In theColumn Propertiestab, select the grid cell for theData Typeproperty and choose a new data type from the dropdown list. On theFilemenu, selectSavetable name. Σημείωση When you modify the data type of a column, Table Designer applies the default length of the data type you...
-- 修改字段长度ALTERTABLEemployeesALTERCOLUMNlast_nameVARCHAR(100);-- 这条语句将employees表中的last_name字段的长度修改为100 1. 2. 3. 4. 4. 验证修改是否成功 可以使用sp_help命令来查看表的结构,验证字段是否已成功修改为正确的长度。 -- 验证表结构EXECsp_help'employees';-- 这条命令将显示employees...
Select the column for which you want to modify the data type. In theColumn Propertiestab, select the grid cell for theData Typeproperty and choose a new data type from the dropdown list. On theFilemenu, selectSavetable name. Note
当我们尝试使用ALTER TABLE语句修改表结构时,可能会遇到以下错误信息: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'MODIFY column_name new_data_type' at line 1 1. 这个错误提示表明在MODIFY关键字附近存在语法...
Select the column for which you want to modify the data type. In theColumn Propertiestab, click the grid cell for theData Typeproperty and choose a new data type from the drop-down list. On theFilemenu, clickSavetable name. Note
To change a column filter to include additional columns for an article published in a snapshot or transactional publication At the Publisher on the publication database, execute sp_articlecolumn once for each column being added. Specify the column name for @column and a value of add for @opera...
To change a column filter to remove columns for an article published in a snapshot or transactional publicationAt the Publisher on the publication database, execute sp_articlecolumn once for each column being removed. Specify the column name for @column and a value of drop for @opera...
NoteServer nameis a placeholder for the name of the instance of SQL Server 2000 that you are connected to. In theNamecolumn, clickpubs, and then clickOK. In SQL Query Analyzer, run the following Transact-SQL sta...
NoteServer nameis a placeholder for the name of the instance of SQL Server 2000 that you are connected to. In theNamecolumn, clickpubs, and then clickOK. In SQL Query Analyzer, run the following Transact-SQL stat...
Select the checkbox next to the subscription you want to modify, and chooseEdit. Data-driven subscriptions have the value "Data-driven" in theTypecolumn. Modify an existing data-driven subscription (SharePoint mode) In the SharePoint document library, hover over the report, open the options men...