Examples with TpchColumnHandle io.trino.plugin.tpch.TpchColumnHandle used on opensource projects

Example 1 with TpchColumnHandle

use of io.trino.plugin.tpch.TpchColumnHandle in project trino by trinodb.

the class TestLogicalPlanner method testLikePredicate.

@Test
public void testLikePredicate() {
    assertPlan("SELECT type FROM part WHERE type LIKE 'LARGE PLATED %'", anyTree(tableScan(tableHandle -> {
        Map<ColumnHandle, Domain> domains = ((TpchTableHandle) tableHandle).getConstraint().getDomains().orElseThrow(() -> new AssertionError("Unexpected none TupleDomain"));
        Domain domain = domains.entrySet().stream().filter(entry -> ((TpchColumnHandle) entry.getKey()).getColumnName().equals("type")).map(Entry::getValue).collect(toOptional()).orElseThrow(() -> new AssertionError("No domain for 'type'"));
        assertEquals(domain, Domain.multipleValues(createVarcharType(25), ImmutableList.of("LARGE PLATED BRASS", "LARGE PLATED COPPER", "LARGE PLATED NICKEL", "LARGE PLATED STEEL", "LARGE PLATED TIN").stream().map(Slices::utf8Slice).collect(toImmutableList())));
        return true;
    }, TupleDomain.withColumnDomains(ImmutableMap.of(tableHandle -> ((TpchColumnHandle) tableHandle).getColumnName().equals("type"), Domain.create(ValueSet.ofRanges(Range.range(createVarcharType(25), utf8Slice("LARGE PLATED "), true, utf8Slice("LARGE PLATED!"), false)), false))), ImmutableMap.of())));
}

Example 2 with TpchColumnHandle

use of io.trino.plugin.tpch.TpchColumnHandle in project trino by trinodb.

the class TestPushPredicateIntoTableScan method doesNotFireOnNonDeterministicPredicate.

@Test
public void doesNotFireOnNonDeterministicPredicate() {
    ColumnHandle columnHandle = new TpchColumnHandle("nationkey", BIGINT);
    tester().assertThat(pushPredicateIntoTableScan).on(p -> p.filter(new ComparisonExpression(EQUAL, functionResolution.functionCallBuilder(QualifiedName.of("rand")).build(), new LongLiteral("42")), p.tableScan(nationTableHandle, ImmutableList.of(p.symbol("nationkey", BIGINT)), ImmutableMap.of(p.symbol("nationkey", BIGINT), columnHandle), TupleDomain.all()))).doesNotFire();
}

Example 3 with TpchColumnHandle

use of io.trino.plugin.tpch.TpchColumnHandle in project trino by trinodb.

the class TestPushPredicateIntoTableScan method consumesDeterministicPredicateIfNewDomainIsWider.

@Test
public void consumesDeterministicPredicateIfNewDomainIsWider() {
    ColumnHandle columnHandle = new TpchColumnHandle("nationkey", BIGINT);
    tester().assertThat(pushPredicateIntoTableScan).on(p -> p.filter(expression("nationkey = BIGINT '44' OR nationkey = BIGINT '45'"), p.tableScan(nationTableHandle, ImmutableList.of(p.symbol("nationkey", BIGINT)), ImmutableMap.of(p.symbol("nationkey", BIGINT), columnHandle), TupleDomain.fromFixedValues(ImmutableMap.of(columnHandle, NullableValue.of(BIGINT, (long) 44)))))).matches(constrainedTableScanWithTableLayout("nation", ImmutableMap.of("nationkey", singleValue(BIGINT, (long) 44)), ImmutableMap.of("nationkey", "nationkey")));
}

Example 4 with TpchColumnHandle

use of io.trino.plugin.tpch.TpchColumnHandle in project trino by trinodb.

the class TestPushPredicateIntoTableScan method replaceWithExistsWhenNoLayoutExist.

@Test
public void replaceWithExistsWhenNoLayoutExist() {
    ColumnHandle columnHandle = new TpchColumnHandle("nationkey", BIGINT);
    tester().assertThat(pushPredicateIntoTableScan).on(p -> p.filter(expression("nationkey = BIGINT '44'"), p.tableScan(nationTableHandle, ImmutableList.of(p.symbol("nationkey", BIGINT)), ImmutableMap.of(p.symbol("nationkey", BIGINT), columnHandle), TupleDomain.fromFixedValues(ImmutableMap.of(columnHandle, NullableValue.of(BIGINT, (long) 45)))))).matches(values("A"));
}

Example 5 with TpchColumnHandle

use of io.trino.plugin.tpch.TpchColumnHandle in project trino by trinodb.

the class TestPushPredicateIntoTableScan method doesNotConsumeRemainingPredicateIfNewDomainIsWider.

@Test
public void doesNotConsumeRemainingPredicateIfNewDomainIsWider() {
    ColumnHandle columnHandle = new TpchColumnHandle("nationkey", BIGINT);
    tester().assertThat(pushPredicateIntoTableScan).on(p -> p.filter(new LogicalExpression(AND, ImmutableList.of(new ComparisonExpression(EQUAL, functionResolution.functionCallBuilder(QualifiedName.of("rand")).build(), new GenericLiteral("BIGINT", "42")), new ComparisonExpression(EQUAL, new ArithmeticBinaryExpression(MODULUS, new SymbolReference("nationkey"), new GenericLiteral("BIGINT", "17")), new GenericLiteral("BIGINT", "44")), LogicalExpression.or(new ComparisonExpression(EQUAL, new SymbolReference("nationkey"), new GenericLiteral("BIGINT", "44")), new ComparisonExpression(EQUAL, new SymbolReference("nationkey"), new GenericLiteral("BIGINT", "45"))))), p.tableScan(nationTableHandle, ImmutableList.of(p.symbol("nationkey", BIGINT)), ImmutableMap.of(p.symbol("nationkey", BIGINT), columnHandle), TupleDomain.fromFixedValues(ImmutableMap.of(columnHandle, NullableValue.of(BIGINT, (long) 44)))))).matches(filter(LogicalExpression.and(new ComparisonExpression(EQUAL, functionResolution.functionCallBuilder(QualifiedName.of("rand")).build(), new GenericLiteral("BIGINT", "42")), new ComparisonExpression(EQUAL, new ArithmeticBinaryExpression(MODULUS, new SymbolReference("nationkey"), new GenericLiteral("BIGINT", "17")), new GenericLiteral("BIGINT", "44"))), constrainedTableScanWithTableLayout("nation", ImmutableMap.of("nationkey", singleValue(BIGINT, (long) 44)), ImmutableMap.of("nationkey", "nationkey"))));
}