I have a simple query, (part of a union).
calendar is a table of only dates, `date` as PK.
sales has a multi-col index on (date, uid).
(select calendar.date as date,
time_format(time(sales.date),'%H:%i') as time,
from calendar
left join sales
on date(sales.date) =
- Original Message -
From: Jonathan Mangin [EMAIL PROTECTED]
To: mysql@lists.mysql.com
Sent: Monday, November 21, 2005 8:48 AM
Subject: Index of JOINed table?
I have a simple query, (part of a union).
calendar is a table of only dates, `date` as PK.
sales has a multi-col index
Jonathan Mangin wrote:
I have a simple query, (part of a union).
calendar is a table of only dates, `date` as PK.
sales has a multi-col index on (date, uid).
(select calendar.date as date,
time_format(time(sales.date),'%H:%i') as time,
from calendar
left join sales
on
