《MySQL必知必會》學習筆記

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MySQL必知必會學習筆記


chapter 01


SQL（發音爲字母S-Q-L或sequel）是結構化查詢語言（Structured Query Language）的縮寫。
SQL是一種專門用來與數據庫通信的語言。


chapter 02
mysql -u USER -p[PASSWORD]  [-h HOST -P PORT]


chapter 03
show databases;
use DATABASE;
show tables;


desc TABLE = describe TABLE = show columns from TABLE;


show status;
show create database DATABASE;
show create table TABLE;
show grants;
show errors|warnings;
help show;


mysql> help show;
Name: 'SHOW'
Description:
SHOW has many forms that provide information about databases, tables,
columns, or status information about the server. This section describes
those following:


SHOW AUTHORS
SHOW {BINARY | MASTER} LOGS
SHOW BINLOG EVENTS [IN 'log_name'] [FROM pos] [LIMIT [offset,] row_count]
SHOW CHARACTER SET [like_or_where]
SHOW COLLATION [like_or_where]
SHOW [FULL] COLUMNS FROM tbl_name [FROM db_name] [like_or_where]
SHOW CONTRIBUTORS
SHOW CREATE DATABASE db_name
SHOW CREATE EVENT event_name
SHOW CREATE FUNCTION func_name
SHOW CREATE PROCEDURE proc_name
SHOW CREATE TABLE tbl_name
SHOW CREATE TRIGGER trigger_name
SHOW CREATE VIEW view_name
SHOW DA…………………………………………………………………………