MySQL Sidu is a free web based MYSQL GUI similar to PHPMyAdmin. It has most of the features other GUIs have & besides them MySQL Sidu can:
* Group tables by first x chars of table names, and which you can control freely;
* Sort results in 1 column or 2 columns, …

Basics.
SELECT * FROM login /* foobar */
SELECT * FROM login WHERE id = 1 or 1=1
SELECT * FROM login WHERE id = 1 or 1=1 AND user LIKE “%root%”
Variations.
SELECT * FROM login WHE/**/RE id = 1 o/**/r 1=1
SELECT * FROM login WHE/**/RE id = 1 o/**/r 1=1 A/**/ND user L/**/IKE …