Package com.facebook.presto.sql.tree

Examples of com.facebook.presto.sql.tree.IsNullPredicate

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        return new ComparisonExpression(ComparisonExpression.Type.GREATER_THAN, expression1, expression2);
    }

    private static IsNullPredicate isNull(Expression expression)
    {
        return new IsNullPredicate(expression);
    }
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        return new ComparisonExpression(ComparisonExpression.Type.GREATER_THAN, expression1, expression2);
    }

    private static IsNullPredicate isNull(Expression expression)
    {
        return new IsNullPredicate(expression);
    }
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        protected Object visitIsNullPredicate(IsNullPredicate node, Object context)
        {
            Object value = process(node.getValue(), context);

            if (value instanceof Expression) {
                return new IsNullPredicate(toExpression(value, expressionTypes.get(node.getValue())));
            }

            return value == null;
        }
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                    return expression;
                }

                ImmutableList.Builder<Expression> nullConjuncts = ImmutableList.builder();
                for (Symbol symbol : symbols) {
                    nullConjuncts.add(new IsNullPredicate(new QualifiedNameReference(symbol.toQualifiedName())));
                }
                return or(expression, and(nullConjuncts.build()));
            }
        };
    }
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        return new ComparisonExpression(ComparisonExpression.Type.GREATER_THAN, expression1, expression2);
    }

    private static IsNullPredicate isNull(Expression expression)
    {
        return new IsNullPredicate(expression);
    }
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        return new ComparisonExpression(ComparisonExpression.Type.GREATER_THAN, expression1, expression2);
    }

    private static IsNullPredicate isNull(Expression expression)
    {
        return new IsNullPredicate(expression);
    }
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        return comparison(IS_DISTINCT_FROM, reference(symbol), expression);
    }

    private static Expression isNotNull(Symbol symbol)
    {
        return new NotExpression(new IsNullPredicate(reference(symbol)));
    }
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        return new NotExpression(new IsNullPredicate(reference(symbol)));
    }

    private static IsNullPredicate isNull(Symbol symbol)
    {
        return new IsNullPredicate(reference(symbol));
    }
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        return new IsNotNullPredicate(reference(symbol));
    }

    private static IsNullPredicate isNull(Symbol symbol)
    {
        return new IsNullPredicate(reference(symbol));
    }
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        protected Object visitIsNullPredicate(IsNullPredicate node, Object context)
        {
            Object value = process(node.getValue(), context);

            if (value instanceof Expression) {
                return new IsNullPredicate(toExpression(value, expressionTypes.get(node.getValue())));
            }

            return value == null;
        }
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Related Classes of com.facebook.presto.sql.tree.IsNullPredicate

  • com.facebook.presto.sql.ExpressionUtils
  • com.facebook.presto.sql.planner.DomainTranslator
  • com.facebook.presto.sql.planner.ExpressionInterpreter$Visitor
  • com.facebook.presto.sql.planner.optimizations.CanonicalizeExpressions$CanonicalizeExpressionRewriter
  • com.facebook.presto.sql.planner.TestDomainTranslator
  • com.facebook.presto.sql.planner.TestEffectivePredicateExtractor
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