different between limit query in mysql and php -
this question has answer here:
i'm trying make page number table , need know row count.
for example query select * tbl
, result 100rows.
i should limit query 10rows
1 page.
if cant rows count.
i want know there different between limit mysql our php
in process speed.
please tell me if have idea.
you shoud use limit
in mysql. why?
*because take less time fetch amount of data , transmit instead of getting everything. *because consume less memory. *because working smaller arrays faster.
as me, used php filter when not perform filtering in mysql
just update answer, joachim isaksson posted:
sql_calc_found_rows count rows, can perform correct pagination.
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