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

Example 31 with QueryMetadataInterface

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

the class TestOptimizer method testCorrelatedSubqueryOverJoin.

/**
 * previously the subqueries were being pushed too far and then not having the appropriate correlated references
 */
@Test
public void testCorrelatedSubqueryOverJoin() throws Exception {
    FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
    BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
    caps.setCapabilitySupport(Capability.QUERY_FROM_JOIN_INNER, true);
    caps.setCapabilitySupport(Capability.QUERY_FROM_GROUP_ALIAS, true);
    caps.setCapabilitySupport(Capability.QUERY_SUBQUERIES_CORRELATED, true);
    caps.setCapabilitySupport(Capability.CRITERIA_EXISTS, true);
    // $NON-NLS-1$
    capFinder.addCapabilities("pm1", caps);
    QueryMetadataInterface metadata = RealMetadataFactory.example1Cached();
    // $NON-NLS-1$
    String sql = "select pm1.g1.e1 from pm1.g1, (select * from pm1.g2) y where (pm1.g1.e1 = y.e1) and exists (select e2 from pm1.g2 where e1 = y.e1) and exists (select e3 from pm1.g2 where e1 = y.e1)";
    ProcessorPlan plan = helpPlan(sql, metadata, null, capFinder, new String[] { "SELECT g_0.e1 FROM pm1.g1 AS g_0, pm1.g2 AS g_1 WHERE (g_0.e1 = g_1.e1) AND (EXISTS (SELECT g_2.e2 FROM pm1.g2 AS g_2 WHERE g_2.e1 = g_1.e1)) AND (EXISTS (SELECT g_3.e3 FROM pm1.g2 AS g_3 WHERE g_3.e1 = g_1.e1))" }, // $NON-NLS-1$
    ComparisonMode.EXACT_COMMAND_STRING);
    checkNodeTypes(plan, FULL_PUSHDOWN);
}

Example 32 with QueryMetadataInterface

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

the class TestOptimizer method testCase2187.

@Test
public void testCase2187() {
    FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
    BasicSourceCapabilities caps = new BasicSourceCapabilities();
    caps.setCapabilitySupport(Capability.CRITERIA_COMPARE_EQ, true);
    caps.setCapabilitySupport(Capability.CRITERIA_COMPARE_ORDERED, true);
    caps.setCapabilitySupport(Capability.CRITERIA_IN, true);
    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);
    caps.setCapabilitySupport(Capability.QUERY_FROM_JOIN_SELFJOIN, true);
    caps.setCapabilitySupport(Capability.QUERY_FROM_GROUP_ALIAS, true);
    caps.setCapabilitySupport(Capability.QUERY_ORDERBY, true);
    // $NON-NLS-1$
    capFinder.addCapabilities("BQT1", caps);
    QueryMetadataInterface metadata = RealMetadataFactory.exampleBQTCached();
    // $NON-NLS-1$
    String sql = "SELECT t.intkey FROM (SELECT a.IntKey FROM bqt1.smalla a left outer join bqt1.smallb b on a.intkey=b.intkey, bqt1.smalla x) as t full outer JOIN bqt1.smallb c on t.intkey = c.intkey";
    ProcessorPlan plan = helpPlan(sql, metadata, null, capFinder, // $NON-NLS-1$
    new String[] { "SELECT a.IntKey FROM ((bqt1.smalla AS a LEFT OUTER JOIN bqt1.smallb AS b ON a.intkey = b.intkey) CROSS JOIN bqt1.smalla AS x) FULL OUTER JOIN bqt1.smallb AS c ON a.IntKey = c.intkey" }, SHOULD_SUCCEED);
    checkNodeTypes(plan, TestOptimizer.FULL_PUSHDOWN);
}

Example 33 with QueryMetadataInterface

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

the class TestOptimizer method testCase3023.

@Test
public void testCase3023() {
    FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
    BasicSourceCapabilities caps = new BasicSourceCapabilities();
    caps.setCapabilitySupport(Capability.CRITERIA_COMPARE_EQ, true);
    caps.setCapabilitySupport(Capability.CRITERIA_COMPARE_ORDERED, true);
    caps.setCapabilitySupport(Capability.CRITERIA_IN, true);
    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);
    caps.setCapabilitySupport(Capability.QUERY_FROM_JOIN_SELFJOIN, true);
    caps.setCapabilitySupport(Capability.QUERY_FROM_GROUP_ALIAS, true);
    caps.setCapabilitySupport(Capability.QUERY_ORDERBY, true);
    // $NON-NLS-1$
    caps.setFunctionSupport("concat", true);
    // $NON-NLS-1$
    capFinder.addCapabilities("BQT1", caps);
    QueryMetadataInterface metadata = RealMetadataFactory.exampleBQTCached();
    String sql = // $NON-NLS-1$
    "SELECT bqt1.SmallA.intkey from (bqt1.SmallA inner join (" + // $NON-NLS-1$
    "SELECT BAD.intkey from bqt1.SmallB as BAD left outer join bqt1.MediumB on BAD.intkey = bqt1.MediumB.intkey) as X on bqt1.SmallA.intkey = X.intkey) inner join bqt1.MediumA on X.intkey = bqt1.MediumA.intkey";
    helpPlan(sql, metadata, null, capFinder, // $NON-NLS-1$
    new String[] { "SELECT bqt1.SmallA.intkey FROM (bqt1.SmallA INNER JOIN (bqt1.SmallB AS BAD LEFT OUTER JOIN bqt1.MediumB ON BAD.intkey = bqt1.MediumB.intkey) ON bqt1.SmallA.intkey = BAD.intkey) INNER JOIN bqt1.MediumA ON BAD.intkey = bqt1.MediumA.intkey" }, SHOULD_SUCCEED);
}

Example 34 with QueryMetadataInterface

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

the class TestOptimizer method testCase2507A.

@Test
public void testCase2507A() {
    FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
    BasicSourceCapabilities caps = new BasicSourceCapabilities();
    caps.setCapabilitySupport(Capability.QUERY_SELECT_EXPRESSION, true);
    caps.setCapabilitySupport(Capability.CRITERIA_COMPARE_EQ, true);
    caps.setCapabilitySupport(Capability.CRITERIA_COMPARE_ORDERED, true);
    caps.setCapabilitySupport(Capability.CRITERIA_IN, true);
    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);
    caps.setCapabilitySupport(Capability.QUERY_FROM_JOIN_SELFJOIN, true);
    caps.setCapabilitySupport(Capability.QUERY_FROM_GROUP_ALIAS, true);
    caps.setCapabilitySupport(Capability.QUERY_ORDERBY, true);
    // $NON-NLS-1$
    caps.setFunctionSupport("concat", true);
    // $NON-NLS-1$
    capFinder.addCapabilities("BQT1", caps);
    QueryMetadataInterface metadata = RealMetadataFactory.exampleBQTCached();
    // $NON-NLS-1$
    String sql = "SELECT CONCAT(bqt1.smalla.stringKey, bqt1.smalla.stringNum) as EXPR, bqt1.smalla.stringKey as EXPR_1 FROM bqt1.smalla  ORDER BY EXPR, EXPR_1";
    ProcessorPlan plan = helpPlan(sql, metadata, null, capFinder, // $NON-NLS-1$
    new String[] { "SELECT CONCAT(bqt1.smalla.stringKey, bqt1.smalla.stringNum) AS EXPR, bqt1.smalla.stringKey AS EXPR_1 FROM bqt1.smalla ORDER BY EXPR, EXPR_1" }, SHOULD_SUCCEED);
    checkNodeTypes(plan, FULL_PUSHDOWN);
}

Example 35 with QueryMetadataInterface

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

the class TestOptimizer method testOrderByDuplicates.

/**
 * A final rewrite will ensure the correct order by
 */
@Test
public void testOrderByDuplicates() throws Exception {
    FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
    BasicSourceCapabilities caps = new BasicSourceCapabilities();
    caps.setCapabilitySupport(Capability.CRITERIA_COMPARE_EQ, true);
    caps.setCapabilitySupport(Capability.CRITERIA_COMPARE_ORDERED, true);
    caps.setCapabilitySupport(Capability.CRITERIA_IN, true);
    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);
    caps.setCapabilitySupport(Capability.QUERY_FROM_JOIN_SELFJOIN, true);
    caps.setCapabilitySupport(Capability.QUERY_FROM_GROUP_ALIAS, true);
    caps.setCapabilitySupport(Capability.QUERY_ORDERBY, true);
    // $NON-NLS-1$
    capFinder.addCapabilities("BQT1", caps);
    QueryMetadataInterface metadata = RealMetadataFactory.exampleBQTCached();
    // $NON-NLS-1$
    String sql = "SELECT intkey, x FROM (select intkey, intkey x from bqt1.smalla) z ORDER BY x, intkey";
    ProcessorPlan plan = helpPlan(sql, metadata, null, capFinder, // $NON-NLS-1$
    new String[] { "SELECT g_0.IntKey FROM BQT1.SmallA AS g_0 ORDER BY g_0.IntKey" }, ComparisonMode.EXACT_COMMAND_STRING);
    checkNodeTypes(plan, FULL_PUSHDOWN);
}