Commands end with; or\g:说明 mysql 命令行下的命令是以分号(;)或“\g”来结束的,遇到这个结束符就开始执行命令。 Your MySQL connection id is 15:id 表示 MySQL 数据库的连接次数。 Server version: 8.0.19 MySQL Community Server - GPL:Server version 后面说明数据...
mysql> create database hello -- 指定默认字符集创建数据库 -> default character set utf8 -> ; Query OK, 1 row affected (0.00 sec) 1. 2. 3. 4. 3.3 查看数据库的默认字符集 show create database hello; /*查看数据库创建语句*/ mysql> show create database hello; +---+---+ | Databas...
This is a list of handy MySQL commands that I use time and time again. At the bottom are statements, clauses, and functions you can use in MySQL. Below that are PHP and Perl API functions you can use to interface with MySQL. To use those you will need to build PHP with MySQL funct...
create database if not exists dbname default charset utf8 collate utf8_general_ci; 或 create database dbname; mysql>createdatabasemytest; Query OK,1rowaffected(0.00sec) 创建一个名字位mytest的库。 6.创建表 use dbname; create table tab...
This is a list of handy MySQL commands that I use time and time again. At the bottom are statements, clauses, and functions you can use in MySQL. Below that are PHP and Perl API functions you can use to interface with MySQL. To use those you will need to build PHP with MySQL funct...
4. create database intrepid_detectives; // 创建新的database 5. use intrepid_detectives; // 开始使用新创的那个数据库 database stores their data in tables.数据库将数据保存在table中,一个database可以有多张表,就像一个execel spreadsheet可以有多个sheet一样的概念。
mysql>drop tableIFEXISTStest2;QueryOK,0rowsaffected(0.01sec)mysql>create tabletest2(->a int notnullcomment'字段a',->b int notnulldefault0comment'字段b'->);QueryOK,0rowsaffected(0.02sec)mysql>insert intotest2(a)values(1);QueryOK,1rowaffected(0.00sec)mysql>select*from test2;+---+---+|...
mysql.com/ List of all MySQL commands: Note that all text commands must be first on line and end with ';' ? (\?) Synonym for `help'. clear (\c) Clear the current input statement. connect (\r) Reconnect to the server. Optional arguments are db and host. delimiter (\d) Set ...
Commands end with ; or \g. ... 省略部分 ### 说明概述若通过tcp/ip地址连接mysql;它将先检查权限视图表,检测请求方的ip是否允许被连接 mysql> use mysql; Reading table information for completion of table and column names You can turn off this feature to get a quicker startup with -A Database...
mysql> create database company; Query OK, 1 row affected (0.01 sec) mysql> 3、进入数据库 切换到我们新创建的数据库中; mysql> use company; Database changed mysql> 4、创建表一 创建数据表offices; mysql> create table offices (officeCode int not null unique, city varchar(50) not null, addre...