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

Example 16 with BasicSourceCapabilities

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

the class TestOptimizer method testUnionNoAllPushdownInInlineView.

@Test
public void testUnionNoAllPushdownInInlineView() {
    FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
    BasicSourceCapabilities caps = new BasicSourceCapabilities();
    caps.setCapabilitySupport(Capability.QUERY_SELECT_EXPRESSION, true);
    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);
    // $NON-NLS-1$
    caps.setFunctionSupport("+", true);
    // $NON-NLS-1$
    capFinder.addCapabilities("BQT1", caps);
    ProcessorPlan plan = helpPlan(// $NON-NLS-1$
    "SELECT x FROM (SELECT IntKey+2, StringKey AS x FROM BQT1.SmallA UNION SELECT IntKey, StringKey FROM BQT1.SmallB) AS g", // $NON-NLS-1$
    RealMetadataFactory.exampleBQTCached(), null, capFinder, // $NON-NLS-1$
    new String[] { "SELECT (IntKey + 2), StringKey AS x FROM BQT1.SmallA UNION SELECT IntKey, StringKey FROM BQT1.SmallB" }, 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 17 with BasicSourceCapabilities

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

the class TestOptimizer method testPushFunctionInSelect2.

@Test
public void testPushFunctionInSelect2() {
    FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
    BasicSourceCapabilities caps = new BasicSourceCapabilities();
    caps.setCapabilitySupport(Capability.QUERY_SELECT_EXPRESSION, true);
    caps.setCapabilitySupport(Capability.CRITERIA_COMPARE_EQ, true);
    caps.setFunctionSupport(SourceSystemFunctions.UCASE, true);
    caps.setFunctionSupport(SourceSystemFunctions.LCASE, true);
    // $NON-NLS-1$
    capFinder.addCapabilities("pm1", caps);
    // Add join capability to pm1
    QueryMetadataInterface metadata = RealMetadataFactory.example1Cached();
    ProcessorPlan plan = helpPlan(// $NON-NLS-1$
    "SELECT lower(e1), upper(e1), e2 FROM pm1.g1 WHERE upper(e1) = 'X'", metadata, null, capFinder, // $NON-NLS-1$
    new String[] { "SELECT lower(e1), upper(e1), e2 FROM pm1.g1 WHERE ucase(e1) = 'X'" }, SHOULD_SUCCEED);
    checkNodeTypes(plan, FULL_PUSHDOWN);
}

Example 18 with BasicSourceCapabilities

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

the class TestOptimizer method testBadCollapseUnion.

// since this does not support convert, it should not be collapsed
@Test
public void testBadCollapseUnion() {
    FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
    BasicSourceCapabilities caps = new BasicSourceCapabilities();
    caps.setCapabilitySupport(Capability.QUERY_UNION, true);
    // $NON-NLS-1$
    capFinder.addCapabilities("pm1", caps);
    // $NON-NLS-1$
    String sql = "select convert(e2+1,string) from pm1.g1 union all select e1 from pm1.g2";
    // $NON-NLS-1$ //$NON-NLS-2$
    String[] expectedSql = new String[] { "SELECT e2 FROM pm1.g1", "SELECT e1 FROM pm1.g2" };
    ProcessorPlan plan = helpPlan(sql, RealMetadataFactory.example1Cached(), null, capFinder, expectedSql, SHOULD_SUCCEED);
    checkNodeTypes(plan, new int[] { // Access
    2, // DependentAccess
    0, // DependentSelect
    0, // DependentProject
    0, // DupRemove
    0, // Grouping
    0, // Join
    0, // MergeJoin
    0, // Null
    0, // PlanExecution
    0, // Project
    1, // Select
    0, // Sort
    0, // UnionAll
    1 });
}

Example 19 with BasicSourceCapabilities

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

the class TestOptimizer method testCase6597.

@Test
public void testCase6597() {
    FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
    BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
    caps.setCapabilitySupport(Capability.CRITERIA_LIKE, true);
    caps.setCapabilitySupport(Capability.CRITERIA_NOT, false);
    // $NON-NLS-1$
    capFinder.addCapabilities("BQT1", caps);
    // Create query
    // $NON-NLS-1$
    String sql = "select IntKey from bqt1.smalla where stringkey not like '2%'";
    ProcessorPlan plan = helpPlan(sql, RealMetadataFactory.exampleBQTCached(), null, capFinder, new String[] { "SELECT stringkey, IntKey FROM bqt1.smalla" }, // $NON-NLS-1$
    TestOptimizer.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
    1, // Sort
    0, // UnionAll
    0 });
}

Example 20 with BasicSourceCapabilities

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

the class TestOptimizer method testBetweenInCase.

/**
 * Test <code>QueryOptimizer</code>'s ability to plan a fully-pushed-down
 * query containing a <code>CASE</code> expression in which a
 * <code>BETWEEN</code> comparison is used in the queries
 * <code>SELECT</code> statement.
 * <p>
 * For example:
 * <p>
 * SELECT CASE WHEN e2 BETWEEN 3 AND 5 THEN e2 ELSE -1 END FROM pm1.g1
 */
@Test
public void testBetweenInCase() {
    FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
    BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
    caps.setCapabilitySupport(Capability.QUERY_SEARCHED_CASE, true);
    // $NON-NLS-1$
    capFinder.addCapabilities("pm1", caps);
    helpPlan(// $NON-NLS-1$
    "select case when e2 between 3 and 5 then e2 else -1 end from pm1.g1", RealMetadataFactory.example1Cached(), null, capFinder, // $NON-NLS-1$
    new String[] { "SELECT CASE WHEN (e2 >= 3) AND (e2 <= 5) THEN e2 ELSE -1 END FROM pm1.g1" }, TestOptimizer.SHOULD_SUCCEED);
}