type-casting and LIKE queries - Mailing list pgsql-general

From valerian
Subject type-casting and LIKE queries
Date
Msg-id 20030314062602.GA32380@hotpop.com
Whole thread Raw
Responses Re: type-casting and LIKE queries
Re: type-casting and LIKE queries
List pgsql-general
I have an indexed column called home_phone, which is of type bigint.
How can I search this column efficiently, using LIKE queries?  For
example:

   test=> SELECT id FROM user WHERE home_phone LIKE '407%'::bigint;
   ERROR:  Bad int8 external representation "407%"

Obviously, that's not correct, but I'm confused as to how the % and ?
characters can be used along with type-casting.  Or can they?



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