SQL Server存储过程生成insert语句实例

2022-05-24 0 1,048

你肯定有过这样的烦恼,同样的表,不同的数据库,加入你不能执行select  insert
那么你肯定需要一条这样的存储过程,之需要传入表明,就会给你生成数据的插入语句。
当然数据表数量太大,你将最好用别的方式

复制代码 代码如下:

Create   proc [dbo].[spGenInsertSQL] (@tablename varchar(256))

as

begin

declare @sql varchar(8000)

declare @sqlValues varchar(8000)

set @sql =’ (‘

set @sqlValues = ‘values (”+’

select @sqlValues = @sqlValues + cols + ‘ + ”,” + ‘ ,@sql = @sql + ‘[‘ + name + ‘],’

from

      (select case

                when xtype in (48,52,56,59,60,62,104,106,108,122,127)      

                     then ‘case when ‘+ name +’ is null then ”NULL” else ‘ + ‘cast(‘+ name + ‘ as varchar)’+’ end’

                when xtype in (58,61)
                     –then ””””’+convert(char(23),’+name+’,121)+””””’ –datetime   
                     then ‘case when ‘+ name +’ is null then ”NULL” else ‘+””””’ + ‘ + ‘cast(‘+ name +’ as varchar)’+ ‘+””””’+’ end’

               when xtype in (167)

                     then ‘case when ‘+ name +’ is null then ”NULL” else ‘+””””’ + ‘ + ‘replace(‘+ name+’,””””,””””””)’ + ‘+””””’+’ end’

                when xtype in (231)

                     then ‘case when ‘+ name +’ is null then ”NULL” else ‘+”’N””” + ‘ + ‘replace(‘+ name+’,””””,””””””)’ + ‘+””””’+’ end’

                when xtype in (175)

                     then ‘case when ‘+ name +’ is null then ”NULL” else ‘+””””’ + ‘ + ‘cast(replace(‘+ name+’,””””,””””””) as Char(‘ + cast(length as varchar) + ‘))+””””’+’ end’

                when xtype in (239)

                     then ‘case when ‘+ name +’ is null then ”NULL” else ‘+”’N””” + ‘ + ‘cast(replace(‘+ name+’,””””,””””””) as Char(‘ + cast(length as varchar) + ‘))+””””’+’ end’

                else ”’NULL”’

              end as Cols,name

         from syscolumns

        where id = object_id(@tablename)

      ) T
set @sql =’select ”INSERT INTO [‘+ @tablename + ‘]’ + left(@sql,len(@sql)-1)+’) ‘ + left(@sqlValues,len(@sqlValues)-4) + ‘)” from ‘+@tablename
print @sql
exec (@sql)
end

SQL语句

最后的结果:
INSERT INTO [SysSample] ([Id],[Name],[Age],[Bir],[Photo],[Note],[CreateTime]) values (‘0002CA83-AF2F-4D8F-A345-33CA1CC7CF3C’,’任务调度系统’,18,’2013-01-02 21:42:30.013′,”,NULL,’2013-01-02 21:42:30.013′)
INSERT INTO [SysSample] ([Id],[Name],[Age],[Bir],[Photo],[Note],[CreateTime]) values (‘0004A6F3-EC28-4D1F-BA40-0FC4B2218C92′,’任务调度系统’,18,’2013-07-09 19:36:00.060′,”,NULL,’2013-07-09 19:36:00.060′)
INSERT INTO [SysSample] ([Id],[Name],[Age],[Bir],[Photo],[Note],[CreateTime]) values (‘00094D35-7B51-4EA3-871E-CE17E293B157′,’任务调度系统’,18,’2013-05-16 15:21:20.070′,”,NULL,’2013-05-16 15:21:20.070′)
INSERT INTO [SysSample] ([Id],[Name],[Age],[Bir],[Photo],[Note],[CreateTime]) values (‘000BFBB0-B37D-4D6E-9FA2-3069D4F18F84′,’任务调度系统’,18,’2013-04-11 11:41:50.030′,”,NULL,’2013-04-11 11:41:50.030′)
INSERT INTO [SysSample] ([Id],[Name],[Age],[Bir],[Photo],[Note],[CreateTime]) values (‘000C2CBC-E358-4469-BC2C-04F4DDCD72CD’,’任务调度系统’,18,’2013-05-06 16:07:00.037′,”,NULL,’2013-05-06 16:07:00.037′)
INSERT INTO [SysSample] ([Id],[Name],[Age],[Bir],[Photo],[Note],[CreateTime]) values (‘000CB795-40EC-4783-B7A4-8D298DF63B70′,’任务调度系统’,18,’2013-01-23 20:52:30.030′,”,NULL,’2013-01-23 20:52:30.030′)

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