Examples with PlanNodeStatsEstimate com.facebook.presto.cost.PlanNodeStatsEstimate used on opensource projects

Example 6 with PlanNodeStatsEstimate

use of com.facebook.presto.cost.PlanNodeStatsEstimate in project presto by prestodb.

the class TestDetermineJoinDistributionType method testReplicatesWhenNotRestricted.

@Test
public void testReplicatesWhenNotRestricted() {
    int aRows = 10_000;
    int bRows = 10;
    PlanNodeStatsEstimate probeSideStatsEstimate = PlanNodeStatsEstimate.builder().setOutputRowCount(aRows).addVariableStatistics(ImmutableMap.of(new VariableReferenceExpression(Optional.empty(), "A1", BIGINT), new VariableStatsEstimate(0, 100, 0, 640000, 10))).build();
    PlanNodeStatsEstimate buildSideStatsEstimate = PlanNodeStatsEstimate.builder().setOutputRowCount(bRows).addVariableStatistics(ImmutableMap.of(new VariableReferenceExpression(Optional.empty(), "B1", BIGINT), new VariableStatsEstimate(0, 100, 0, 640000, 10))).build();
    // B table is small enough to be replicated in AUTOMATIC_RESTRICTED mode
    assertDetermineJoinDistributionType().setSystemProperty(JOIN_DISTRIBUTION_TYPE, JoinDistributionType.AUTOMATIC.name()).setSystemProperty(JOIN_MAX_BROADCAST_TABLE_SIZE, "100MB").overrideStats("valuesA", probeSideStatsEstimate).overrideStats("valuesB", buildSideStatsEstimate).on(p -> p.join(INNER, p.values(new PlanNodeId("valuesA"), aRows, p.variable("A1", BIGINT)), p.values(new PlanNodeId("valuesB"), bRows, p.variable("B1", BIGINT)), ImmutableList.of(new JoinNode.EquiJoinClause(p.variable("A1", BIGINT), p.variable("B1", BIGINT))), ImmutableList.of(p.variable("A1", BIGINT), p.variable("B1", BIGINT)), Optional.empty())).matches(join(INNER, ImmutableList.of(equiJoinClause("A1", "B1")), Optional.empty(), Optional.of(REPLICATED), values(ImmutableMap.of("A1", 0)), values(ImmutableMap.of("B1", 0))));
    probeSideStatsEstimate = PlanNodeStatsEstimate.builder().setOutputRowCount(aRows).addVariableStatistics(ImmutableMap.of(new VariableReferenceExpression(Optional.empty(), "A1", BIGINT), new VariableStatsEstimate(0, 100, 0, 640000d * 10000, 10))).build();
    buildSideStatsEstimate = PlanNodeStatsEstimate.builder().setOutputRowCount(bRows).addVariableStatistics(ImmutableMap.of(new VariableReferenceExpression(Optional.empty(), "B1", BIGINT), new VariableStatsEstimate(0, 100, 0, 640000d * 10000, 10))).build();
    // B table exceeds AUTOMATIC_RESTRICTED limit therefore it is partitioned
    assertDetermineJoinDistributionType().setSystemProperty(JOIN_DISTRIBUTION_TYPE, JoinDistributionType.AUTOMATIC.name()).setSystemProperty(JOIN_MAX_BROADCAST_TABLE_SIZE, "100MB").overrideStats("valuesA", probeSideStatsEstimate).overrideStats("valuesB", buildSideStatsEstimate).on(p -> p.join(INNER, p.values(new PlanNodeId("valuesA"), aRows, p.variable("A1", BIGINT)), p.values(new PlanNodeId("valuesB"), bRows, p.variable("B1", BIGINT)), ImmutableList.of(new JoinNode.EquiJoinClause(p.variable("A1", BIGINT), p.variable("B1", BIGINT))), ImmutableList.of(p.variable("A1", BIGINT), p.variable("B1", BIGINT)), Optional.empty())).matches(join(INNER, ImmutableList.of(equiJoinClause("A1", "B1")), Optional.empty(), Optional.of(PARTITIONED), values(ImmutableMap.of("A1", 0)), values(ImmutableMap.of("B1", 0))));
}

Example 7 with PlanNodeStatsEstimate

use of com.facebook.presto.cost.PlanNodeStatsEstimate in project presto by prestodb.

the class DetermineJoinDistributionType method isBelowMaxBroadcastSize.

public static boolean isBelowMaxBroadcastSize(JoinNode joinNode, Context context) {
    DataSize joinMaxBroadcastTableSize = getJoinMaxBroadcastTableSize(context.getSession());
    PlanNode buildSide = joinNode.getRight();
    PlanNodeStatsEstimate buildSideStatsEstimate = context.getStatsProvider().getStats(buildSide);
    double buildSideSizeInBytes = buildSideStatsEstimate.getOutputSizeInBytes(buildSide.getOutputVariables());
    return buildSideSizeInBytes <= joinMaxBroadcastTableSize.toBytes();
}

Example 8 with PlanNodeStatsEstimate

use of com.facebook.presto.cost.PlanNodeStatsEstimate in project presto by prestodb.

the class TestReorderJoins method testReplicatedScalarJoinEvenWhereSessionRequiresRepartitioned.

@Test
public void testReplicatedScalarJoinEvenWhereSessionRequiresRepartitioned() {
    PlanMatchPattern expectedPlan = join(INNER, ImmutableList.of(equiJoinClause("A1", "B1")), Optional.empty(), Optional.of(REPLICATED), values(ImmutableMap.of("A1", 0)), values(ImmutableMap.of("B1", 0)));
    PlanNodeStatsEstimate valuesA = PlanNodeStatsEstimate.builder().setOutputRowCount(10000).addVariableStatistics(ImmutableMap.of(variable("A1", BIGINT), new VariableStatsEstimate(0, 100, 0, 640000, 100))).build();
    PlanNodeStatsEstimate valuesB = PlanNodeStatsEstimate.builder().setOutputRowCount(10000).addVariableStatistics(ImmutableMap.of(variable("B1", BIGINT), new VariableStatsEstimate(0, 100, 0, 640000, 100))).build();
    assertReorderJoins().setSystemProperty(JOIN_DISTRIBUTION_TYPE, JoinDistributionType.PARTITIONED.name()).on(p -> p.join(INNER, // matches isAtMostScalar
    p.values(new PlanNodeId("valuesA"), p.variable("A1")), p.values(new PlanNodeId("valuesB"), ImmutableList.of(p.variable("B1")), TWO_ROWS), ImmutableList.of(new EquiJoinClause(p.variable("A1"), p.variable("B1"))), ImmutableList.of(p.variable("A1"), p.variable("B1")), Optional.empty())).overrideStats("valuesA", valuesA).overrideStats("valuesB", valuesB).matches(expectedPlan);
    assertReorderJoins().setSystemProperty(JOIN_DISTRIBUTION_TYPE, JoinDistributionType.PARTITIONED.name()).on(p -> p.join(INNER, p.values(new PlanNodeId("valuesB"), ImmutableList.of(p.variable("B1")), TWO_ROWS), // matches isAtMostScalar
    p.values(new PlanNodeId("valuesA"), p.variable("A1")), ImmutableList.of(new EquiJoinClause(p.variable("A1"), p.variable("B1"))), ImmutableList.of(p.variable("A1"), p.variable("B1")), Optional.empty())).overrideStats("valuesA", valuesA).overrideStats("valuesB", valuesB).matches(expectedPlan);
}

Example 9 with PlanNodeStatsEstimate

use of com.facebook.presto.cost.PlanNodeStatsEstimate in project presto by prestodb.

the class TestReorderJoins method testReplicatesWhenNotRestricted.

@Test
public void testReplicatesWhenNotRestricted() {
    int aRows = 10_000;
    int bRows = 10;
    PlanNodeStatsEstimate probeSideStatsEstimate = PlanNodeStatsEstimate.builder().setOutputRowCount(aRows).addVariableStatistics(ImmutableMap.of(variable("A1", BIGINT), new VariableStatsEstimate(0, 100, 0, 640000, 10))).build();
    PlanNodeStatsEstimate buildSideStatsEstimate = PlanNodeStatsEstimate.builder().setOutputRowCount(bRows).addVariableStatistics(ImmutableMap.of(variable("B1", BIGINT), new VariableStatsEstimate(0, 100, 0, 640000, 10))).build();
    // B table is small enough to be replicated in AUTOMATIC_RESTRICTED mode
    assertReorderJoins().setSystemProperty(JOIN_DISTRIBUTION_TYPE, AUTOMATIC.name()).setSystemProperty(JOIN_MAX_BROADCAST_TABLE_SIZE, "100MB").on(p -> p.join(INNER, p.values(new PlanNodeId("valuesA"), aRows, p.variable("A1")), p.values(new PlanNodeId("valuesB"), bRows, p.variable("B1")), ImmutableList.of(new EquiJoinClause(p.variable("A1"), p.variable("B1"))), ImmutableList.of(p.variable("A1"), p.variable("B1")), Optional.empty())).overrideStats("valuesA", probeSideStatsEstimate).overrideStats("valuesB", buildSideStatsEstimate).matches(join(INNER, ImmutableList.of(equiJoinClause("A1", "B1")), Optional.empty(), Optional.of(REPLICATED), values(ImmutableMap.of("A1", 0)), values(ImmutableMap.of("B1", 0))));
    probeSideStatsEstimate = PlanNodeStatsEstimate.builder().setOutputRowCount(aRows).addVariableStatistics(ImmutableMap.of(variable("A1", BIGINT), new VariableStatsEstimate(0, 100, 0, 640000d * 10000, 10))).build();
    buildSideStatsEstimate = PlanNodeStatsEstimate.builder().setOutputRowCount(bRows).addVariableStatistics(ImmutableMap.of(variable("B1", BIGINT), new VariableStatsEstimate(0, 100, 0, 640000d * 10000, 10))).build();
    // B table exceeds AUTOMATIC_RESTRICTED limit therefore it is partitioned
    assertReorderJoins().setSystemProperty(JOIN_DISTRIBUTION_TYPE, AUTOMATIC.name()).setSystemProperty(JOIN_MAX_BROADCAST_TABLE_SIZE, "100MB").on(p -> p.join(INNER, p.values(new PlanNodeId("valuesA"), aRows, p.variable("A1")), p.values(new PlanNodeId("valuesB"), bRows, p.variable("B1")), ImmutableList.of(new EquiJoinClause(p.variable("A1"), p.variable("B1"))), ImmutableList.of(p.variable("A1"), p.variable("B1")), Optional.empty())).overrideStats("valuesA", probeSideStatsEstimate).overrideStats("valuesB", buildSideStatsEstimate).matches(join(INNER, ImmutableList.of(equiJoinClause("A1", "B1")), Optional.empty(), Optional.of(PARTITIONED), values(ImmutableMap.of("A1", 0)), values(ImmutableMap.of("B1", 0))));
}

Example 10 with PlanNodeStatsEstimate

use of com.facebook.presto.cost.PlanNodeStatsEstimate in project presto by prestodb.

the class TestReorderJoins method testReorderAndReplicate.

@Test
public void testReorderAndReplicate() {
    int aRows = 10;
    int bRows = 10_000;
    PlanNodeStatsEstimate probeSideStatsEstimate = PlanNodeStatsEstimate.builder().setOutputRowCount(aRows).addVariableStatistics(ImmutableMap.of(variable("A1", VARCHAR), new VariableStatsEstimate(0, 100, 0, 640000, 10))).build();
    PlanNodeStatsEstimate buildSideStatsEstimate = PlanNodeStatsEstimate.builder().setOutputRowCount(bRows).addVariableStatistics(ImmutableMap.of(variable("B1", VARCHAR), new VariableStatsEstimate(0, 100, 0, 640000, 10))).build();
    // A table is small enough to be replicated in AUTOMATIC_RESTRICTED mode
    assertReorderJoins().setSystemProperty(JOIN_DISTRIBUTION_TYPE, AUTOMATIC.name()).setSystemProperty(JOIN_REORDERING_STRATEGY, AUTOMATIC.name()).setSystemProperty(JOIN_MAX_BROADCAST_TABLE_SIZE, "10MB").on(p -> {
        VariableReferenceExpression a1 = p.variable("A1", VARCHAR);
        VariableReferenceExpression b1 = p.variable("B1", VARCHAR);
        return p.join(INNER, p.values(new PlanNodeId("valuesA"), aRows, a1), p.values(new PlanNodeId("valuesB"), bRows, b1), ImmutableList.of(new EquiJoinClause(a1, b1)), ImmutableList.of(a1, b1), Optional.empty());
    }).overrideStats("valuesA", probeSideStatsEstimate).overrideStats("valuesB", buildSideStatsEstimate).matches(join(INNER, ImmutableList.of(equiJoinClause("B1", "A1")), Optional.empty(), Optional.of(REPLICATED), values(ImmutableMap.of("B1", 0)), values(ImmutableMap.of("A1", 0))));
}