(MSSQL)Reducing LDF file size

1. 查詢’DBNAME_log’實際名稱

SELECT * FROM SYS.DATABASE_FILES

2. 將資料庫改成簡單(simple)模式

ALTER DATABASE DBNAME SET RECOVERY SIMPLE

3. SHRINKFILE

USE *DBNAME*
GO
DBCC SHRINKFILE('DBNAME_log',2)

SHRINKFILE語法

DBCC SHRINKFILE   
(  
    { file_name | file_id }   
    { [ , EMPTYFILE ]   
    | [ [ , target_size ] [ , { NOTRUNCATE | TRUNCATEONLY } ] ]  
    }  
)  
[ WITH NO_INFOMSGS ]

4. 將資料庫改回完整(FULL) 模式

ALTER DATABASE DBNAME SET RECOVERY FULL