批量收缩数据库日志文件

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declare @sql nvarchar(max),@paramDef nvarchar(100)
declare dbname scroll cursor for 
  select name,recovery_model from sys.databases where database_id>7
open dbname

declare @dbname varchar(50),@recovery_model int,@db_log_file varchar(100)
set @dbname=''
fetch first from dbname into @dbname,@recovery_model
while @@FETCH_STATUS=0
begin
  --alter recovery model
  if (@recovery_model<>3)
  begin
    set @sql=N' alter database '+@dbname+' set RECOVERY  SIMPLE '
    print 'Recovery :'+@sql
   exec sp_executesql @sql
  end
  --get log file of database
  set @sql=N'select @log_file=name from '+@dbname+'.sys.database_files where type=1'
  set @paramDef= N'@log_file varchar(100) OUTPUT '
  exec sp_executesql @sql,@paramDef,@log_file=@db_log_file output
  print @db_log_file 
  
  --shrink file
  set @sql= N'USE ['+@dbname+'] DBCC SHRINKFILE  ('+@db_log_file+')'
  exec sp_executesql @sql
  
  fetch next from dbname into @dbname,@recovery_model
end
close dbname
deallocate dbname

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批量收缩数据库日志文件

标签：class   blog   code   ext   get   文件   

原文地址：http://blog.csdn.net/zhnglicho/article/details/33731775