io.requery.sql.gen

Class UpsertMergeGenerator

java.lang.Object

io.requery.sql.gen.UpsertMergeGenerator

All Implemented Interfaces:

Generator<Map<Expression<?>,Object>>

public class UpsertMergeGenerator
extends Object
implements Generator<Map<Expression<?>,Object>>

Performs an upsert (insert/update) using the SQL standard MERGE statement. This is the most portable type of upsert.

Field Summary

Fields

Modifier and Type	Field and Description
protected String	alias

Constructor Summary

Constructors

Constructor and Description
UpsertMergeGenerator()

Method Summary

Modifier and Type	Method and Description
protected void	appendUsing(Output writer, Map<Expression<?>,Object> values)
void	write(Output output, Map<Expression<?>,Object> values)

Methods inherited from class java.lang.Object

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

Field Detail

alias

protected final String alias

See Also:

Constant Field Values

Constructor Detail

UpsertMergeGenerator

public UpsertMergeGenerator()

Method Detail

write

public void write(Output output,
                  Map<Expression<?>,Object> values)

Specified by:

write in interface Generator<Map<Expression<?>,Object>>

appendUsing

protected void appendUsing(Output writer,
                           Map<Expression<?>,Object> values)