To check the sizes of all of your databases, at the mysql> prompt type the following command: CopySELECT table_schema AS "Database", ROUND(SUM(data_length + index_length) / 1024 / 1024, 2) AS "Size (MB)" FROM information_schema.TABLES GROUP BY table_schema; Depending on how many ...
Finally, to check the sizes of all of the tables in a specific database, at the mysql> prompt, type the following command. SELECT table_name AS"Table", ROUND(((data_length + index_length)/1024/1024),2)AS"Size (MB)"FROM information_schema.TABLES WHERE table_schema="database_name"ORDE...
[root@MySQL57M1 10:52:23 /opt/software/sysbench-0.4.12-1.1/sysbench]# sysbench --test=/opt/software/sysbench-0.4.12-1.1/sysbench/tests/db/oltp.lua --oltp-table-size=1000 --oltp-read-only=off --initg=on --numads=8 --max-requests=0 --oltp-dist-type=uniform --max-time=1800 --...
如果未指定数据库名，mysqlcheck 将对所有数据库进行检查。OPTIONS：一系列选项，用于控制 mysqlcheck 的行为。常用选项：--databases, -d：指定要检查的数据库。--tables, -t：指定要检查的表。--ignore-table, -i：指定要忽略的表。--data-only：只检查数据，不包括表结构。--check-table：仅检查表，但不进...
mysqlanalyze:默认选项是a mysqloptimize:默认选项是-o 3.用法 mysqlcheck [OPTIONS] database [tables] OR mysqlcheck [OPTIONS] --databases DB1 [DB2 DB3…] OR mysqlcheck [OPTIONS] --all-databases 4.参数说明 The following options may be given as the first argument: ...
# mysqlcheck -A -o -r -p -u admin# Enter password:database1 OKdatabase2 OK 1. 2. 3. 4. 这里admin是指定的mysql用户帐号。 4.如果使用指定的mysql.sock进入数据库并修复 复制 # mysqlcheck -A -o -r -p -S /tmp/mysql.sock# Enter password:database1 OKdatabase2 OK ...
Do not include the named database (case-sensitive) in the operations performed bymysqlcheck. --socket=path,-Spath Command-Line Format--socket={file_name|pipe_name} TypeString For connections tolocalhost, the Unix socket file to use, or, on Windows, the name of the named pipe to use. ...
a给你所有我曾和扔在废纸篓 Possessed me for you once and throws in the scrap paper basket[translate] ain circulation 在循环[translate] aCould not connect to mysql! Please check your database settings! 不能连接到mysql! 请检查您的数据库设置![translate]...
--skip-database=db_name mysqlcheckによって実行される操作には、名前付きデータベース (大/小文字を区別) を含めないでください。 --socket=path,-Spath localhostへの接続用に使用する、Unix ソケットファイル、または Windows では使用する名前付きパイプの名前。
A good approach would be to use the information_schema database (which is supported since MySql 5.0, seehttp://dev.mysql.com/doc/refman/5.0/en/information-schema.html) For example to read all the column data (data type, length, precision, etc.) from the table test2, you will use the...