MYSQL front to back

The dead of night is always Xiangpaqilai write Diansha!
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want to write about all the mysql, you install SQL statements from it!
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• Installing MySQL Reference is often the thing

• MySQL data connection

  mysql -h localhost -u root -p
  and enter the password to connect, after a successful connection is
  MySQL -u root -p
  the Enter password:
  .. is available for purchase at The MySQL Monitor Commands to End with; or \ G
  Your MySQL Connection the above mentioned id IS 7
  Server Version : 5.6.25 MySQL Community Community Server (the GPL)
  MySQL>等待输入指令

• Database definition statements, commonly used commands

1. Create a database

   create database demodb;
   Query OK, 1 row affected (0.00 sec) 显示这样表示执行成功

2. View database

   show databases;

3. Select database

   use demodb;

4. View the current library use which tables

   show tables;

5. Delete Database

   drop database demodb;

• Datasheet operation, common commands

1. Create a table

   create table tb_demo(
   tbname varchar(10),
   tbdate date,
   tbsal float(10,2),
   tbno int(2)
   );

2. View table field structure

   tb_demo dec;

3. View table creation statement

   show create table tb_demo \G;

4. Delete table

   drop table tb_demo;