sf.database.dbinfo

Class DdlGeneratorImpl

java.lang.Object

sf.database.dbinfo.DdlGeneratorImpl

All Implemented Interfaces:

DdlGenerator

public class DdlGeneratorImpl
extends Object
implements DdlGenerator

Constructor Summary

Constructors

Constructor and Description
DdlGeneratorImpl(DBDialect profile)

Method Summary

Modifier and Type	Method and Description
String	addConstraint(Constraint con)
String	addIndex(IndexDef index, TableMapping meta, String tablename)
String	deleteConstraint(Constraint con) 生成删除约束的语句(与getDropConstraintSql有所不同)
String	deleteIndex(Index index)
String	getDropConstraintSql(String tablename, String constraintName) 生成删除约束的语句
String	modifyPrimaryKey(Constraint conBefore, Constraint conAfter)
List<String>	toIndexClause(TableMapping obj, String tablename) 转为索引语句
String	toTableCreateClause(TableMapping obj, String tablename) 转为建表语句
List<String>	toTableModifyClause(TableMapping meta, String tableName, Set<ColumnMapping> insert, List<ColumnMapping> changed, List<String> delete) 生成Alter table 语句
List<String>	toViewCreateClause() 生成 create view语句

Methods inherited from class java.lang.Object

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

Constructor Detail

DdlGeneratorImpl

public DdlGeneratorImpl(DBDialect profile)

Method Detail

toTableCreateClause

public String toTableCreateClause(TableMapping obj,
                                  String tablename)

Description copied from interface: DdlGenerator

转为建表语句

Specified by:

toTableCreateClause in interface DdlGenerator

Returns:

toViewCreateClause

public List<String> toViewCreateClause()

Description copied from interface: DdlGenerator

生成 create view语句

Specified by:

toViewCreateClause in interface DdlGenerator

Returns:

toTableModifyClause

public List<String> toTableModifyClause(TableMapping meta,
                                        String tableName,
                                        Set<ColumnMapping> insert,
                                        List<ColumnMapping> changed,
                                        List<String> delete)

Description copied from interface: DdlGenerator

生成Alter table 语句

Specified by:

toTableModifyClause in interface DdlGenerator

Returns:

getDropConstraintSql

public String getDropConstraintSql(String tablename,
                                   String constraintName)

Description copied from interface: DdlGenerator

生成删除约束的语句

Specified by:

getDropConstraintSql in interface DdlGenerator

Returns:

toIndexClause

public List<String> toIndexClause(TableMapping obj,
                                  String tablename)

Description copied from interface: DdlGenerator

转为索引语句

Specified by:

toIndexClause in interface DdlGenerator

Returns:

addIndex

public String addIndex(IndexDef index,
                       TableMapping meta,
                       String tablename)

Specified by:

addIndex in interface DdlGenerator

deleteIndex

public String deleteIndex(Index index)

deleteConstraint

public String deleteConstraint(Constraint con)

生成删除约束的语句(与getDropConstraintSql有所不同)

Parameters:

con - 约束对象

Returns:

SQL语句

modifyPrimaryKey

public String modifyPrimaryKey(Constraint conBefore,
                               Constraint conAfter)

addConstraint

public String addConstraint(Constraint con)

Specified by:

addConstraint in interface DdlGenerator