1.清空日志：DUMP TRANSACTION databasename WITH NO_LOG
2.截断事务日志：BACKUP LOG databasename WITH NO_LOG
3.收缩数据库：DBCC SHRINKDATABASE(databasename)
DUMP TRANSACTION databasename WITH NO_LOG BACKUP LOG databasename WITH NO_LOG DBCC SHRINKDATABASE(databasename)
1.清空日志：DUMP TRANSACTION databasename WITH NO_LOG
2.截断事务日志：BACKUP LOG databasename WITH NO_LOG
3.收缩数据库：DBCC SHRINKDATABASE(databasename)
DUMP TRANSACTION databasename WITH NO_LOG BACKUP LOG databasename WITH NO_LOG DBCC SHRINKDATABASE(databasename)