Query Performance
- From: "MoinJ" <MoinJ@xxxxxxxxxxxxxxxxxxxxxxxxx>
- Date: Wed, 20 Apr 2005 12:14:02 -0700
I have 2 tables, Make and Model where Make is the master table and Model has
a reference of make table by Make_Id since there can be multiple models for a
single make. Now, i have 4 SQL's below and i want to know which SQL should
perform better.
select make.make_name, model.model_name
from make, model
where make.make_id = 1000
and make.make_id = model.make_id
select make.make_name, model.model_name
from make, model
where make.make_id = 1000
and model.make_id = make.make_id
select make.make_name, model.model_name
from make, model
where make.make_id = model.make_id
and make.make_id = 1000
select make.make_name, model.model_name
from make, model
where model.make_id = make.make_id
and make.make_id = 1000
Thanks,
Moin
.
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