I am perplexed trying to retrieve all the rows I need in the query I'm
doing.
I have a table with keeping track of people using ID numbers as the primary
key and another table with coupon numbers and a reference to the first
table. But not all the second table is going to have correlating
Well then you are looking to do a left join.
SELECT table1.id, table2.coupon FROM table1 LEFT JOIN table2 ON
table1.id=table2.person_id;
In your example, the WHERE is not only a join condition, but also a
filter. It gives you exactly what you asked for, only those records
whose id's match. A
You should use LEFT JOIN.
Regards,
I am perplexed trying to retrieve all the rows I need in the query
I'm doing.
I have a table with keeping track of people using ID numbers as the primary
key and another table with coupon numbers and a reference to the
first table. But not all the
