Character fields and length - Mailing list pgsql-general

From Brandon Aiken
Subject Character fields and length
Date
Msg-id F8E84F0F56445B4CB39E019EF67DACBA2F2454@exchsrvr.winemantech.com
Whole thread Raw
Responses Re: Character fields and length
List pgsql-general

I know that in PostgreSQL, there is no performance difference between character and character varying.  

 

Is there any penalty in either performance or disk space for not specifying a length on char and varchar fields?  Is it really just there only as a basic check constraint for the logical model?

 

--

Brandon Aiken

CS/IT Systems Engineer

 

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