinStrategy
    0, // MergeJoinStrategy
    0, // Null
    0, // PlanExecution
    0, // Project
    1, // Select
    0, // Sort
    0, // UnionAll
    0 });
}

Example 29 with FakeCapabilitiesFinder

use of org.teiid.query.optimizer.capabilities.FakeCapabilitiesFinder in project teiid by teiid.

the class TestOptimizer method testAmbiguousAliasFunctionInSubQuerySource.

/**
 * Test the query optimizer's ability to properly plan and optimize a query
 * that uses ambiguous alias names in the top level query and its sub-query
 * and uses columns belonging to the alias as a parameter to a function.
 * <p>
 * For example, <code>SELECT CONVERT(A.e2, biginteger) AS e2 FROM (SELECT
 * CONVERT(e2, long) AS e2 FROM pm1.g1 AS A) AS A</code>
 * <p>
 * The test is to ensure that A.e2 from the top level is not confused with
 * e2 in the second level.
 * <p>
 * Related Defects: JBEDSP-1137
 */
@Test
public void testAmbiguousAliasFunctionInSubQuerySource() throws Exception {
    // Create query
    String sql = // $NON-NLS-1$
    "SELECT CONVERT(A.e2, biginteger) AS e2 FROM (" + // $NON-NLS-1$
    "   SELECT CONVERT(e2, long) AS e2 FROM pm1.g1 AS A" + // $NON-NLS-1$
    ") AS A";
    QueryMetadataInterface metadata = RealMetadataFactory.example1Cached();
    // $NON-NLS-1$
    helpPlan(sql, metadata, new String[] { "SELECT e2 FROM pm1.g1 AS A" });
    // Add convert capability to pm1 and try it again
    FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
    BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
    caps.setCapabilitySupport(Capability.QUERY_FROM_GROUP_ALIAS, true);
    // $NON-NLS-1$
    caps.setFunctionSupport("convert", true);
    // $NON-NLS-1$
    capFinder.addCapabilities("pm1", caps);
    helpPlan(sql, metadata, null, capFinder, // $NON-NLS-1$
    new String[] { "SELECT CONVERT(CONVERT(g_0.e2, long), biginteger) FROM pm1.g1 AS g_0" }, ComparisonMode.EXACT_COMMAND_STRING);
}

Example 30 with FakeCapabilitiesFinder

use of org.teiid.query.optimizer.capabilities.FakeCapabilitiesFinder in project teiid by teiid.

the class TestOptimizer method testUnionPushdownMultipleBranchesMixedModels1.

@Test
public void testUnionPushdownMultipleBranchesMixedModels1() {
    FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
    BasicSourceCapabilities caps = new BasicSourceCapabilities();
    caps.setCapabilitySupport(Capability.QUERY_FROM_GROUP_ALIAS, true);
    caps.setCapabilitySupport(Capability.QUERY_FROM_JOIN_INNER, true);
    caps.setCapabilitySupport(Capability.QUERY_UNION, true);
    caps.setCapabilitySupport(Capability.QUERY_SET_ORDER_BY, false);
    // $NON-NLS-1$
    capFinder.addCapabilities("BQT1", caps);
    // $NON-NLS-1$
    capFinder.addCapabilities("BQT2", caps);
    ProcessorPlan plan = helpPlan(// $NON-NLS-1$
    "SELECT IntKey FROM BQT1.SmallA UNION ALL SELECT IntKey FROM BQT1.SmallB UNION ALL SELECT IntKey FROM BQT2.SmallA", // $NON-NLS-1$
    RealMetadataFactory.exampleBQTCached(), null, capFinder, // $NON-NLS-1$ //$NON-NLS-2$
    new String[] { "SELECT IntKey FROM BQT1.SmallA UNION ALL SELECT IntKey FROM BQT1.SmallB", "SELECT IntKey FROM BQT2.SmallA" }, SHOULD_SUCCEED);
    checkNodeTypes(plan, new int[] { // Access
    2, // DependentAccess
    0, // DependentSelect
    0, // DependentProject
    0, // DupRemove
    0, // Grouping
    0, // NestedLoopJoinStrategy
    0, // MergeJoinStrategy
    0, // Null
    0, // PlanExecution
    0, // Project
    0, // Select
    0, // Sort
    0, // UnionAll
    1 });
}