MYSQL各种参数信息查询
- mysqladmin variables -uroot -proot > mysql.info
显示MYSQL各种参数信息
[root@localhost doc]# head -n100 mysql.info
+-----------------------------------------+-------------------------------------------------------------------------------------------+
| Variable_name | Value |
+-----------------------------------------+-------------------------------------------------------------------------------------------+
| auto_increment_increment | 1 |
| auto_increment_offset | 1 |
| autocommit | ON |
| automatic_sp_privileges | ON |
| back_log | 50 |
| basedir | /usr/ |
| big_tables | OFF |
| binlog_cache_size | 32768 |
| binlog_direct_non_transactional_updates | OFF |
| binlog_format | STATEMENT |
| bulk_insert_buffer_size | 8388608 |
| character_set_client | utf8 |
| character_set_connection | utf8 |
| character_set_database | utf8 |
| character_set_filesystem | binary |
| character_set_results | utf8 |
| character_set_server | utf8 |
| character_set_system | utf8 |
| character_sets_dir | /usr/share/mysql/charsets/ |
| collation_connection | utf8_general_ci |
| collation_database | utf8_general_ci |
| collation_server | utf8_general_ci |
MYSQL配置文件位置 (安装时默认自动添加my.cnf配置文件)
- /etc/my.cnf
MYSQL配置文件存放位置 (配置文件误删除时候可从以下位置拷贝)
- /usr/share/doc/mysql-server-5.1.61
文件列表
my-huge.cnf
my-innodb-heavy-4G.cnf
my-large.cnf
my-medium.cnf
my-small.cnf
执行如下操作 为MYSQL添加系统配置文件
#cp /usr/share/mysql/my-medium.cnf /etc/my.cnf
MYSQL服务启动脚本位置
执行如下操作可以启动MYSQL
- #/usr/bin/mysql
- #/etc/init.d/mysqld restart
- #service mysqld restart
MYSQL安装主目录
- /usr/share/mysql
MYSQL数据以及日志目录
- /var/lib/mysql/
文件列表
ibdata1
ib_logfile0
ib_logfile1
test //数据库文件 test数据库(空库)
mysql //数据库文件 mysql授权表等信息
mysql-bin.000001 //二进制日志文件
mysql-bin.index //二进制日志文件
localhost.localdomain.err // MYSQL错误信息日志
- /var/log/mysqld.log // MYSQL日常日志
MYSQL其他信息目录
- /usr/lib/mysql
libmysqlclient_r.so.16 -> libmysqlclient_r.so.16.0.0
libmysqlclient_r.so.16.0.0 //很重要的文件
libmysqlclient.so.16 -> libmysqlclient.so.16.0.0
libmysqlclient.so.16.0.0 //很重要的文件
mysqlbug
mysql_config
===========================参考资料====================================
http://dev.mysql.com/doc/refman/5.1/zh/installing.html#starting-server
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