org.hotrod.runtime.livesql.expressions.aggregations

Class StringAggregationFunction

java.lang.Object

org.hotrod.runtime.livesql.expressions.Expression<T>

org.hotrod.runtime.livesql.expressions.aggregations.AggregationFunction<T>

org.hotrod.runtime.livesql.expressions.analytics.WindowableAggregationFunction<java.lang.String>

org.hotrod.runtime.livesql.expressions.aggregations.StringAggregationFunction

All Implemented Interfaces:

WindowableFunction<java.lang.String>, ResultSetColumn

Direct Known Subclasses:

GroupConcat, StringMax, StringMin

public abstract class StringAggregationFunction
extends WindowableAggregationFunction<java.lang.String>

Field Summary

Fields

Modifier and Type	Field and Description
protected Expression<java.lang.String>	expression

Fields inherited from class org.hotrod.runtime.livesql.expressions.Expression

PRECEDENCE_AND, PRECEDENCE_ANY_ALL_EQ_NE_LT_LE_GT_GE, PRECEDENCE_BETWEEN, PRECEDENCE_CASE, PRECEDENCE_COLUMN, PRECEDENCE_EQ_NE_LT_LE_GT_GE, PRECEDENCE_EXISTS, PRECEDENCE_FUNCTION, PRECEDENCE_IN, PRECEDENCE_IS_NULL, PRECEDENCE_LIKE, PRECEDENCE_LITERAL, PRECEDENCE_MULT_DIV_MOD, PRECEDENCE_NOT, PRECEDENCE_OR, PRECEDENCE_PARENTHESIS, PRECEDENCE_PLUS_MINUS, PRECEDENCE_TUPLE, PRECEDENCE_UNARY_MINUS

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	StringAggregationFunction(java.lang.String functionName, Expression<java.lang.String> expression)

Method Summary

Modifier and Type	Method and Description
void	designateAliases(AbstractSelect.AliasGenerator ag)
void	renderTo(QueryWriter w)
void	validateTableReferences(AbstractSelect.TableReferences tableReferences, AbstractSelect.AliasGenerator ag)

Methods inherited from class org.hotrod.runtime.livesql.expressions.analytics.WindowableAggregationFunction

over, renderBaseTo

Methods inherited from class org.hotrod.runtime.livesql.expressions.Expression

as, asc, between, between, between, between, desc, eq, eq, eqAll, eqAny, ge, ge, geAll, geAny, getPrecedence, gt, gt, gtAll, gtAny, in, in, in, isNotNull, isNull, le, le, leAll, leAny, lt, lt, ltAll, ltAny, ne, ne, neAll, neAny, notBetween, notBetween, notBetween, notBetween, notIn, notIn, notIn, renderInner, setPrecedence

Methods inherited from class java.lang.Object

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

Field Detail

expression

protected Expression<java.lang.String> expression

Constructor Detail

StringAggregationFunction

protected StringAggregationFunction(java.lang.String functionName,
                                    Expression<java.lang.String> expression)

Method Detail

renderTo

public void renderTo(QueryWriter w)

Specified by:

renderTo in interface ResultSetColumn

Specified by:

renderTo in class Expression<java.lang.String>

validateTableReferences

public void validateTableReferences(AbstractSelect.TableReferences tableReferences,
                                    AbstractSelect.AliasGenerator ag)

Specified by:

validateTableReferences in class Expression<java.lang.String>

designateAliases

public void designateAliases(AbstractSelect.AliasGenerator ag)

Specified by:

designateAliases in class Expression<java.lang.String>