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

Example 46 with BasicSourceCapabilities

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

the class TestOptimizer method testUseMergeJoin7.

/**
 * one side of join supports order by, the other doesn't
 */
@Test
public void testUseMergeJoin7() throws Exception {
    // Create query
    // $NON-NLS-1$
    String sql = "SELECT pm1.g1.e1 FROM pm1.g1, pm2.g2 WHERE pm1.g1.e1 = pm2.g2.e1";
    FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
    BasicSourceCapabilities caps = new BasicSourceCapabilities();
    caps.setCapabilitySupport(Capability.CRITERIA_COMPARE_EQ, true);
    caps.setCapabilitySupport(Capability.QUERY_ORDERBY, true);
    // $NON-NLS-1$
    capFinder.addCapabilities("pm1", caps);
    caps = new BasicSourceCapabilities();
    caps.setCapabilitySupport(Capability.CRITERIA_COMPARE_EQ, true);
    // $NON-NLS-1$
    capFinder.addCapabilities("pm2", caps);
    QueryMetadataInterface metadata = RealMetadataFactory.example1();
    RealMetadataFactory.setCardinality("pm1.g1", RuleChooseDependent.DEFAULT_INDEPENDENT_CARDINALITY + 500, metadata);
    RealMetadataFactory.setCardinality("pm2.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 pm2.g2.e1 FROM pm2.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
    1, // Select
    0, // Sort
    0, // UnionAll
    0 });
}

Example 47 with BasicSourceCapabilities

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

the class TestOptimizer method testPushGroupBy3.

@Test
public void testPushGroupBy3() {
    FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
    BasicSourceCapabilities caps = new BasicSourceCapabilities();
    caps.setCapabilitySupport(Capability.QUERY_AGGREGATES, false);
    // $NON-NLS-1$
    capFinder.addCapabilities("pm1", caps);
    ProcessorPlan plan = helpPlan(// $NON-NLS-1$
    "SELECT e1, e2 as x FROM pm1.g1 GROUP BY e1, e2", RealMetadataFactory.example1Cached(), null, capFinder, // $NON-NLS-1$
    new String[] { "SELECT e1, e2 FROM pm1.g1" }, SHOULD_SUCCEED);
    checkNodeTypes(plan, new int[] { // Access
    1, // DependentAccess
    0, // DependentSelect
    0, // DependentProject
    0, // DupRemove
    0, // Grouping
    1, // NestedLoopJoinStrategy
    0, // MergeJoinStrategy
    0, // Null
    0, // PlanExecution
    0, // Project
    1, // Select
    0, // Sort
    0, // UnionAll
    0 });
}

Example 48 with BasicSourceCapabilities

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

the class TestOptimizer method testExceptPushdown.

@Test
public void testExceptPushdown() throws Exception {
    FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
    BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
    caps.setCapabilitySupport(Capability.QUERY_EXCEPT, true);
    // $NON-NLS-1$
    capFinder.addCapabilities("pm1", caps);
    // $NON-NLS-1$
    String sql = "select e1 from pm1.g1 except select e1 from pm1.g2";
    ProcessorPlan plan = helpPlan(sql, RealMetadataFactory.example1Cached(), null, capFinder, new String[] { "SELECT g_1.e1 AS c_0 FROM pm1.g1 AS g_1 EXCEPT SELECT g_0.e1 AS c_0 FROM pm1.g2 AS g_0" }, // $NON-NLS-1$
    TestOptimizer.ComparisonMode.EXACT_COMMAND_STRING);
    checkNodeTypes(plan, FULL_PUSHDOWN);
}

Example 49 with BasicSourceCapabilities

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

the class TestOptimizer method testAggregateOverUnionPushdown.

@Test
public void testAggregateOverUnionPushdown() {
    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);
    ProcessorPlan plan = helpPlan(// $NON-NLS-1$
    "SELECT COUNT(*) FROM (SELECT IntKey FROM BQT1.SmallA UNION SELECT IntKey FROM BQT1.SmallB) AS x", // $NON-NLS-1$
    RealMetadataFactory.exampleBQTCached(), null, capFinder, // $NON-NLS-1$
    new String[] { "SELECT IntKey FROM BQT1.SmallA UNION SELECT IntKey FROM BQT1.SmallB" }, SHOULD_SUCCEED);
    checkNodeTypes(plan, new int[] { // Access
    1, // DependentAccess
    0, // DependentSelect
    0, // DependentProject
    0, // DupRemove
    0, // Grouping
    1, // NestedLoopJoinStrategy
    0, // MergeJoinStrategy
    0, // Null
    0, // PlanExecution
    0, // Project
    1, // Select
    0, // Sort
    0, // UnionAll
    0 });
}

Example 50 with BasicSourceCapabilities

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

the class TestOptimizer method testPushGroupBy2.

@Test
public void testPushGroupBy2() {
    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 e1, max(e2) as x FROM pm1.g1 GROUP BY e1", RealMetadataFactory.example1Cached(), null, capFinder, // $NON-NLS-1$
    new String[] { "SELECT e1, MAX(e2) FROM pm1.g1 GROUP BY e1" }, SHOULD_SUCCEED);
    checkNodeTypes(plan, FULL_PUSHDOWN);
}