com.google.cloud.spanner.hibernate

Class SpannerUniqueDelegate

java.lang.Object

org.hibernate.dialect.unique.DefaultUniqueDelegate

com.google.cloud.spanner.hibernate.SpannerUniqueDelegate

All Implemented Interfaces:

org.hibernate.dialect.unique.UniqueDelegate

public class SpannerUniqueDelegate
extends org.hibernate.dialect.unique.DefaultUniqueDelegate

Hibernate implementer which generates unique index strings in DDL statements.

Field Summary

Fields inherited from class org.hibernate.dialect.unique.DefaultUniqueDelegate

dialect

Constructor Summary

Constructors

Constructor and Description
SpannerUniqueDelegate(org.hibernate.dialect.Dialect dialect) Constructs the Spanner unique delegate responsible for generating statements for building Unique indices.

Method Summary

Modifier and Type	Method and Description
String	getAlterTableToAddUniqueKeyCommand(org.hibernate.mapping.UniqueKey uniqueKey, org.hibernate.boot.Metadata metadata, org.hibernate.boot.model.relational.SqlStringGenerationContext context)
String	getAlterTableToDropUniqueKeyCommand(org.hibernate.mapping.UniqueKey uniqueKey, org.hibernate.boot.Metadata metadata, org.hibernate.boot.model.relational.SqlStringGenerationContext context)

Methods inherited from class org.hibernate.dialect.unique.DefaultUniqueDelegate

getColumnDefinitionUniquenessFragment, getDropUnique, getTableCreationUniqueConstraintsFragment, uniqueConstraintSql

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.unique.UniqueDelegate

getAlterTableToAddUniqueKeyCommand, getAlterTableToDropUniqueKeyCommand, getColumnDefinitionUniquenessFragment, getTableCreationUniqueConstraintsFragment

Constructor Detail

SpannerUniqueDelegate

public SpannerUniqueDelegate(org.hibernate.dialect.Dialect dialect)

Constructs the Spanner unique delegate responsible for generating statements for building Unique indices.

Parameters:

dialect - The dialect for which we are handling unique constraints

Method Detail

getAlterTableToAddUniqueKeyCommand

public String getAlterTableToAddUniqueKeyCommand(org.hibernate.mapping.UniqueKey uniqueKey,
                                                 org.hibernate.boot.Metadata metadata,
                                                 org.hibernate.boot.model.relational.SqlStringGenerationContext context)

Specified by:

getAlterTableToAddUniqueKeyCommand in interface org.hibernate.dialect.unique.UniqueDelegate

Overrides:

getAlterTableToAddUniqueKeyCommand in class org.hibernate.dialect.unique.DefaultUniqueDelegate

getAlterTableToDropUniqueKeyCommand

public String getAlterTableToDropUniqueKeyCommand(org.hibernate.mapping.UniqueKey uniqueKey,
                                                  org.hibernate.boot.Metadata metadata,
                                                  org.hibernate.boot.model.relational.SqlStringGenerationContext context)

Specified by:

getAlterTableToDropUniqueKeyCommand in interface org.hibernate.dialect.unique.UniqueDelegate

Overrides:

getAlterTableToDropUniqueKeyCommand in class org.hibernate.dialect.unique.DefaultUniqueDelegate