MySQL DDL Operations: Difference between revisions
Jump to navigation
Jump to search
(→Tables) |
|||
| (12 intermediate revisions by the same user not shown) | |||
| Line 18: | Line 18: | ||
GRANT ALL PRIVILEGES ON some_database.* TO 'someuser'@'localhost'; | GRANT ALL PRIVILEGES ON some_database.* TO 'someuser'@'localhost'; | ||
FLUSH PRIVILEGES; | FLUSH PRIVILEGES; | ||
</syntaxhighlight> | |||
==Show Privileges== | |||
<syntaxhighlight lang='sql'> | |||
SHOW GRANTS FOR 'someuser'@'localhost'; | |||
</syntaxhighlight> | </syntaxhighlight> | ||
==Delete User== | ==Delete User== | ||
<syntaxhighlight lang='sql'> | <syntaxhighlight lang='sql'> | ||
DROP USER 'someuser'@'localhost'; | |||
</syntaxhighlight> | </syntaxhighlight> | ||
=Database= | =Database= | ||
==Display Databases== | ==Display Databases== | ||
<syntaxhighlight lang='sql'> | <syntaxhighlight lang='sql'> | ||
SHOW DATABASES; | SHOW DATABASES; | ||
</syntaxhighlight> | |||
=Check if a Database Exists= | |||
<syntaxhighlight lang='sql'> | |||
SHOW DATABASES LIKE 'some_database'; | |||
</syntaxhighlight> | |||
<syntaxhighlight lang='sql'> | |||
SELECT SCHEMA_NAME FROM INFORMATION_SCHEMA.SCHEMATA WHERE SCHEMA_NAME='some_database'" | |||
</syntaxhighlight> | </syntaxhighlight> | ||
| Line 36: | Line 49: | ||
==Delete Database== | ==Delete Database== | ||
<syntaxhighlight lang='sql'> | <syntaxhighlight lang='sql'> | ||
DROP DATABASE some_database; | |||
</syntaxhighlight> | |||
=Tables= | |||
==Show Tables== | |||
Show the tables in the database. | |||
<syntaxhighlight lang='sql'> | |||
SHOW TABLES; | |||
</syntaxhighlight> | </syntaxhighlight> | ||
==Create Table== | |||
{{Internal|SQL_CREATE_ALTER_DROP_TABLE#CREATE|Standard SQL Syntax}} | |||
=Views= | |||
==Create View== | |||
{{Internal|SQL_CREATE_ALTER_DROP_VIEW#CREATE|Standard SQL Syntax}} | |||
Latest revision as of 17:08, 23 May 2024
Internal
Server Version
SELECT VERSION();
Users
Display Users
SELECT USER FROM mysql.user;
Create User
CREATE USER 'someuser'@'localhost' IDENTIFIED BY 'somepassword';
Grant to User All Privileges on a Database
GRANT ALL PRIVILEGES ON some_database.* TO 'someuser'@'localhost';
FLUSH PRIVILEGES;
Show Privileges
SHOW GRANTS FOR 'someuser'@'localhost';
Delete User
DROP USER 'someuser'@'localhost';
Database
Display Databases
SHOW DATABASES;
Check if a Database Exists
SHOW DATABASES LIKE 'some_database';
SELECT SCHEMA_NAME FROM INFORMATION_SCHEMA.SCHEMATA WHERE SCHEMA_NAME='some_database'"
Create Database
CREATE DATABASE some_database;
Delete Database
DROP DATABASE some_database;
Tables
Show Tables
Show the tables in the database.
SHOW TABLES;