org.h2.expression
Class Condition

java.lang.Object
  org.h2.expression.Expression
      org.h2.expression.Condition

Direct Known Subclasses:

CompareLike, Comparison, ConditionAndOr, ConditionExists, ConditionIn, ConditionInSelect, ConditionNot

public abstract class Condition
extends Expression

Represents a condition returning a boolean value, or NULL.

Constructor Summary

Condition()

Method Summary

int	getDisplaySize() Get the display size of this expression.
long	getPrecision() Get the precision of this expression.
int	getScale() Get the scale of this expression.
int	getType() Return the data type.

Methods inherited from class org.h2.expression.Expression

addFilterConditions, createIndexConditions, getAlias, getBooleanValue, getColumnName, getCost, getNonAliasExpression, getNotIfPossible, getNullable, getSchemaName, getSQL, getTableAlias, getTableName, getValue, isAutoIncrement, isConstant, isEverything, isEverything, isValueSet, isWildcard, mapColumns, optimize, optimizeInJoin, setEvaluatable, toString, updateAggregate

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

Condition

public Condition()

Method Detail

getType

public int getType()

Description copied from class: Expression

Return the data type. The data type may not be known before the optimization phase.

Specified by:

getType in class Expression

Returns:

the type

getScale

public int getScale()

Description copied from class: Expression

Get the scale of this expression.

Specified by:

getScale in class Expression

Returns:

the scale

getPrecision

public long getPrecision()

Description copied from class: Expression

Get the precision of this expression.

Specified by:

getPrecision in class Expression

Returns:

the precision

getDisplaySize

public int getDisplaySize()

Description copied from class: Expression

Get the display size of this expression.

Specified by:

getDisplaySize in class Expression

Returns:

the display size