Examples with IgniteRel org.apache.ignite.internal.sql.engine.rel.IgniteRel used on opensource projects

Example 36 with IgniteRel

use of org.apache.ignite.internal.sql.engine.rel.IgniteRel in project ignite-3 by apache.

the class MergeJoinPlannerTest method testInnerDerivePreserveLeft13.

/**
 * Test verifies the collation propagation from a parent node.
 *
 * <p>In case of inner join, left collation that is superset of join keys, and there is no a common prefix, could not be derived.
 *
 * @throws Exception In case of any unexpected error.
 */
@Test
public void testInnerDerivePreserveLeft13() throws Exception {
    TestTable left = createTable("LEFT_T", IgniteDistributions.single(), "C1", Integer.class, "C2", Integer.class, "C3", Integer.class);
    left.addIndex(RelCollations.of(new RelFieldCollation(2, ASCENDING), new RelFieldCollation(0, ASCENDING), new RelFieldCollation(1, ASCENDING)), "idx");
    IgniteSchema schema = createSchema(left, createTable("RIGHT_T", IgniteDistributions.single(), "C1", Integer.class, "C2", Integer.class, "C3", Integer.class));
    String sql = "" + "select * " + "  from LEFT_T " + "  join RIGHT_T " + "    on LEFT_T.c1 = RIGHT_T.c1 " + "   and LEFT_T.c2 = RIGHT_T.c2 " + " order by LEFT_T.c3 NULLS LAST, LEFT_T.c1 NULLS LAST, LEFT_T.c2 NULLS LAST";
    IgniteRel rel = physicalPlan(sql, schema, DISABLED_RULES);
    assertEquals(RelCollations.of(new RelFieldCollation(2, ASCENDING), new RelFieldCollation(0, ASCENDING), new RelFieldCollation(1, ASCENDING)), sortOnTopOfJoin(rel).collation());
    RelCollation expected = RelCollations.of(new RelFieldCollation(0, ASCENDING), new RelFieldCollation(1, ASCENDING));
    assertEquals(expected, sortOnTopOfScan(rel, "LEFT_T").collation());
    assertEquals(expected, sortOnTopOfScan(rel, "RIGHT_T").collation());
}

Example 37 with IgniteRel

use of org.apache.ignite.internal.sql.engine.rel.IgniteRel in project ignite-3 by apache.

the class MergeJoinPlannerTest method testInnerPassThroughOrderByRight5.

/**
 * Test verifies the collation propagation from a parent node.
 *
 * <p>In case of inner join, collation consisted of join keys only should be propagated as is.
 *
 * @throws Exception In case of any unexpected error.
 */
@Test
public void testInnerPassThroughOrderByRight5() throws Exception {
    IgniteSchema schema = createSchema(createTable("LEFT_T", IgniteDistributions.single(), "C1", Integer.class, "C2", Integer.class, "C3", Integer.class), createTable("RIGHT_T", IgniteDistributions.single(), "C1", Integer.class, "C2", Integer.class, "C3", Integer.class));
    String sql = "" + "select * " + "  from LEFT_T " + "  join RIGHT_T " + "    on LEFT_T.c1 = RIGHT_T.c1 " + "   and LEFT_T.c2 = RIGHT_T.c2 " + " order by RIGHT_T.c1 ASC NULLS FIRST, RIGHT_T.c2 ASC NULLS LAST";
    IgniteRel rel = physicalPlan(sql, schema, DISABLED_RULES);
    assertNull(sortOnTopOfJoin(rel));
    List<IgniteSort> sortNodes = sortOnTopOfScan(rel);
    RelCollation expected = RelCollations.of(new RelFieldCollation(0, ASCENDING, RelFieldCollation.NullDirection.FIRST), new RelFieldCollation(1, ASCENDING));
    assertEquals(expected, sortNodes.get(0).collation());
    assertEquals(expected, sortNodes.get(1).collation());
}

Example 38 with IgniteRel

use of org.apache.ignite.internal.sql.engine.rel.IgniteRel in project ignite-3 by apache.

the class MergeJoinPlannerTest method testInnerDerivePreserveRight1.

/**
 * Test verifies the collation propagation from a parent node.
 *
 * <p>In case of inner join, right collation that consists of join keys only could be derived as is.
 *
 * @throws Exception In case of any unexpected error.
 */
@Test
public void testInnerDerivePreserveRight1() throws Exception {
    TestTable right = createTable("RIGHT_T", IgniteDistributions.single(), "C1", Integer.class, "C2", Integer.class, "C3", Integer.class);
    right.addIndex(RelCollations.of(new RelFieldCollation(0, ASCENDING), new RelFieldCollation(1, ASCENDING)), "idx");
    IgniteSchema schema = createSchema(createTable("LEFT_T", IgniteDistributions.single(), "C1", Integer.class, "C2", Integer.class, "C3", Integer.class), right);
    String sql = "" + "select * " + "  from LEFT_T " + "  join RIGHT_T " + "    on LEFT_T.c1 = RIGHT_T.c1 " + "   and LEFT_T.c2 = RIGHT_T.c2 ";
    IgniteRel rel = physicalPlan(sql, schema, DISABLED_RULES);
    assertNull(sortOnTopOfScan(rel, "RIGHT_T"));
    assertEquals(RelCollations.of(new RelFieldCollation(0, ASCENDING), new RelFieldCollation(1, ASCENDING)), sortOnTopOfScan(rel, "LEFT_T").collation());
}

Example 39 with IgniteRel

use of org.apache.ignite.internal.sql.engine.rel.IgniteRel in project ignite-3 by apache.

the class MergeJoinPlannerTest method testInnerDeriveMixed2.

/**
 * Test verifies the collation propagation from a parent node.
 *
 * <p>In case of inner join, left collation should be preferred if it fully covers join keys.
 *
 * @throws Exception In case of any unexpected error.
 */
@Test
public void testInnerDeriveMixed2() throws Exception {
    TestTable left = createTable("LEFT_T", IgniteDistributions.single(), "C1", Integer.class, "C2", Integer.class, "C3", Integer.class);
    left.addIndex(RelCollations.of(new RelFieldCollation(0, ASCENDING, RelFieldCollation.NullDirection.FIRST), new RelFieldCollation(1, ASCENDING, RelFieldCollation.NullDirection.FIRST)), "idx");
    TestTable right = createTable("RIGHT_T", IgniteDistributions.single(), "C1", Integer.class, "C2", Integer.class, "C3", Integer.class);
    right.addIndex(RelCollations.of(new RelFieldCollation(2, ASCENDING, RelFieldCollation.NullDirection.FIRST), new RelFieldCollation(1, ASCENDING, RelFieldCollation.NullDirection.FIRST), new RelFieldCollation(0, ASCENDING, RelFieldCollation.NullDirection.FIRST)), "idx");
    IgniteSchema schema = createSchema(left, right);
    String sql = "" + "select * " + "  from LEFT_T " + "  join RIGHT_T " + "    on LEFT_T.c1 = RIGHT_T.c1 " + "   and LEFT_T.c2 = RIGHT_T.c2 " + "   and LEFT_T.c3 = RIGHT_T.c3 ";
    IgniteRel rel = physicalPlan(sql, schema, DISABLED_RULES);
    assertEquals(RelCollations.of(new RelFieldCollation(2, ASCENDING, RelFieldCollation.NullDirection.FIRST), new RelFieldCollation(1, ASCENDING, RelFieldCollation.NullDirection.FIRST), new RelFieldCollation(0, ASCENDING, RelFieldCollation.NullDirection.FIRST)), sortOnTopOfScan(rel, "LEFT_T").collation());
    assertNull(sortOnTopOfScan(rel, "RIGHT_T"));
}

Example 40 with IgniteRel

use of org.apache.ignite.internal.sql.engine.rel.IgniteRel in project ignite-3 by apache.

the class MergeJoinPlannerTest method testInnerPassThroughOrderByLeft2.

/**
 * Test verifies the collation propagation from a parent node.
 *
 * <p>In case of inner join, collation consisted of join keys of left table should be propagated as is.
 *
 * @throws Exception In case of any unexpected error.
 */
@Test
public void testInnerPassThroughOrderByLeft2() throws Exception {
    IgniteSchema schema = createSchema(createTable("LEFT_T", IgniteDistributions.single(), "C1", Integer.class, "C2", Integer.class, "C3", Integer.class), createTable("RIGHT_T", IgniteDistributions.single(), "C1", Integer.class, "C2", Integer.class, "C3", Integer.class));
    String sql = "" + "select * " + "  from LEFT_T " + "  join RIGHT_T " + "    on LEFT_T.c1 = RIGHT_T.c1 " + "   and LEFT_T.c2 = RIGHT_T.c2 " + " order by LEFT_T.c1 DESC, LEFT_T.c2 DESC";
    IgniteRel rel = physicalPlan(sql, schema, DISABLED_RULES);
    assertNull(sortOnTopOfJoin(rel));
    List<IgniteSort> sortNodes = sortOnTopOfScan(rel);
    RelCollation expected = RelCollations.of(new RelFieldCollation(0, DESCENDING, RelFieldCollation.NullDirection.LAST), new RelFieldCollation(1, DESCENDING, RelFieldCollation.NullDirection.LAST));
    assertEquals(expected, sortNodes.get(0).collation());
    assertEquals(expected, sortNodes.get(1).collation());
}