Class SpannerPostgreSQLArrayConcatElementFunction

java.lang.Object

org.hibernate.query.sqm.function.AbstractSqmFunctionDescriptor

org.hibernate.query.sqm.function.AbstractSqmSelfRenderingFunctionDescriptor

org.hibernate.dialect.function.array.ArrayConcatElementFunction

org.hibernate.dialect.function.array.SpannerPostgreSQLArrayConcatElementFunction

All Implemented Interfaces:

FunctionRenderer, SqmFunctionDescriptor

public class SpannerPostgreSQLArrayConcatElementFunction
extends ArrayConcatElementFunction

Spanner PostgreSQL variant of the function to properly return null when the array argument is null without generating casts which Spanner doesn't support.

Field Summary

Fields inherited from class ArrayConcatElementFunction

prepend

Constructor Summary

Constructors

Constructor	Description
SpannerPostgreSQLArrayConcatElementFunction(boolean prepend)

Method Summary

Modifier and Type	Method	Description
void	render(SqlAppender sqlAppender, List<? extends SqlAstNode> sqlAstArguments, ReturnableType<?> returnType, SqlAstTranslator<?> walker)

Methods inherited from class AbstractSqmSelfRenderingFunctionDescriptor

filterClauseSupported, generateSqmAggregateFunctionExpression, generateSqmFunctionExpression, generateSqmOrderedSetAggregateFunctionExpression, generateSqmWindowFunctionExpression, getFunctionKind

Methods inherited from class AbstractSqmFunctionDescriptor

generateAggregateSqmExpression, generateOrderedSetAggregateSqmExpression, generateSqmExpression, generateWindowSqmExpression, getArgumentListSignature, getArgumentsValidator, getArgumentTypeResolver, getName, getReturnSignature, getReturnTypeResolver, getSignature

Methods inherited from class Object

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

Methods inherited from interface FunctionRenderer

render, render, render, render

Methods inherited from interface SqmFunctionDescriptor

alwaysIncludesParentheses, generateSqmExpression, generateSqmExpression, isPredicate

Constructor Details

SpannerPostgreSQLArrayConcatElementFunction

public SpannerPostgreSQLArrayConcatElementFunction(boolean prepend)

Method Details

render

public void render(SqlAppender sqlAppender,
 List<? extends SqlAstNode> sqlAstArguments,
 ReturnableType<?> returnType,
 SqlAstTranslator<?> walker)

Specified by:

render in interface FunctionRenderer

Overrides:

render in class ArrayConcatElementFunction