Examples with FunctionCallBuilder io.prestosql.sql.planner.FunctionCallBuilder used on opensource projects

Example 6 with FunctionCallBuilder

use of io.prestosql.sql.planner.FunctionCallBuilder in project hetu-core by openlookeng.

the class TransformCorrelatedScalarSubquery method apply.

@Override
public Result apply(LateralJoinNode lateralJoinNode, Captures captures, Context context) {
    PlanNode subquery = context.getLookup().resolve(lateralJoinNode.getSubquery());
    if (!searchFrom(subquery, context.getLookup()).where(EnforceSingleRowNode.class::isInstance).recurseOnlyWhen(ProjectNode.class::isInstance).matches()) {
        return Result.empty();
    }
    PlanNode rewrittenSubquery = searchFrom(subquery, context.getLookup()).where(EnforceSingleRowNode.class::isInstance).recurseOnlyWhen(ProjectNode.class::isInstance).removeFirst();
    Range<Long> subqueryCardinality = extractCardinality(rewrittenSubquery, context.getLookup());
    boolean producesAtMostOneRow = Range.closed(0L, 1L).encloses(subqueryCardinality);
    if (producesAtMostOneRow) {
        boolean producesSingleRow = Range.singleton(1L).encloses(subqueryCardinality);
        return Result.ofPlanNode(new LateralJoinNode(context.getIdAllocator().getNextId(), lateralJoinNode.getInput(), rewrittenSubquery, lateralJoinNode.getCorrelation(), producesSingleRow ? lateralJoinNode.getType() : LEFT, lateralJoinNode.getFilter(), lateralJoinNode.getOriginSubquery()));
    }
    Symbol unique = context.getSymbolAllocator().newSymbol("unique", BigintType.BIGINT);
    LateralJoinNode rewrittenLateralJoinNode = new LateralJoinNode(context.getIdAllocator().getNextId(), new AssignUniqueId(context.getIdAllocator().getNextId(), lateralJoinNode.getInput(), unique), rewrittenSubquery, lateralJoinNode.getCorrelation(), LEFT, lateralJoinNode.getFilter(), lateralJoinNode.getOriginSubquery());
    Symbol isDistinct = context.getSymbolAllocator().newSymbol("is_distinct", BooleanType.BOOLEAN);
    MarkDistinctNode markDistinctNode = new MarkDistinctNode(context.getIdAllocator().getNextId(), rewrittenLateralJoinNode, isDistinct, rewrittenLateralJoinNode.getInput().getOutputSymbols(), Optional.empty());
    FilterNode filterNode = new FilterNode(context.getIdAllocator().getNextId(), markDistinctNode, castToRowExpression(new SimpleCaseExpression(toSymbolReference(isDistinct), ImmutableList.of(new WhenClause(TRUE_LITERAL, TRUE_LITERAL)), Optional.of(new Cast(new FunctionCallBuilder(metadata).setName(QualifiedName.of("fail")).addArgument(INTEGER, new LongLiteral(Integer.toString(SUBQUERY_MULTIPLE_ROWS.toErrorCode().getCode()))).addArgument(VARCHAR, new StringLiteral("Scalar sub-query has returned multiple rows")).build(), BOOLEAN)))));
    return Result.ofPlanNode(new ProjectNode(context.getIdAllocator().getNextId(), filterNode, AssignmentUtils.identityAsSymbolReferences((lateralJoinNode.getOutputSymbols()))));
}

Example 7 with FunctionCallBuilder

use of io.prestosql.sql.planner.FunctionCallBuilder in project hetu-core by openlookeng.

the class RewriteSpatialPartitioningAggregation method apply.

@Override
public Result apply(AggregationNode node, Captures captures, Context context) {
    ImmutableMap.Builder<Symbol, Aggregation> aggregations = ImmutableMap.builder();
    Symbol partitionCountSymbol = context.getSymbolAllocator().newSymbol("partition_count", INTEGER);
    ImmutableMap.Builder<Symbol, RowExpression> envelopeAssignments = ImmutableMap.builder();
    for (Map.Entry<Symbol, Aggregation> entry : node.getAggregations().entrySet()) {
        Aggregation aggregation = entry.getValue();
        QualifiedObjectName name = metadata.getFunctionAndTypeManager().getFunctionMetadata(aggregation.getFunctionHandle()).getName();
        Type geometryType = metadata.getType(GEOMETRY_TYPE_SIGNATURE);
        if (name.equals(NAME) && aggregation.getArguments().size() == 1) {
            RowExpression geometry = getOnlyElement(aggregation.getArguments().stream().collect(toImmutableList()));
            Symbol envelopeSymbol = context.getSymbolAllocator().newSymbol("envelope", metadata.getType(GEOMETRY_TYPE_SIGNATURE));
            if (isFunctionNameMatch(geometry, "ST_Envelope")) {
                envelopeAssignments.put(envelopeSymbol, geometry);
            } else {
                envelopeAssignments.put(envelopeSymbol, castToRowExpression(new FunctionCallBuilder(metadata).setName(QualifiedName.of("ST_Envelope")).addArgument(GEOMETRY_TYPE_SIGNATURE, castToExpression(geometry)).build()));
            }
            aggregations.put(entry.getKey(), new Aggregation(new CallExpression(name.getObjectName(), metadata.getFunctionAndTypeManager().lookupFunction(NAME.getObjectName(), fromTypes(geometryType, INTEGER)), context.getSymbolAllocator().getTypes().get(entry.getKey()), ImmutableList.of(castToRowExpression(toSymbolReference(envelopeSymbol)), castToRowExpression(toSymbolReference(partitionCountSymbol))), Optional.empty()), ImmutableList.of(castToRowExpression(toSymbolReference(envelopeSymbol)), castToRowExpression(toSymbolReference(partitionCountSymbol))), false, Optional.empty(), Optional.empty(), aggregation.getMask()));
        } else {
            aggregations.put(entry);
        }
    }
    return Result.ofPlanNode(new AggregationNode(node.getId(), new ProjectNode(context.getIdAllocator().getNextId(), node.getSource(), Assignments.builder().putAll(AssignmentUtils.identityAsSymbolReferences(node.getSource().getOutputSymbols())).put(partitionCountSymbol, castToRowExpression(new LongLiteral(Integer.toString(getHashPartitionCount(context.getSession()))))).putAll(envelopeAssignments.build()).build()), aggregations.build(), node.getGroupingSets(), node.getPreGroupedSymbols(), node.getStep(), node.getHashSymbol(), node.getGroupIdSymbol(), node.getAggregationType(), node.getFinalizeSymbol()));
}

Example 8 with FunctionCallBuilder

use of io.prestosql.sql.planner.FunctionCallBuilder in project hetu-core by openlookeng.

the class TestExpressionRewriteRuleSet method testAggregationExpressionNotRewritten.

@Test
public void testAggregationExpressionNotRewritten() {
    FunctionCall nowCall = new FunctionCallBuilder(tester().getMetadata()).setName(QualifiedName.of("now")).build();
    ExpressionRewriteRuleSet functionCallRewriter = new ExpressionRewriteRuleSet((expression, context) -> nowCall);
    tester().assertThat(functionCallRewriter.aggregationExpressionRewrite()).on(p -> p.aggregation(a -> a.globalGrouping().addAggregation(p.symbol("count_1", DateType.DATE), nowCall, ImmutableList.of()).source(p.values()))).doesNotFire();
}

Example 9 with FunctionCallBuilder

use of io.prestosql.sql.planner.FunctionCallBuilder in project hetu-core by openlookeng.

the class TestStarTreeAggregationRule method testDoNotFireWhenMatchingCubeNotFound.

@Test
public void testDoNotFireWhenMatchingCubeNotFound() {
    Mockito.when(cubeManager.getCubeProvider(anyString())).then(new Returns(Optional.of(provider)));
    Mockito.when(cubeManager.getMetaStore(anyString())).then(new Returns(Optional.of(cubeMetaStore)));
    TpchTableHandle orders = new TpchTableHandle("orders", 1.0);
    TableHandle tmpOrdersTableHandle = new TableHandle(tester().getCurrentConnectorId(), orders, TpchTransactionHandle.INSTANCE, Optional.of(new TpchTableLayoutHandle(orders, TupleDomain.all())));
    List<CubeMetadata> metadataList = ImmutableList.of(cubeMetadata);
    Mockito.when(cubeMetaStore.getMetadataList(eq("local.sf1.0.orders"))).then(new Returns(metadataList));
    Mockito.when(cubeMetadata.matches(any(CubeStatement.class))).thenReturn(false);
    StarTreeAggregationRule starTreeAggregationRule = new StarTreeAggregationRule(cubeManager, tester().getMetadata());
    tester().assertThat(starTreeAggregationRule).setSystemProperty(ENABLE_STAR_TREE_INDEX, "true").on(p -> p.aggregation(builder -> builder.globalGrouping().addAggregation(p.symbol("count", BIGINT), new FunctionCallBuilder(tester().getMetadata()).setName(QualifiedName.of("count")).build(), ImmutableList.of(BIGINT)).step(SINGLE).source(p.project(Assignments.builder().put(p.symbol("custkey"), OriginalExpressionUtils.castToRowExpression(SymbolUtils.toSymbolReference(p.symbol("custkey")))).build(), p.filter(expression("orderkey=1"), p.tableScan(tmpOrdersTableHandle, ImmutableList.of(p.symbol("orderkey", BIGINT)), ImmutableMap.of(p.symbol("orderkey", BIGINT), new TpchColumnHandle("orderkey", BIGINT)))))))).doesNotFire();
    Mockito.verify(cubeMetaStore, Mockito.atLeastOnce()).getMetadataList(eq("local.sf1.0.orders"));
    Mockito.verify(cubeMetadata, Mockito.atLeastOnce()).matches(any(CubeStatement.class));
}

Example 10 with FunctionCallBuilder

use of io.prestosql.sql.planner.FunctionCallBuilder in project hetu-core by openlookeng.

the class HashGenerationOptimizer method getHashExpression.

public static Optional<Expression> getHashExpression(Metadata metadata, PlanSymbolAllocator planSymbolAllocator, List<Symbol> symbols) {
    if (symbols.isEmpty()) {
        return Optional.empty();
    }
    Expression result = new GenericLiteral(StandardTypes.BIGINT, String.valueOf(INITIAL_HASH_VALUE));
    for (Symbol symbol : symbols) {
        Expression hashField = new FunctionCallBuilder(metadata).setName(QualifiedName.of(HASH_CODE)).addArgument(planSymbolAllocator.getTypes().get(symbol), new SymbolReference(symbol.getName())).build();
        hashField = new CoalesceExpression(hashField, new LongLiteral(String.valueOf(NULL_HASH_CODE)));
        result = new FunctionCallBuilder(metadata).setName(QualifiedName.of("combine_hash")).addArgument(BIGINT, result).addArgument(BIGINT, hashField).build();
    }
    return Optional.of(result);
}