Re: - operator overloading not giving expected result

From: "Peter J(dot) Holzer" <hjp-pgsql(at)hjp(dot)at>
To: pgsql-general(at)lists(dot)postgresql(dot)org
Subject: Re: - operator overloading not giving expected result
Date: 2022-07-08 10:59:05
Message-ID: 20220708105905.ja537lv6eec7atuz@hjp.at
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On 2022-07-05 13:52:32 +0530, Rajesh S wrote:
> We are migrating our database from Oracle to Postgresql.  In oracle we have
> used this syntax "SELECT ('1999-12-30'::DATE) - ('1999-12-11'::DATE)" to get
> difference between two dates as a integer output (ex: 19).  But in Postgres the
> same query returns result as "19 days".

Which PostgreSQL version is this?

I get 19 with PostgreSQL 11.16 and 14.0.

hp

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_ | Peter J. Holzer | Story must make more sense than reality.
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| | | hjp(at)hjp(dot)at | -- Charles Stross, "Creative writing
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