SQL Server数据库bcp导出备份文件应用示例

/*** 授权*/EXEC sp_configure 'show advanced options',1;goreconfigure;goexec sp_configure 'xp_cmdshell',1;goreconfigure;go/**导入指定表的文本文件*/EXEC master..xp_cmdshell 'bcp dbname..tablename in d:/DT.txt -c -Sservername -Usa -Ppassword'exec master..xp_cmdshell 'bcp "select * from dbname..tablename" queryout "D:/20140528.xls"-c -Sservername -Uuser -Ppassword'

if exists(select * from sysobjects where type='p' and name='sp_export_posm_data') begindrop procedure sp_export_posm_data;end;gocreate procedure sp_export_posm_data @file_path varchar(200) /*导出后文件存放的路径*/asdeclare @exec_sql varchar(1000);declare @file_name varchar(200); /*文件名称，时间格式，主要是用于记录数据是什么时候导出备份的*/declare @table_name varchar(100); /*要导出数据的表名*/declare @sql varchar(1000); /*执行业务数据查询的sql语句*//*要备份数据的业务表名*/declare cur_tables cursor forselect name from sysobjects where 1=1 and type='u'and name like 'WM_ORDER%' or name like 'WM_PICKING%' or name like 'RP_%'begin tryopen cur_tables;fetch next from cur_tables into @table_name;while @@FETCH_STATUS = 0 beginset @file_name = '';set @file_path = '';set @sql = 'select * from DHL_POSM_WS..'+@table_name;set @sql += ' where 1=1 and DATEDIFF(MONTH,MODIFY_TIME,GETDATE())>10';print @sql;set @exec_sql = ' bcp "'+@sql+'" queryout ';if ''=@file_path beginset @file_path = 'D:/Program Files (x86)/Microsoft SQL Server/';end;print '111111';set @file_name = @table_name+'_'+CONVERT(varchar(100), GETDATE(), 112)+'.xls';set @file_path = @file_path + @file_name; /*文件路径*/print '2222222';set @exec_sql = @exec_sql +'"'+@file_path+'"';set @exec_sql = @exec_sql +' -c -S"127.0.0.1/SQLEXPRESS" -U"DHL_POSM_WS" -P"DHLposm"';print @exec_sql;-- 导出数据到本地文件exec master..xp_cmdshell @exec_sql;fetch next from cur_tables into @table_name;end;close cur_tables; -- 关闭游标 deallocate cur_tables;-- 释放游标 end trybegin catchclose cur_tables; -- 关闭游标 deallocate cur_tables;-- 释放游标 end catch;go-- 执行存储过程，进行测试exec sp_export_posm_data '';