6/14/2023 0 Comments Mysql rename columnReplace database with your database name, the wildcard with the table name if you wish the privileges to only be applicable to certain tables (the wildcard makes the privilege applicable across all tables) and demo_user with the name of your user. To assign the required privileges to a certain user, you can use the following query: GRANT ALTER, CREATE, INSERT ON database.* TO 'demo_user' ![]() For renaming a table, required privileges are ALTER and DROP for the old table, then CREATE, ALTER and INSERT privileges for the new table to be created. In order to use ALTER TABLE you generally need the ALTER, CREATE and INSERT privileges. Simply put ALTER TABLE changes the structure of a table – it enables you to add, delete columns, add or remove indexes, rename columns or change their type. What is ALTER TABLE and What Does it Do?Īs already mentioned above, the ALTER TABLE statement enables DBAs and developers to add, delete or modify columns in a table. ![]() In this blog post we will try to look deeper into what it is, what it does and when should it be used. The ALTER TABLE statement is one of the most frequently used statements in the MySQL world – the statement allows you to add, delete or modify columns in a table.
0 Comments
Leave a Reply. |