3. In the SQL Server Enterprise Manager, create a new database with the same name (e.g., test), and note that the database name and data file name should be consistent with the original database. 4. Detach the database server. 5. Delete the test_log.ldf of the newly created data...
One of the issues I have is that the SQL Server Error Log is quite large and it is not always easy to view the contents with the Log File Viewer. In a previous tip “Simple way to find errors in SQL Server error log” you discussed a method of searching the error log. Are there ...
GTID_NEXT= 'AUTOMATIC' /* added by mysqlbinlog */ /*!*/; DELIMITER ; # End of log file 也就是说,只记录了一些行信息。 Mixed模式测试: 首先更改binlog_format的值: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 mysql--dba_admin@127.0.0.1:(none) 22:51:03>>show variables like '...
2. 再来看日志写入,log file sync对应前台进程的等待事件,相应的后台进程等待事件,就是log file parallel write,如果日志写入慢,会体现在log file parallel write单次响应时间慢,但从AWR来看,单次平均等待时间是2毫秒,因此不是因为日志写入慢,导致log file sync等待事件, 数据库版本是11.2.0.4,11g有些新特性值得...
binlog以事件的形式保存,还包括sql执行所需的时间等等信息,开启Binlog日志有以下两个最重要的使用场景: 主从复制:binlog的特性可以被应用于主从复制,主库(master)开启binlog功能,从库(salve)通过binlog的事件记录,将数据同步到数据库 数据恢复:binlog可以用于在数据恢复,因为binlog记录了sql的变更修改操作日志,如果...
This article applies to SQL Server. Though similar, for information on managing the size of transaction log files in Azure SQL Managed Instance, see Manage file space for databases in Azure SQL Managed Instance. For information about Azure SQL Database, see Manage file space for databases in Az...
1=SQL Server 2005, 2=The new On-demand Processing Engine XML Copy <ProcessingEngine>2</ProcessingEngine> ScalabilityTime The number of milliseconds spent performing scale related operations in the processing engine. A value of 0 indicates that no other time was spent on scal...
Log nameDescriptionComputer with log file ConfigMgrSetup.log Records information about setup and recovery tasks when Configuration Manager recovers a site from backup. Site server Smsbkup.log Records details about the site backup activity. Site server smssqlbkup.log Records output from the site data...
mysql有一个功能就是可以log下来运行的比较慢的sql语句,默认是没有这个log的,为了开启这个功能,要修改my.cnf或者在mysql启动的时候加入一些参数。如果在my.cnf里面修改,需增加如下几行 long_query_time = 1 log-slow-queries = /var/www/slow.log