Examples with JoinEnumerator io.trino.sql.planner.iterative.rule.ReorderJoins.JoinEnumerator used on opensource projects

Example 1 with JoinEnumerator

use of io.trino.sql.planner.iterative.rule.ReorderJoins.JoinEnumerator in project trino by trinodb.

the class TestJoinEnumerator method testDoesNotCreateJoinWhenPartitionedOnCrossJoin.

@Test
public void testDoesNotCreateJoinWhenPartitionedOnCrossJoin() {
    PlanNodeIdAllocator idAllocator = new PlanNodeIdAllocator();
    PlanBuilder p = new PlanBuilder(idAllocator, queryRunner.getMetadata(), queryRunner.getDefaultSession());
    Symbol a1 = p.symbol("A1");
    Symbol b1 = p.symbol("B1");
    MultiJoinNode multiJoinNode = new MultiJoinNode(new LinkedHashSet<>(ImmutableList.of(p.values(a1), p.values(b1))), TRUE_LITERAL, ImmutableList.of(a1, b1), false);
    JoinEnumerator joinEnumerator = new JoinEnumerator(queryRunner.getMetadata(), new CostComparator(1, 1, 1), multiJoinNode.getFilter(), createContext());
    JoinEnumerationResult actual = joinEnumerator.createJoinAccordingToPartitioning(multiJoinNode.getSources(), multiJoinNode.getOutputSymbols(), ImmutableSet.of(0));
    assertFalse(actual.getPlanNode().isPresent());
    assertEquals(actual.getCost(), PlanCostEstimate.infinite());
}