MySQL 5.5 Reference Manual  /  SQL Statement Syntax  /  Database Administration Statements  /  Table Maintenance Statements optimize table 优化表 mysql> ? optimize tableName: 'OPTIMIZE TABLE'Description:Syntax:OPTIMIZE [NO_WRITE_TO_BINLOG | LOCAL] TABLE…

14.1.1 ALTER DATABASE Syntax,可用于修改数据库字符集和校验规则 查看校验规则可如下: 由于utf8的校验规则都是ci(case insensitive),所以是不区分大小写, 如 但可以这样,加上binary 14.1.2 ALTER EVENT Syntax  事件修改语法 可修改其执行计划,可禁用与启用该事件执行,可重名该事件[ALTER EVENT ... RENAME TO ...] 14.1.3 ALTER LOGFILE GROUP Syntax ALTE…

MySQL 5.5 Reference Manual  /  SQL Statement Syntax  /  Database Administration Statements  /  SHOW Syntax SHOW OPEN TABLES Syntax 列出当前打开在表缓存的非临时表,from从句可用来限制不同数据库 like 限制表名 where从句可用选择行 show open tables where In_use>=1 and Name_locked=0; In_use 表锁和锁…

P6 EPPM Manual Installation Guide (Oracle Database) P6 EPPM Manual Installation Guide (Oracle Database) Contents Oracle Database Manual Configuration Overview ,,★★5 Oracle Database Installation ,,★★6 Creating the Database Structure for Oracle and Loa…

P6 Professional Installation and Configuration Guide (Microsoft SQL Server Database) 16 R1       May 2016 Contents About This Guide...................................................................................... 11 Shared Topics in This Guide .…

In this tutorial you will learn the fundamentals of Windows Azure SQL Database administration using the Windows Azure Management portal. If you are new to database administration, you can follow these lessons to learn essential skills in about 30 min…

How to Deploy a Database to Windows Azure There are several different ways you can move an on-premises SQL Server database to Windows Azure. In this task, you'll use the Deploy Database to SQL Database wizard to upload a sample database. The School s…

Guidelines for Connecting to Windows Azure SQL Database 6 out of 12 rated this helpful - Rate this topic Microsoft Windows Azure SQL Database works with third-party applications, open source, and many familiar Microsoft applications, such as WCF Data…

对Oracle数据库整体性能的优化,首先要关注的是在有性能问题时数据库排名前几位等待事件是哪些.Oracle等待事件众多,随着版本的升级,数量还在不断增加,可以通过v$event_name查到当前数据库版本包含的等待事件.例如我在Linux平台查11.2.0.4版本的Oracle是有1367个等待事件.SELECT name FROM V$EVENT_NAME ORDER BY name; 如此多的等待事件自然是要分类汇总,并对常见的等待事件有比较深入的认识,才能在Oracle数据库调优这条路上…

P6 EPPM Installation and Configuration Guide 16 R1         April 2016 Contents About Installing and Configuring P6 EPPM ........................................................ 6 Prerequisites for P6 EPPM Configuration ...............................…