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SQL Server存储过程生成insert语句实例

  • 时间:2020-02-27 06:54 编辑: 来源: 阅读:
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摘要:SQL Server存储过程生成insert语句实例
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
[u]复制代码[/u] 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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