public class OwComparisonPredicate extends OwPredicate
SQL AST node : <comparison predicate> syntax non-terminal as defined by the SQL grammar.
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Constructor and Description |
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OwComparisonPredicate(OwValueExpression valueExpression_p,
OwComparisonOperator operator_p,
OwLiteral literal_p) |
Modifier and Type | Method and Description |
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StringBuilder |
createPredicateSQLString() |
List<OwColumnQualifier> |
getColumnQualifiers() |
boolean |
isValid() |
createBooleanTestSQLString, isXCondition
asBooleanTest, createBooleanFactorSQLString
createBooleanTermSQLString
createSearchConditionSQLString
public OwComparisonPredicate(OwValueExpression valueExpression_p, OwComparisonOperator operator_p, OwLiteral literal_p)
valueExpression_p
- the value expression of this comparison terminal (left side operand)operator_p
- the operator of this predicateliteral_p
- the literal terminal of this comparison prdicatepublic StringBuilder createPredicateSQLString()
createPredicateSQLString
in class OwPredicate
StringBuilder
filled with the string representation of this non-terminalpublic boolean isValid()
false
if the literal terminal of this predicate is null-valued
true
otherwiseOwLiteral.isNull()
public List<OwColumnQualifier> getColumnQualifiers()
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