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java.lang.Objectorg.h2.expression.Expression
org.h2.expression.ConditionNot
public class ConditionNot
A NOT condition.
| Constructor Summary | |
|---|---|
ConditionNot(Expression condition)
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| Method Summary | |
|---|---|
void |
addFilterConditions(TableFilter filter,
boolean outerJoin)
Add conditions to a table filter if they can be evaluated. |
int |
getCost()
Estimate the cost to process the expression. |
int |
getDisplaySize()
Get the display size of this expression. |
Expression |
getNotIfPossible(Session session)
If it is possible, return the negated expression. |
long |
getPrecision()
Get the precision of this expression. |
int |
getScale()
Get the scale of this expression. |
java.lang.String |
getSQL()
Get the SQL statement of this expression. |
int |
getType()
Return the data type. |
Value |
getValue(Session session)
Return the resulting value for the current row. |
boolean |
isEverything(ExpressionVisitor visitor)
Check if this expression and all sub-expressions can fulfill a criteria. |
void |
mapColumns(ColumnResolver resolver,
int level)
Map the columns of the resolver to expression columns. |
Expression |
optimize(Session session)
Try to optimize the expression. |
void |
setEvaluatable(TableFilter tableFilter,
boolean b)
Tell the expression columns whether the table filter can return values now. |
void |
updateAggregate(Session session)
Update an aggregate value. |
| Methods inherited from class org.h2.expression.Expression |
|---|
createIndexConditions, getAlias, getBooleanValue, getColumnName, getExpressionColumns, getExpressionColumns, getNonAliasExpression, getNullable, getSchemaName, getTableAlias, getTableName, isAutoIncrement, isConstant, isValueSet, isWildcard, toString |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
| Constructor Detail |
|---|
public ConditionNot(Expression condition)
| Method Detail |
|---|
public Expression getNotIfPossible(Session session)
Expression
getNotIfPossible in class Expressionsession - the session
public Value getValue(Session session)
Expression
getValue in class Expressionsession - the session
public void mapColumns(ColumnResolver resolver,
int level)
Expression
mapColumns in class Expressionresolver - the column resolverlevel - the subquery nesting levelpublic Expression optimize(Session session)
Expression
optimize in class Expressionsession - the session
public void setEvaluatable(TableFilter tableFilter,
boolean b)
Expression
setEvaluatable in class ExpressiontableFilter - the table filterb - true if the table filter can return valuepublic java.lang.String getSQL()
Expression
getSQL in class Expressionpublic void updateAggregate(Session session)
Expression
updateAggregate in class Expressionsession - the session
public void addFilterConditions(TableFilter filter,
boolean outerJoin)
Expression
addFilterConditions in class Expressionfilter - the table filterouterJoin - if the expression is part of an outer joinpublic boolean isEverything(ExpressionVisitor visitor)
Expression
isEverything in class Expressionvisitor - the visitor
public int getCost()
Expression
getCost in class Expressionpublic int getType()
Expression
getType in class Expressionpublic int getScale()
Expression
getScale in class Expressionpublic long getPrecision()
Expression
getPrecision in class Expressionpublic int getDisplaySize()
Expression
getDisplaySize in class Expression
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