現象:
在PowerDesigner 16 中生成的sql語句,在執行的時候報錯:對象名sysproperties 無效的錯誤;
原因分析:
造成此問題的原因是由於Sql 2005、2008 刪除了系統表 sysproperties 而改用 sys.extended_properties 表所致 , 以下是通過創建sysproperties視圖,以及修改powerdesigner sql語句生成模板后,再生成數據庫SQL腳本執行,共分為三部:
第一步:
在Sql 2005/2008/2012查詢分析器中執行下面的 Sql 語句創建View 'sysproperties'
if exists (select 1 from sysobjects where name = 'sysproperties'and xtype = 'V') begin DROP VIEW sysproperties end GO CREATE VIEW sysproperties AS SELECT A.name As TableName, A.id As TableID,B.Name As ColName,B.colid As ColID, B.xtype As ColType,C.name As PropName,C.Value As PropValue FROM sysobjects As A INNER JOIN syscolumns As B ON A.id = B.id INNER JOIN sys.extended_properties As C ON C.major_id = A.id AND ( minor_id = B.colid)
第二 步:
修改Table TableComment模板 路徑是 Database -> Edit Current DBMS 窗體 General 選項卡 下 Script -> Objects -> Table -> TableComment
[if exists (select 1 from sys.extended_properties where major_id = object_id('[%QUALIFIER%]%TABLE%') and minor_id = 0 and name = 'MS_Description') begin [%OWNER%?[.O:[execute ][exec ]]sp_dropextendedproperty [%R%?[N]]'MS_Description', [%R%?[N]]'user', [%R%?[N]]%.q:OWNER%, [%R%?[N]]'table', [%R%?[N]]%.q:TABLE% :declare @CurrentUser sysname select @CurrentUser = user_name() [.O:[execute ][exec ]]sp_dropextendedproperty [%R%?[N]]'MS_Description', [%R%?[N]]'user', [%R%?[N]]@CurrentUser, [%R%?[N]]'table', [%R%?[N]]%.q:TABLE% ] end ][%OWNER%?[.O:[execute ][exec ]]sp_addextendedproperty [%R%?[N]]'MS_Description', [%R%?[N]]%.q:COMMENT%, [%R%?[N]]'user', [%R%?[N]]%.q:OWNER%, [%R%?[N]]'table', [%R%?[N]]%.q:TABLE% :select @CurrentUser = user_name() [.O:[execute ][exec ]]sp_addextendedproperty [%R%?[N]]'MS_Description', [%R%?[N]]%.q:COMMENT%, [%R%?[N]]'user', [%R%?[N]]@CurrentUser, [%R%?[N]]'table', [%R%?[N]]%.q:TABLE% ]
第三步:
修改Column ColumnComment模板 路徑是 Database -> Edit Current DBMS 窗體 General 選項卡 下 Script -> Objects -> Column -> ColumnComment
[if exists (select 1 from sysproperties where TableID = object_id('[%QUALIFIER%]%TABLE%') and ColName = %.q:COLUMN% AND PropName='MS_Description') begin [%OWNER%?[.O:[execute ][exec ]]sp_dropextendedproperty [%R%?[N]]'MS_Description', [%R%?[N]]'user', [%R%?[N]]%.q:OWNER%, [%R%?[N]]'table', [%R%?[N]]%.q:TABLE%, [%R%?[N]]'column', [%R%?[N]]%.q:COLUMN% :declare @CurrentUser sysname select @CurrentUser = user_name() [.O:[execute ][exec ]]sp_dropextendedproperty [%R%?[N]]'MS_Description', [%R%?[N]]'user', [%R%?[N]]@CurrentUser, [%R%?[N]]'table', [%R%?[N]]%.q:TABLE%, [%R%?[N]]'column', [%R%?[N]]%.q:COLUMN% ] end ][%OWNER%?[.O:[execute ][exec ]]sp_addextendedproperty [%R%?[N]]'MS_Description', [%R%?[N]]%.q:COMMENT%, [%R%?[N]]'user', [%R%?[N]]%.q:OWNER%, [%R%?[N]]'table', [%R%?[N]]%.q:TABLE%, [%R%?[N]]'column', [%R%?[N]]%.q:COLUMN% :select @CurrentUser = user_name() [.O:[execute ][exec ]]sp_addextendedproperty [%R%?[N]]'MS_Description', [%R%?[N]]%.q:COMMENT%, [%R%?[N]]'user', [%R%?[N]]@CurrentUser, [%R%?[N]]'table', [%R%?[N]]%.q:TABLE%, [%R%?[N]]'column', [%R%?[N]]%.q:COLUMN% ]
修改之后 使用Generate Database 生成的SQL便可在SQL 2005/2008下執行 不在報找不到sysproperties 的錯誤。
大功告成!!!
作者:記憶逝去的青春 出處:http://www.cnblogs.com/lukun/ 本文版權歸作者和博客園共有,歡迎轉載,但未經作者同意必須保留此段聲明,且在文章頁面明顯位置給出原文連接,如有問題,可以通過http://www.cnblogs.com/lukun/ 聯系我,非常感謝。