Package org.hibernate.dialect.identity

Class H2IdentityColumnSupport

java.lang.Object

org.hibernate.dialect.identity.IdentityColumnSupportImpl

org.hibernate.dialect.identity.H2IdentityColumnSupport

All Implemented Interfaces:

IdentityColumnSupport

Direct Known Subclasses:

H2FinalTableIdentityColumnSupport

public class H2IdentityColumnSupport
extends IdentityColumnSupportImpl

Field Summary

Fields

Modifier and Type	Field	Description
static H2IdentityColumnSupport	INSTANCE

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	H2IdentityColumnSupport()

Method Summary

Modifier and Type	Method	Description
java.lang.String	getIdentityColumnString(int type)	The syntax used during DDL to define a column as being an IDENTITY of a particular type.
java.lang.String	getIdentityInsertString()	The keyword used to insert a generated value into an identity column (or null).
java.lang.String	getIdentitySelectString(java.lang.String table, java.lang.String column, int type)	Get the select command to use to retrieve the last generated IDENTITY value for a particular table
boolean	supportsIdentityColumns()	Does this dialect support identity column key generation?

Methods inherited from class org.hibernate.dialect.identity.IdentityColumnSupportImpl

appendIdentitySelectToInsert, buildGetGeneratedKeysDelegate, hasDataTypeInIdentityColumn, supportsInsertSelectIdentity

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.hibernate.dialect.identity.IdentityColumnSupport

appendIdentitySelectToInsert

Field Detail

INSTANCE

public static final H2IdentityColumnSupport INSTANCE

Constructor Detail

H2IdentityColumnSupport

protected H2IdentityColumnSupport()

Method Detail

supportsIdentityColumns

public boolean supportsIdentityColumns()

Description copied from interface: IdentityColumnSupport

Does this dialect support identity column key generation?

Specified by:

supportsIdentityColumns in interface IdentityColumnSupport

Overrides:

supportsIdentityColumns in class IdentityColumnSupportImpl

Returns:

True if IDENTITY columns are supported; false otherwise.

getIdentityColumnString

public java.lang.String getIdentityColumnString(int type)

Description copied from interface: IdentityColumnSupport

The syntax used during DDL to define a column as being an IDENTITY of a particular type.

Specified by:

getIdentityColumnString in interface IdentityColumnSupport

Overrides:

getIdentityColumnString in class IdentityColumnSupportImpl

Parameters:

type - The Types type code.

Returns:

The appropriate DDL fragment.

getIdentitySelectString

public java.lang.String getIdentitySelectString(java.lang.String table,
                                                java.lang.String column,
                                                int type)

Description copied from interface: IdentityColumnSupport

Get the select command to use to retrieve the last generated IDENTITY value for a particular table

Specified by:

getIdentitySelectString in interface IdentityColumnSupport

Overrides:

getIdentitySelectString in class IdentityColumnSupportImpl

Parameters:

table - The table into which the insert was done

column - The PK column.

type - The Types type code.

Returns:

The appropriate select command

getIdentityInsertString

public java.lang.String getIdentityInsertString()

Description copied from interface: IdentityColumnSupport

The keyword used to insert a generated value into an identity column (or null). Need if the dialect does not support inserts that specify no column values.

Specified by:

getIdentityInsertString in interface IdentityColumnSupport

Overrides:

getIdentityInsertString in class IdentityColumnSupportImpl

Returns:

The appropriate keyword.