private PlanBuilder planQuantifiedApplyNode(PlanBuilder subPlan, QuantifiedComparisonExpression quantifiedComparison, boolean correlationAllowed) { subPlan = subPlan.appendProjections(ImmutableList.of(quantifiedComparison.getValue()), symbolAllocator, idAllocator); checkState(quantifiedComparison.getSubquery() instanceof SubqueryExpression); SubqueryExpression quantifiedSubquery = (SubqueryExpression) quantifiedComparison.getSubquery(); SubqueryExpression uncoercedQuantifiedSubquery = uncoercedSubquery(quantifiedSubquery); PlanBuilder subqueryPlan = createPlanBuilder(uncoercedQuantifiedSubquery); subqueryPlan = subqueryPlan.appendProjections(ImmutableList.of(quantifiedSubquery), symbolAllocator, idAllocator); QuantifiedComparisonExpression coercedQuantifiedComparison = new QuantifiedComparisonExpression( quantifiedComparison.getOperator(), quantifiedComparison.getQuantifier(), subPlan.translate(quantifiedComparison.getValue()).toSymbolReference(), subqueryPlan.translate(quantifiedSubquery).toSymbolReference()); Symbol coercedQuantifiedComparisonSymbol = symbolAllocator.newSymbol(coercedQuantifiedComparison, BOOLEAN); subPlan.getTranslations().put(quantifiedComparison, coercedQuantifiedComparisonSymbol); return appendApplyNode( subPlan, quantifiedComparison.getSubquery(), subqueryPlan.getRoot(), Assignments.of(coercedQuantifiedComparisonSymbol, coercedQuantifiedComparison), correlationAllowed); }
private PlanBuilder planQuantifiedApplyNode(PlanBuilder subPlan, QuantifiedComparisonExpression quantifiedComparison, boolean correlationAllowed) { subPlan = subPlan.appendProjections(ImmutableList.of(quantifiedComparison.getValue()), symbolAllocator, idAllocator); checkState(quantifiedComparison.getSubquery() instanceof SubqueryExpression); SubqueryExpression quantifiedSubquery = (SubqueryExpression) quantifiedComparison.getSubquery(); SubqueryExpression uncoercedQuantifiedSubquery = uncoercedSubquery(quantifiedSubquery); PlanBuilder subqueryPlan = createPlanBuilder(uncoercedQuantifiedSubquery); subqueryPlan = subqueryPlan.appendProjections(ImmutableList.of(quantifiedSubquery), symbolAllocator, idAllocator); QuantifiedComparisonExpression coercedQuantifiedComparison = new QuantifiedComparisonExpression( quantifiedComparison.getOperator(), quantifiedComparison.getQuantifier(), subPlan.translate(quantifiedComparison.getValue()).toSymbolReference(), subqueryPlan.translate(quantifiedSubquery).toSymbolReference()); Symbol coercedQuantifiedComparisonSymbol = symbolAllocator.newSymbol(coercedQuantifiedComparison, BOOLEAN); subPlan.getTranslations().put(quantifiedComparison, coercedQuantifiedComparisonSymbol); return appendApplyNode( subPlan, quantifiedComparison.getSubquery(), subqueryPlan.getRoot(), Assignments.of(coercedQuantifiedComparisonSymbol, coercedQuantifiedComparison), correlationAllowed); }
@Override public Node visitQuantifiedComparison(SqlBaseParser.QuantifiedComparisonContext context) { return new QuantifiedComparisonExpression( getLocation(context.comparisonOperator()), getComparisonOperator(((TerminalNode) context.comparisonOperator().getChild(0)).getSymbol()), getComparisonQuantifier(((TerminalNode) context.comparisonQuantifier().getChild(0)).getSymbol()), (Expression) visit(context.value), new SubqueryExpression(getLocation(context.query()), (Query) visit(context.query()))); }
@Override public Node visitQuantifiedComparison(SqlBaseParser.QuantifiedComparisonContext context) { return new QuantifiedComparisonExpression( getLocation(context.comparisonOperator()), getComparisonOperator(((TerminalNode) context.comparisonOperator().getChild(0)).getSymbol()), getComparisonQuantifier(((TerminalNode) context.comparisonQuantifier().getChild(0)).getSymbol()), (Expression) visit(context.value), new SubqueryExpression(getLocation(context.query()), (Query) visit(context.query()))); }
case ALL: QuantifiedComparisonExpression rewrittenAny = new QuantifiedComparisonExpression( EQUAL, Quantifier.ANY, case SOME: QuantifiedComparisonExpression rewrittenAll = new QuantifiedComparisonExpression( EQUAL, QuantifiedComparisonExpression.Quantifier.ALL,
case ALL: QuantifiedComparisonExpression rewrittenAny = new QuantifiedComparisonExpression( EQUAL, Quantifier.ANY, case SOME: QuantifiedComparisonExpression rewrittenAll = new QuantifiedComparisonExpression( EQUAL, QuantifiedComparisonExpression.Quantifier.ALL,
@Test public void testQuantifiedComparison() { assertExpression("col1 < ANY (SELECT col2 FROM table1)", new QuantifiedComparisonExpression( LESS_THAN, QuantifiedComparisonExpression.Quantifier.ANY, identifier("col1"), new SubqueryExpression(simpleQuery(selectList(new SingleColumn(identifier("col2"))), table(QualifiedName.of("table1")))))); assertExpression("col1 = ALL (VALUES ROW(1), ROW(2))", new QuantifiedComparisonExpression( ComparisonExpression.Operator.EQUAL, QuantifiedComparisonExpression.Quantifier.ALL, identifier("col1"), new SubqueryExpression(query(values(row(new LongLiteral("1")), row(new LongLiteral("2"))))))); assertExpression("col1 >= SOME (SELECT 10)", new QuantifiedComparisonExpression( ComparisonExpression.Operator.GREATER_THAN_OR_EQUAL, QuantifiedComparisonExpression.Quantifier.SOME, identifier("col1"), new SubqueryExpression(simpleQuery(selectList(new LongLiteral("10")))))); }