Examples with InPredicate com.facebook.presto.sql.tree.InPredicate used on opensource projects

Example 11 with InPredicate

use of com.facebook.presto.sql.tree.InPredicate in project presto by prestodb.

the class TestDomainTranslator method testFromUnprocessableInPredicate.

@Test
public void testFromUnprocessableInPredicate() throws Exception {
    Expression originalExpression = new InPredicate(unprocessableExpression1(C_BIGINT), new InListExpression(ImmutableList.of(TRUE_LITERAL)));
    ExtractionResult result = fromPredicate(originalExpression);
    assertEquals(result.getRemainingExpression(), originalExpression);
    assertTrue(result.getTupleDomain().isAll());
    originalExpression = new InPredicate(C_BOOLEAN.toSymbolReference(), new InListExpression(ImmutableList.of(unprocessableExpression1(C_BOOLEAN))));
    result = fromPredicate(originalExpression);
    assertEquals(result.getRemainingExpression(), equal(C_BOOLEAN, unprocessableExpression1(C_BOOLEAN)));
    assertTrue(result.getTupleDomain().isAll());
    originalExpression = new InPredicate(C_BOOLEAN.toSymbolReference(), new InListExpression(ImmutableList.of(TRUE_LITERAL, unprocessableExpression1(C_BOOLEAN))));
    result = fromPredicate(originalExpression);
    assertEquals(result.getRemainingExpression(), or(equal(C_BOOLEAN, TRUE_LITERAL), equal(C_BOOLEAN, unprocessableExpression1(C_BOOLEAN))));
    assertTrue(result.getTupleDomain().isAll());
    // Test complement
    originalExpression = not(new InPredicate(C_BOOLEAN.toSymbolReference(), new InListExpression(ImmutableList.of(unprocessableExpression1(C_BOOLEAN)))));
    result = fromPredicate(originalExpression);
    assertEquals(result.getRemainingExpression(), not(equal(C_BOOLEAN, unprocessableExpression1(C_BOOLEAN))));
    assertTrue(result.getTupleDomain().isAll());
}

Example 12 with InPredicate

use of com.facebook.presto.sql.tree.InPredicate in project presto by prestodb.

the class TreePrinter method print.

public void print(Node root) {
    AstVisitor<Void, Integer> printer = new DefaultTraversalVisitor<Void, Integer>() {

        @Override
        protected Void visitNode(Node node, Integer indentLevel) {
            throw new UnsupportedOperationException("not yet implemented: " + node);
        }

        @Override
        protected Void visitQuery(Query node, Integer indentLevel) {
            print(indentLevel, "Query ");
            indentLevel++;
            print(indentLevel, "QueryBody");
            process(node.getQueryBody(), indentLevel);
            if (node.getOrderBy().isPresent()) {
                print(indentLevel, "OrderBy");
                process(node.getOrderBy().get(), indentLevel + 1);
            }
            if (node.getLimit().isPresent()) {
                print(indentLevel, "Limit: " + node.getLimit().get());
            }
            return null;
        }

        @Override
        protected Void visitQuerySpecification(QuerySpecification node, Integer indentLevel) {
            print(indentLevel, "QuerySpecification ");
            indentLevel++;
            process(node.getSelect(), indentLevel);
            if (node.getFrom().isPresent()) {
                print(indentLevel, "From");
                process(node.getFrom().get(), indentLevel + 1);
            }
            if (node.getWhere().isPresent()) {
                print(indentLevel, "Where");
                process(node.getWhere().get(), indentLevel + 1);
            }
            if (node.getGroupBy().isPresent()) {
                String distinct = "";
                if (node.getGroupBy().get().isDistinct()) {
                    distinct = "[DISTINCT]";
                }
                print(indentLevel, "GroupBy" + distinct);
                for (GroupingElement groupingElement : node.getGroupBy().get().getGroupingElements()) {
                    print(indentLevel, "SimpleGroupBy");
                    if (groupingElement instanceof SimpleGroupBy) {
                        for (Expression column : groupingElement.getExpressions()) {
                            process(column, indentLevel + 1);
                        }
                    } else if (groupingElement instanceof GroupingSets) {
                        print(indentLevel + 1, "GroupingSets");
                        for (List<Expression> set : ((GroupingSets) groupingElement).getSets()) {
                            print(indentLevel + 2, "GroupingSet[");
                            for (Expression expression : set) {
                                process(expression, indentLevel + 3);
                            }
                            print(indentLevel + 2, "]");
                        }
                    } else if (groupingElement instanceof Cube) {
                        print(indentLevel + 1, "Cube");
                        for (Expression column : groupingElement.getExpressions()) {
                            process(column, indentLevel + 1);
                        }
                    } else if (groupingElement instanceof Rollup) {
                        print(indentLevel + 1, "Rollup");
                        for (Expression column : groupingElement.getExpressions()) {
                            process(column, indentLevel + 1);
                        }
                    }
                }
            }
            if (node.getHaving().isPresent()) {
                print(indentLevel, "Having");
                process(node.getHaving().get(), indentLevel + 1);
            }
            if (node.getOrderBy().isPresent()) {
                print(indentLevel, "OrderBy");
                process(node.getOrderBy().get(), indentLevel + 1);
            }
            if (node.getLimit().isPresent()) {
                print(indentLevel, "Limit: " + node.getLimit().get());
            }
            return null;
        }

        protected Void visitOrderBy(OrderBy node, Integer indentLevel) {
            for (SortItem sortItem : node.getSortItems()) {
                process(sortItem, indentLevel);
            }
            return null;
        }

        @Override
        protected Void visitSelect(Select node, Integer indentLevel) {
            String distinct = "";
            if (node.isDistinct()) {
                distinct = "[DISTINCT]";
            }
            print(indentLevel, "Select" + distinct);
            // visit children
            super.visitSelect(node, indentLevel + 1);
            return null;
        }

        @Override
        protected Void visitAllColumns(AllColumns node, Integer indent) {
            if (node.getPrefix().isPresent()) {
                print(indent, node.getPrefix() + ".*");
            } else {
                print(indent, "*");
            }
            return null;
        }

        @Override
        protected Void visitSingleColumn(SingleColumn node, Integer indent) {
            if (node.getAlias().isPresent()) {
                print(indent, "Alias: " + node.getAlias().get());
            }
            // visit children
            super.visitSingleColumn(node, indent + 1);
            return null;
        }

        @Override
        protected Void visitComparisonExpression(ComparisonExpression node, Integer indentLevel) {
            print(indentLevel, node.getOperator().toString());
            super.visitComparisonExpression(node, indentLevel + 1);
            return null;
        }

        @Override
        protected Void visitArithmeticBinary(ArithmeticBinaryExpression node, Integer indentLevel) {
            print(indentLevel, node.getOperator().toString());
            super.visitArithmeticBinary(node, indentLevel + 1);
            return null;
        }

        @Override
        protected Void visitLogicalBinaryExpression(LogicalBinaryExpression node, Integer indentLevel) {
            print(indentLevel, node.getOperator().toString());
            super.visitLogicalBinaryExpression(node, indentLevel + 1);
            return null;
        }

        @Override
        protected Void visitStringLiteral(StringLiteral node, Integer indentLevel) {
            print(indentLevel, "String[" + node.getValue() + "]");
            return null;
        }

        @Override
        protected Void visitBinaryLiteral(BinaryLiteral node, Integer indentLevel) {
            print(indentLevel, "Binary[" + node.toHexString() + "]");
            return null;
        }

        @Override
        protected Void visitBooleanLiteral(BooleanLiteral node, Integer indentLevel) {
            print(indentLevel, "Boolean[" + node.getValue() + "]");
            return null;
        }

        @Override
        protected Void visitLongLiteral(LongLiteral node, Integer indentLevel) {
            print(indentLevel, "Long[" + node.getValue() + "]");
            return null;
        }

        @Override
        protected Void visitLikePredicate(LikePredicate node, Integer indentLevel) {
            print(indentLevel, "LIKE");
            super.visitLikePredicate(node, indentLevel + 1);
            return null;
        }

        @Override
        protected Void visitIdentifier(Identifier node, Integer indentLevel) {
            QualifiedName resolved = resolvedNameReferences.get(node);
            String resolvedName = "";
            if (resolved != null) {
                resolvedName = "=>" + resolved.toString();
            }
            print(indentLevel, "Identifier[" + node.getValue() + resolvedName + "]");
            return null;
        }

        @Override
        protected Void visitDereferenceExpression(DereferenceExpression node, Integer indentLevel) {
            QualifiedName resolved = resolvedNameReferences.get(node);
            String resolvedName = "";
            if (resolved != null) {
                resolvedName = "=>" + resolved.toString();
            }
            print(indentLevel, "DereferenceExpression[" + node + resolvedName + "]");
            return null;
        }

        @Override
        protected Void visitFunctionCall(FunctionCall node, Integer indentLevel) {
            String name = Joiner.on('.').join(node.getName().getParts());
            print(indentLevel, "FunctionCall[" + name + "]");
            super.visitFunctionCall(node, indentLevel + 1);
            return null;
        }

        @Override
        protected Void visitTable(Table node, Integer indentLevel) {
            String name = Joiner.on('.').join(node.getName().getParts());
            print(indentLevel, "Table[" + name + "]");
            return null;
        }

        @Override
        protected Void visitValues(Values node, Integer indentLevel) {
            print(indentLevel, "Values");
            super.visitValues(node, indentLevel + 1);
            return null;
        }

        @Override
        protected Void visitRow(Row node, Integer indentLevel) {
            print(indentLevel, "Row");
            super.visitRow(node, indentLevel + 1);
            return null;
        }

        @Override
        protected Void visitAliasedRelation(AliasedRelation node, Integer indentLevel) {
            print(indentLevel, "Alias[" + node.getAlias() + "]");
            super.visitAliasedRelation(node, indentLevel + 1);
            return null;
        }

        @Override
        protected Void visitSampledRelation(SampledRelation node, Integer indentLevel) {
            print(indentLevel, "TABLESAMPLE[" + node.getType() + " (" + node.getSamplePercentage() + ")]");
            super.visitSampledRelation(node, indentLevel + 1);
            return null;
        }

        @Override
        protected Void visitTableSubquery(TableSubquery node, Integer indentLevel) {
            print(indentLevel, "SubQuery");
            super.visitTableSubquery(node, indentLevel + 1);
            return null;
        }

        @Override
        protected Void visitInPredicate(InPredicate node, Integer indentLevel) {
            print(indentLevel, "IN");
            super.visitInPredicate(node, indentLevel + 1);
            return null;
        }

        @Override
        protected Void visitSubqueryExpression(SubqueryExpression node, Integer indentLevel) {
            print(indentLevel, "SubQuery");
            super.visitSubqueryExpression(node, indentLevel + 1);
            return null;
        }
    };
    printer.process(root, 0);
}

Example 13 with InPredicate

use of com.facebook.presto.sql.tree.InPredicate in project presto by prestodb.

the class TransformUncorrelatedInPredicateSubqueryToSemiJoin method apply.

@Override
public Result apply(ApplyNode applyNode, Captures captures, Context context) {
    if (applyNode.getSubqueryAssignments().size() != 1) {
        return Result.empty();
    }
    Expression expression = castToExpression(getOnlyElement(applyNode.getSubqueryAssignments().getExpressions()));
    if (!(expression instanceof InPredicate)) {
        return Result.empty();
    }
    InPredicate inPredicate = (InPredicate) expression;
    VariableReferenceExpression semiJoinVariable = getOnlyElement(applyNode.getSubqueryAssignments().getVariables());
    SemiJoinNode replacement = new SemiJoinNode(applyNode.getSourceLocation(), context.getIdAllocator().getNextId(), applyNode.getInput(), applyNode.getSubquery(), context.getVariableAllocator().toVariableReference(inPredicate.getValue()), context.getVariableAllocator().toVariableReference(inPredicate.getValueList()), semiJoinVariable, Optional.empty(), Optional.empty(), Optional.empty(), ImmutableMap.of());
    return Result.ofPlanNode(replacement);
}

Example 14 with InPredicate

use of com.facebook.presto.sql.tree.InPredicate in project presto by prestodb.

the class TestExpressionDomainTranslator method testFromUnprocessableInPredicate.

@Test
public void testFromUnprocessableInPredicate() {
    assertUnsupportedPredicate(new InPredicate(unprocessableExpression1(C_BIGINT), new InListExpression(ImmutableList.of(TRUE_LITERAL))));
    assertUnsupportedPredicate(new InPredicate(new SymbolReference(C_BOOLEAN), new InListExpression(ImmutableList.of(unprocessableExpression1(C_BOOLEAN)))));
    assertUnsupportedPredicate(new InPredicate(new SymbolReference(C_BOOLEAN), new InListExpression(ImmutableList.of(TRUE_LITERAL, unprocessableExpression1(C_BOOLEAN)))));
    assertUnsupportedPredicate(not(new InPredicate(new SymbolReference(C_BOOLEAN), new InListExpression(ImmutableList.of(unprocessableExpression1(C_BOOLEAN))))));
}

Example 15 with InPredicate

use of com.facebook.presto.sql.tree.InPredicate in project presto by prestodb.

the class TestExpressionDomainTranslator method testFromInPredicateWithCastsAndNulls.

@Test
public void testFromInPredicateWithCastsAndNulls() {
    assertPredicateIsAlwaysFalse(new InPredicate(new SymbolReference(C_BIGINT), new InListExpression(ImmutableList.of(cast(toExpression(null, SMALLINT), BIGINT)))));
    assertUnsupportedPredicate(not(new InPredicate(cast(C_SMALLINT, BIGINT), new InListExpression(ImmutableList.of(toExpression(null, BIGINT))))));
    assertPredicateTranslates(new InPredicate(new SymbolReference(C_BIGINT), new InListExpression(ImmutableList.of(cast(toExpression(null, SMALLINT), BIGINT), toExpression(1L, BIGINT)))), withColumnDomains(ImmutableMap.of(C_BIGINT, Domain.create(ValueSet.ofRanges(Range.equal(BIGINT, 1L)), false))));
    assertPredicateIsAlwaysFalse(not(new InPredicate(new SymbolReference(C_BIGINT), new InListExpression(ImmutableList.of(cast(toExpression(null, SMALLINT), BIGINT), toExpression(1L, SMALLINT))))));
}