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org.hibernate.dialect.identity

public Class DB2IdentityColumnSupport

extends IdentityColumnSupportImpl
Class Inheritance
Known Direct Subclasses
org.hibernate.dialect.identity.DB2zIdentityColumnSupport
Author
Andrea Boriero

Field Summary

Modifier and TypeField and Description
public static final DB2IdentityColumnSupport
INSTANCE

Hides org.hibernate.dialect.identity.IdentityColumnSupportImpl.INSTANCE.

Constructor Summary

AccessConstructor and Description
public
DB2IdentityColumnSupport()

Method Summary

Modifier and TypeMethod and Description
public String
appendIdentitySelectToInsert(String
The name of the identity column
identityColumnName, String
The insert command
insertString)

Overrides default org.hibernate.dialect.identity.IdentityColumnSupport.appendIdentitySelectToInsert.

Provided we supportsInsertSelectIdentity, then attach the "select identity" clause to the insert statement.
public String
getIdentityColumnString(int
The java.sql.Types type code.
type)

Overrides org.hibernate.dialect.identity.IdentityColumnSupportImpl.getIdentityColumnString.

Implements org.hibernate.dialect.identity.IdentityColumnSupport.getIdentityColumnString.

The syntax used during DDL to define a column as being an IDENTITY of a particular type.
public String
getIdentityInsertString()

Overrides org.hibernate.dialect.identity.IdentityColumnSupportImpl.getIdentityInsertString.

Implements org.hibernate.dialect.identity.IdentityColumnSupport.getIdentityInsertString.

The keyword used to insert a generated value into an identity column (or null).
public String
getIdentitySelectString(String
The table into which the insert was done
table, String
The PK column.
column, int
The java.sql.Types type code.
type)

Overrides org.hibernate.dialect.identity.IdentityColumnSupportImpl.getIdentitySelectString.

Implements org.hibernate.dialect.identity.IdentityColumnSupport.getIdentitySelectString.

Get the select command to use to retrieve the last generated IDENTITY value for a particular table
public boolean
supportsIdentityColumns()

Overrides org.hibernate.dialect.identity.IdentityColumnSupportImpl.supportsIdentityColumns.

Implements org.hibernate.dialect.identity.IdentityColumnSupport.supportsIdentityColumns.

Does this dialect support identity column key generation?
public boolean
supportsInsertSelectIdentity()

Overrides org.hibernate.dialect.identity.IdentityColumnSupportImpl.supportsInsertSelectIdentity.

Implements org.hibernate.dialect.identity.IdentityColumnSupport.supportsInsertSelectIdentity.

Does the dialect support some form of inserting and selecting the generated IDENTITY value all in the same statement.
Inherited from org.hibernate.dialect.identity.IdentityColumnSupportImpl:
appendIdentitySelectToInsertbuildGetGeneratedKeysDelegatehasDataTypeInIdentityColumn

Field Detail

INSTANCEback to summary
public static final DB2IdentityColumnSupport INSTANCE

Hides org.hibernate.dialect.identity.IdentityColumnSupportImpl.INSTANCE.

Constructor Detail

DB2IdentityColumnSupportback to summary
public DB2IdentityColumnSupport()

Method Detail

appendIdentitySelectToInsertback to summary
public String appendIdentitySelectToInsert(String identityColumnName, String insertString)

Overrides default org.hibernate.dialect.identity.IdentityColumnSupport.appendIdentitySelectToInsert.

Doc from org.hibernate.dialect.identity.IdentityColumnSupport.appendIdentitySelectToInsert.

Provided we supportsInsertSelectIdentity, then attach the "select identity" clause to the insert statement.

Note, if supportsInsertSelectIdentity == false then the insert-string should be returned without modification.

Parameters
identityColumnName:String

The name of the identity column

insertString:String

The insert command

Returns:String

The insert command with any necessary identity select clause attached.

Annotations
@Override
getIdentityColumnStringback to summary
public String getIdentityColumnString(int type)

Overrides org.hibernate.dialect.identity.IdentityColumnSupportImpl.getIdentityColumnString.

Implements org.hibernate.dialect.identity.IdentityColumnSupport.getIdentityColumnString.

Doc from org.hibernate.dialect.identity.IdentityColumnSupport.getIdentityColumnString.

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

Parameters
type:int

The java.sql.Types type code.

Returns:String

The appropriate DDL fragment.

Annotations
@Override
getIdentityInsertStringback to summary
public String getIdentityInsertString()

Overrides org.hibernate.dialect.identity.IdentityColumnSupportImpl.getIdentityInsertString.

Implements org.hibernate.dialect.identity.IdentityColumnSupport.getIdentityInsertString.

Doc from org.hibernate.dialect.identity.IdentityColumnSupport.getIdentityInsertString.

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.

Returns:String

The appropriate keyword.

Annotations
@Override
getIdentitySelectStringback to summary
public String getIdentitySelectString(String table, String column, int type)

Overrides org.hibernate.dialect.identity.IdentityColumnSupportImpl.getIdentitySelectString.

Implements org.hibernate.dialect.identity.IdentityColumnSupport.getIdentitySelectString.

Doc from org.hibernate.dialect.identity.IdentityColumnSupport.getIdentitySelectString.

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

Parameters
table:String

The table into which the insert was done

column:String

The PK column.

type:int

The java.sql.Types type code.

Returns:String

The appropriate select command

Annotations
@Override
supportsIdentityColumnsback to summary
public boolean supportsIdentityColumns()

Overrides org.hibernate.dialect.identity.IdentityColumnSupportImpl.supportsIdentityColumns.

Implements org.hibernate.dialect.identity.IdentityColumnSupport.supportsIdentityColumns.

Doc from org.hibernate.dialect.identity.IdentityColumnSupport.supportsIdentityColumns.

Does this dialect support identity column key generation?

Returns:boolean

True if IDENTITY columns are supported; false otherwise.

Annotations
@Override
supportsInsertSelectIdentityback to summary
public boolean supportsInsertSelectIdentity()

Overrides org.hibernate.dialect.identity.IdentityColumnSupportImpl.supportsInsertSelectIdentity.

Implements org.hibernate.dialect.identity.IdentityColumnSupport.supportsInsertSelectIdentity.

Doc from org.hibernate.dialect.identity.IdentityColumnSupport.supportsInsertSelectIdentity.

Does the dialect support some form of inserting and selecting the generated IDENTITY value all in the same statement.

Returns:boolean

True if the dialect supports selecting the just generated IDENTITY in the insert statement.

Annotations
@Override