com.centit.support.database.ddl

Class SqlSvrDDLOperations

java.lang.Object

com.centit.support.database.ddl.GeneralDDLOperations

com.centit.support.database.ddl.SqlSvrDDLOperations

All Implemented Interfaces:

DDLOperations

public class SqlSvrDDLOperations
extends GeneralDDLOperations

Field Summary

Fields inherited from class com.centit.support.database.ddl.GeneralDDLOperations

conn

Constructor Summary

Constructors

Constructor and Description
SqlSvrDDLOperations()
SqlSvrDDLOperations(Connection conn)

Method Summary

Modifier and Type	Method and Description
String	makeModifyColumnSql(String tableCode, TableField oldColumn, TableField column) 修改列定义 ，比如 修改 varchar 的长度
String	makeRenameColumnSql(String tableCode, String columnCode, TableField column) 重命名列

Methods inherited from class com.centit.support.database.ddl.GeneralDDLOperations

addColumn, appendColumnSQL, appendColumnsSQL, appendColumnTypeSQL, appendPkColumnSql, appendPkSql, checkTableWellDefined, checkViewWellDefined, createDDLOperations, createDDLOperations, createSequence, createTable, dropColumn, dropTable, makeAddColumnSql, makeCreateSequenceSql, makeCreateTableSql, makeCreateViewSql, makeDropColumnSql, makeDropTableSql, makeReconfigurationColumnSqls, modifyColumn, parseDDL, reconfigurationColumn, renameColumn, setConnect

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.centit.support.database.ddl.DDLOperations

makeCreateTableSql

Constructor Detail

SqlSvrDDLOperations

public SqlSvrDDLOperations()

SqlSvrDDLOperations

public SqlSvrDDLOperations(Connection conn)

Method Detail

makeRenameColumnSql

public String makeRenameColumnSql(String tableCode,
                                  String columnCode,
                                  TableField column)

Description copied from interface: DDLOperations

重命名列

Specified by:

makeRenameColumnSql in interface DDLOperations

Overrides:

makeRenameColumnSql in class GeneralDDLOperations

Parameters:

tableCode - 表代码

columnCode - 字段代码

column - 字段

Returns:

sql语句

makeModifyColumnSql

public String makeModifyColumnSql(String tableCode,
                                  TableField oldColumn,
                                  TableField column)

Description copied from interface: DDLOperations

修改列定义 ，比如 修改 varchar 的长度

Parameters:

tableCode - 表代码

oldColumn - 老的字段

column - 字段

Returns:

sql语句