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help / color / mirror / Atom feedFrom: Claudio Freire <[email protected]>
To: Johan Fredriksson <[email protected]>
Cc: postgres performance list <[email protected]>
Subject: Re: Performance problems with 9.2.15
Date: Thu, 21 Jul 2016 15:24:17 -0300
Message-ID: <CAGTBQpa8ktuwBPnR7bMW3fyzO-mfsttfaPwK82GaEyT3_5OeSA@mail.gmail.com> (raw)
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On Thu, Jul 21, 2016 at 11:48 AM, Johan Fredriksson <[email protected]> wrote:
> EXPLAIN ANALYZE VERBOSE SELECT DISTINCT main.* FROM Users main CROSS
> JOIN ACL ACL_3 JOIN Principals Principals_1 ON ( Principals_1.id =
> main.id ) JOIN CachedGroupMembers CachedGroupMembers_2 ON
> ( CachedGroupMembers_2.MemberId = Principals_1.id ) JOIN
> CachedGroupMembers CachedGroupMembers_4 ON
> ( CachedGroupMembers_4.MemberId = Principals_1.id ) WHERE
> ((ACL_3.ObjectType = 'RT::Queue' AND ACL_3.ObjectId = 85) OR
> (ACL_3.ObjectType = 'RT::System' AND ACL_3.ObjectId = 1)) AND
> (ACL_3.PrincipalId = CachedGroupMembers_4.GroupId) AND
> (ACL_3.PrincipalType = 'Group') AND (ACL_3.RightName = 'OwnTicket') AND
> (CachedGroupMembers_2.Disabled = '0') AND (CachedGroupMembers_2.GroupId
> = '4') AND (CachedGroupMembers_4.Disabled = '0') AND
> (Principals_1.Disabled = '0') AND (Principals_1.PrincipalType = 'User')
> AND (Principals_1.id != '1') ORDER BY main.Name ASC;
That cross join doesn't look right. It has no join condition.
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To: [email protected]
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Subject: Re: Performance problems with 9.2.15
In-Reply-To: <CAGTBQpa8ktuwBPnR7bMW3fyzO-mfsttfaPwK82GaEyT3_5OeSA@mail.gmail.com>
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