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sql server日志文件过大的解决办法
发布时间：2025-11-05 08:14:02 来源：码上建站 作者：IT科技
复制----- SET NOCOUNT ON DECLARE @LogicalFileName sysname,志文 @MaxMinutes INT, @NewSize INT USE Marias -- 要操作的数据库名 SELECT @LogicalFileName = Marias_log, -- 日志文件名 @MaxMinutes = 10, -- Limit on time allowed to wrap log. @NewSize = 100 -- 你想设定的亿华云计算日志文件的源码库大小(M) -- Setup / initialize DECLARE @OriginalSize int SELECT @OriginalSize = size FROM sysfiles WHERE name = @LogicalFileName SELECT Original Size of + db_name() + LOG is + CONVERT(VARCHAR(30),@OriginalSize) + 8K pages or + CONVERT(VARCHAR(30),(@OriginalSize*8/1024)) + MB FROM sysfiles WHERE name = @LogicalFileName CREATE TABLE DummyTrans (DummyColumn char (8000) not null) DECLARE @Counter INT, @StartTime DATETIME, @TruncLog VARCHAR(255) SELECT @StartTime = GETDATE(), @TruncLog = BACKUP LOG + db_name() + WITH TRUNCATE_ONLY DBCC SHRINKFILE (@LogicalFileName, @NewSize) EXEC (@TruncLog) -- Wrap the log if necessary. WHILE @MaxMinutes > DATEDIFF (mi, @StartTime, GETDATE()) -- time has not expired AND @OriginalSize = (SELECT size FROM sysfiles WHERE name = @LogicalFileName) AND (@OriginalSize * 8 /1024) > @NewSize BEGIN -- Outer loop. SELECT @Counter = 0 WHILE ((@Counter < @OriginalSize / 16) AND (@Counter <50000)) BEGIN -- update INSERT DummyTrans VALUES (Fill Log) DELETE DummyTrans SELECT @Counter = @Counter + 1 END EXEC (@TruncLog) END SELECT Final Size of + db_name() + LOG is + CONVERT(VARCHAR(30),size) + 8K pages or + CONVERT(VARCHAR(30),(size*8/1024)) + MB FROM sysfiles WHERE name = @LogicalFileName DROP TABLE DummyTrans SET NOCOUNT OFF 1.2.3.4.5.6.7.8.9.10.11.12.13.14.15.16.17.18.19.20.21.22.23.24.25.26.27.28.29.30.31.32.33.34.35.36.37.38.39.40.41.42.43.44.45.46.47.48.49.50.51.52.53.54.55.56.服务器托管
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