org.springframework.data.relational.core.dialect

Interface IdGeneration

public interface IdGeneration

Describes how obtaining generated ids after an insert works for a given JDBC driver.

Since:

2.1

Author:

Jens Schauder, Chirag Tailor

Field Summary

Fields

Modifier and Type	Field and Description
static IdGeneration	DEFAULT A default instance working for many databases and equivalent to Spring Data JDBCs behavior before version 2.1.

Method Summary

Modifier and Type	Method and Description
default boolean	driverRequiresKeyColumnNames() Does the driver require the specification of those columns for which a generated id shall be returned.
default boolean	supportedForBatchOperations() Does the driver support id generation for batch operations.

Field Detail

DEFAULT

static final IdGeneration DEFAULT

A default instance working for many databases and equivalent to Spring Data JDBCs behavior before version 2.1.

Method Detail

driverRequiresKeyColumnNames

default boolean driverRequiresKeyColumnNames()

Does the driver require the specification of those columns for which a generated id shall be returned.

This should be false for most dialects. One notable exception is Oracle.

Returns:

true if the a list of column names should get passed to the JDBC driver for which ids shall be generated.

See Also:

Connection.prepareStatement(String, String[])

supportedForBatchOperations

default boolean supportedForBatchOperations()

Does the driver support id generation for batch operations.

This should be true for most dialects, except DB2 and SqlServer.

Returns:

true if the JDBC driver supports generated keys for batch operations.

Since:

2.4

See Also:

Statement.getGeneratedKeys()