Length limit for query - Mailing list pgsql-general

From Emi Lu
Subject Length limit for query
Date
Msg-id 44EDA29E.7030108@encs.concordia.ca
Whole thread Raw
Responses Re: Length limit for query  (Ron Johnson <ron.l.johnson@cox.net>)
List pgsql-general
Hello,

It appears in MySql 3.23 the limit is 16 MB.  In 4.0 and later, it is 1 GB

http://dev.mysql.com/doc/refman/4.1/en/packet-too-large.html


Could someone tell me where I can find PostgreSQL doc about the query
length please
Tks a lot!

> Hello,
>
> Just curious to know whether postgresql has any length constraint
> about where part, such as
>
>
> Query =
> [
> select col1, col2, ... coln
> from table 1, table2,
> where
>
> constraint1 + constraint2 +................................constraintN
> ]
>
> Is there any length arrange for the Query str such as 500M, 1G, etc?
> Or the query can be as long as it is.
>
> Thanks a lot!
>
>
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