（SQL Server）SQL Server为多个表添加新的列

sql如下：

/*
 * DECLARE:声明变量
 * CONVERT:格式转换 详情查看 https://blog.csdn.net/lykangjia/article/details/51725768
*/

DECLARE @Order CHARACTER(20)
DECLARE @NUM INT
DECLARE @sql CHARACTER(500)
SET @NUM = 0
WHILE (@NUM < 51)
    BEGIN
        SET @Order = CONVERT(CHARACTER(10), @NUM)
        SET @sql = 'ALTER TABLE dbo.Chapter_'+ @Order +' ADD CpVolumeID varchar(36)'
        EXEC(@sql)
        SET @NUM = @NUM + 1
    END 

博客参考：

convert(varchar(10),字段名,转换格式)：https://blog.csdn.net/lykangjia/article/details/51725768

SQL Server为多个表添加新的列：https://www.cnblogs.com/ywei221/p/3230621.html

标签：SET,sql,CHARACTER,Server,NUM,SQL,Order,添加,DECLARE
来源： https://www.cnblogs.com/hwh000/p/16180694.html