Feature:
Things to Avoid in Queries
Subqueries and Correlated subqueries
http://dev.mysql.com/doc/refman/4.1/en/correlated-subqueries.html
Jan Kneschke’s post on Groupwise Maximum:
http://jan.kneschke.de/projects/mysql/groupwise-max
Calculated comparisons do not use indexes
INSERT IGNORE
REPLACE
INSERT…ON DUPLICATE KEY
Feedback:
Email podcast@technocation.org
call the comment line at +1 617-674-2369
use Odeo to leave a voice mail through your …
[Read more]