I hope the former better.
Test with query plan output, though
From: Adarsh Sharma [mailto:adarsh.sharma@stripped]
Sent: Tuesday, August 02, 2011 12:12 PM
Subject: Which is better
Just want to know which join is better for querying data faster.
I have 2 tables A ( 70 GB ) & B ( 7 MB )
A has 10 columns & B has 3 columns.Indexes exist on both tables's ids.
select p.* from table A p, B q where p.id=q.id
select p.* from table B q , A p where q.id=p.id
MySQL General Mailing List
For list archives: http://lists.mysql.com/mysql
Get your world in your inbox!
Mail, widgets, documents, spreadsheets, organizer and much more with your Sifymail WIYI
Log on to http://www.sify.com
********** DISCLAIMER **********
Information contained and transmitted by this E-MAIL is proprietary to
Sify Technologies Limited and is intended for use only by the individual or entity to
which it is addressed, and may contain information that is privileged,
confidential or exempt from disclosure under applicable law. If this is a
forwarded message, the content of this E-MAIL may not have been sent with
the authority of the Company. If you are not the intended recipient, an
agent of the intended recipient or a person responsible for delivering the
information to the named recipient, you are notified that any use,
distribution, transmission, printing, copying or dissemination of this
information in any way or in any manner is strictly prohibited. If you have
received this communication in error, please delete this mail & notify us
immediately at admin@stripped