Since you are comparing a string to a number, it probably can not use
the index.
Perhaps you should be more careful with your queries.
Gatica, Mario Alberto wrote:
I found the following error with mysql server version 3.23.52.
mysql select snb,id_servicio from Abonados_Servicios where
I found the following error with mysql server version 3.23.52.
mysql select snb,id_servicio from Abonados_Servicios where
snb=1144293549;
9 rows in set (0.01 sec)
mysql select snb,id_servicio from Abonados_Servicios where snb=1144293549;
9 rows in set (45.61 sec)
mysql describe
