作者:叶韵 | 来源:互联网 | 2023-09-09 20:04
数据库|mysql教程工具数据库-mysql教程看图猜成语源码,vscode跳转依赖文件,ubuntu系统字库,tomcat起服务404,爬虫必备神器,php调用http接口,济南
数据库|mysql教程
工具
数据库-mysql教程
看图猜成语源码,vscode跳转依赖文件,ubuntu 系统字库,tomcat起服务404,爬虫必备神器,php调用http接口,济南seo推广有用吗,小说 手机 网站模板下载 迅雷下载,政府网站模板 htmllzw
MySQL Study之–MySQL工具mysqlshow 完整导航站源码,vscode调试php,win10浅装ubuntu,创建多个tomcat,sqlite3.7安装,jquery 几秒钟前插件,ui框架和前端框架有区别吗,爬虫是不是攻击人类,韩顺平php入门到精通,游戏站点seo,美橙互联送的网站源代码,网页图片设置比例缩放,网上书店 html网页模板,matlab 最小二乘拟合程序lzw mmysqlshow客户可用来很快地查找存在哪些数据库,数据库中的表,表中的列或索thinkphp 社区团购系统源码,ubuntu中配置ros,爬虫向上取整,php视频时间,seo代码干扰lzw mysqlshow为一些SQL显示语句提供了一个命令行界面。相同的信息可以通过直接使用那些语句获得。例如,你可以从mysql客户程序发出它们。 象这样调用mysqlshow: 如果没有给出数据库,显示所有匹配的数据库。 如果没有给出表,显示数据库中所有匹配的表。 如果没有给出列,显示表中所有匹配的列和列类型。 |
案例:
[root@mysrv mysql]# mysqlshow --helpmysqlshow Ver 9.10 Distrib 5.1.66, for redhat-linux-gnu (x86_64)Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved.Oracle is a registered trademark of Oracle Corporation and/or itsaffiliates. Other names may be trademarks of their respectiveowners.Shows the structure of a MySQL database (databases, tables, and columns).Usage: mysqlshow [OPTIONS] [database [table [column]]]If last argument contains a shell or SQL wildcard (*,?,% or _) then onlywhat's matched by the wildcard is shown.If no database is given then all matching databases are shown.If no table is given, then all matching tables in database are shown.If no column is given, then all matching columns and column types in tableare shown.Default options are read from the following files in the given order:/etc/mysql/my.cnf /etc/my.cnf ~/.my.cnf The following groups are read: mysqlshow clientThe following options may be given as the first argument:--print-defaults Print the program argument list and exit.--no-defaults Don't read default options from any option file.--defaults-file=# Only read default options from the given file #.--defaults-extra-file=# Read this file after the global files are read. -c, --character-sets-dir=name Directory for character set files. --default-character-set=name Set the default character set. --count Show number of rows per table (may be slow for non-MyISAM tables). -C, --compress Use compression in server/client protocol. -#, --debug[=name] Output debug log. Often this is 'd:t:o,filename'. --debug-check Check memory and open file usage at exit. --debug-info Print some debug info at exit. -?, --help Display this help and exit. -h, --host=name Connect to host. -i, --status Shows a lot of extra information about each table. -k, --keys Show keys for table. -p, --password[=name] Password to use when connecting to server. If password is not given, it's solicited on the tty. -P, --port=# Port number to use for connection or 0 for default to, in order of preference, my.cnf, $MYSQL_TCP_PORT, /etc/services, built-in default (3306). --protocol=name The protocol to use for connection (tcp, socket, pipe, memory). -t, --show-table-type Show table type column. -S, --socket=name The socket file to use for connection. --ssl Enable SSL for connection (automatically enabled with other flags).Disable with --skip-ssl. --ssl-ca=name CA file in PEM format (check OpenSSL docs, implies --ssl). --ssl-capath=name CA directory (check OpenSSL docs, implies --ssl). --ssl-cert=name X509 cert in PEM format (implies --ssl). --ssl-cipher=name SSL cipher to use (implies --ssl). --ssl-key=name X509 key in PEM format (implies --ssl). --ssl-verify-server-cert Verify server's "Common Name" in its cert against hostname used when connecting. This option is disabled by default. -u, --user=name User for login if not current user. -v, --verbose More verbose output; you can use this multiple times to get even more verbose output. -V, --version Output version information and exit.Variables (--variable-name=value)and boolean options {FALSE|TRUE} Value (after reading options)--------------------------------- -----------------------------character-sets-dir(No default value)default-character-set latin1count FALSEcompress FALSEdebug-check FALSEdebug-info FALSEhost (No default value)status FALSEkeys FALSEport 3306show-table-type FALSEsocket /tmp/mysql.sockssl FALSEssl-ca (No default value)ssl-capath (No default value)ssl-cert (No default value)ssl-cipher (No default value)ssl-key (No default value)ssl-verify-server-cert FALSEuser (No default value)
1、不指定查看的database
[root@mysrv mysql]# mysqlshow -uroot -poracle
+——————–+
| Databases |
+——————–+
| information_schema |
| mysql |
| mysqlslap |
| performance_schema |
| prod |
| sakila |
| test |
+——————–+
2、指定查看的database
[root@mysrv mysql]# mysqlshow -uroot -poracle mysql
Database: mysql
+—————————+
| Tables |
+—————————+
| columns_priv |
| db |
| event |
| func |
| general_log |
| help_category |
| help_keyword |
| help_relation |
| help_topic |
| host |
| innodb_index_stats |
| innodb_table_stats |
| ndb_binlog_index |
| plugin |
| proc |
| procs_priv |
| proxies_priv |
| servers |
| slave_master_info |
| slave_relay_log_info |
| slave_worker_info |
| slow_log |
| tables_priv |
| time_zone |
| time_zone_leap_second |
| time_zone_name |
| time_zone_transition |
| time_zone_transition_type |
| user |
+—————————+
[root@mysrv mysql]# mysqlshow -uroot -poracle prod
Database: prod
+——–+
| Tables |
+——–+
| t1 |
| t2 |
| t3 |
| t4 |
+——–+
3、查看指定
[root@mysrv mysql]# mysqlshow -uroot -poracle prod t1
Database: prod Table: t1
+——-+————-+——————-+——+—–+———+——-+———————————+———+
| Field | Type | Collation | Null | Key | Default | Extra | Privileges | Comment |
+——-+————-+——————-+——+—–+———+——-+———————————+———+
| id | int(11) | | NO | PRI | 0 | | select,insert,update,references | |
| name | varchar(10) | latin1_swedish_ci | YES | | | | select,insert,update,references | |
+——-+————-+——————-+——+—–+———+——-+———————————+———+