--為欄位添加註釋
--Eg. execute sp_addextendedproperty 'MS_Description','欄位備註資訊','user','dbo','table','欄位所屬的表名','column','添加註釋的欄位名';
execute sp_addextendedproperty 'MS_Description','add by liyc. 診斷類別碼','user','dbo','table','DiagRecord','column','DiagTypeCode';
 
--修改欄位註釋
execute sp_updateextendedproperty '
 
MS_Description','add by liyc.','user','dbo','table','DiagRecord','column','DiagTypeCode';
 
--刪除欄位註釋
execute sp_dropextendedproperty 'MS_Description','user','dbo','table','DiagRecord','column','DiagTypeCode';
 
-- 新增表註釋
execute sp_addextendedproperty 'MS_Description','診斷記錄檔案','user','dbo','table
 
','DiagRecord',null,null;
 
-- 修改表註釋
execute sp_updateextendedproperty 'MS_Description','診斷記錄檔案1','user','dbo','table','DiagRecord',null,null;
 
-- 刪除表註釋
execute sp_dropextendedproperty 'MS_Description','user','dbo','table','DiagRecord',null,null;

-- 說明：
-- 1.增加、修改、刪除註釋呼叫不同的儲存過程