io.requery.sql.platform

Class Derby

java.lang.Object

io.requery.sql.platform.Generic

io.requery.sql.platform.Derby

All Implemented Interfaces:

Platform

public class Derby
extends Generic

platform configuration for Apache Derby.

Constructor Summary

Constructors

Constructor and Description
Derby()

Method Summary

Modifier and Type	Method and Description
void	addMappings(Mapping mapping) Given the attribute and FieldType allows the platform to replace the storage type with a platform specific one.
boolean	supportsGeneratedColumnsInPrepareStatement()
boolean	supportsIfExists()
boolean	supportsUpsert()

Methods inherited from class io.requery.sql.platform.Generic

generatedColumnDefinition, limitGenerator, orderByGenerator, supportsAddingConstraint, supportsGeneratedKeysInBatchUpdate, supportsInlineForeignKeyReference, toString, upsertGenerator, versionColumnDefinition

Methods inherited from class java.lang.Object

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

Constructor Detail

Derby

public Derby()

Method Detail

addMappings

public void addMappings(Mapping mapping)

Description copied from interface: Platform

Given the attribute and FieldType allows the platform to replace the storage type with a platform specific one. Substitution occurs both for table generation and entity property conversion.

Specified by:

addMappings in interface Platform

Overrides:

addMappings in class Generic

Parameters:

mapping - mapping containing type information of what is being read or written.

supportsIfExists

public boolean supportsIfExists()

Specified by:

supportsIfExists in interface Platform

Overrides:

supportsIfExists in class Generic

Returns:

true if the database supports the 'if exists' syntax in the create table/index, drop DDL statements.

supportsGeneratedColumnsInPrepareStatement

public boolean supportsGeneratedColumnsInPrepareStatement()

Specified by:

supportsGeneratedColumnsInPrepareStatement in interface Platform

Overrides:

supportsGeneratedColumnsInPrepareStatement in class Generic

Returns:

true if the JDBC Connection.prepareStatement(String, String[]) method should be used to get the generated key set when inserting records.

supportsUpsert

public boolean supportsUpsert()

Specified by:

supportsUpsert in interface Platform

Overrides:

supportsUpsert in class Generic

Returns:

true if the platform supports an upsert (insert or update) operation either via merge or an alternate syntax that is defined in Platform.upsertGenerator()