How to check if MySQL query is valid without executing it?

Question

I\'m making a simple tool that will get a string of MySQL commands and run it (on several DB servers sequentially). I trust the users to be sensible, but mistakes happen, and I\

Answer 1

You could create a temporary table to circumvent side effects of the query:

CREATE TEMPORARY TABLE users SELECT * FROM users;
INSERT INTO users(name) VALUES('UniqueName');
DROP TABLE users;
SELECT * FROM users WHERE name='UniqueName'; -- Should return 0 results