| From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
|---|---|
| To: | Thomas Munro <thomas(dot)munro(at)enterprisedb(dot)com> |
| Cc: | Prabhat Sahu <prabhat(dot)sahu(at)enterprisedb(dot)com>, Kevin Grittner <kgrittn(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Haribabu Kommi <kommi(dot)haribabu(at)gmail(dot)com>, Jim Nasby <Jim(dot)Nasby(at)bluetreble(dot)com>, Craig Ringer <craig(at)2ndquadrant(dot)com>, Michael Paquier <michael(dot)paquier(at)gmail(dot)com>, David Fetter <david(at)fetter(dot)org>, Kevin Grittner <kgrittn(at)ymail(dot)com>, Amit Khandekar <amit(dot)khandekar(at)enterprisedb(dot)com>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org>, Corey Huinker <corey(dot)huinker(at)gmail(dot)com> |
| Subject: | Re: delta relations in AFTER triggers |
| Date: | 2017-05-10 03:18:18 |
| Message-ID: | CA+TgmoYSWNdwtXZJ=p_-p1YUUhAHqWGJTKRKNhs351sytag3Ww@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Thu, May 4, 2017 at 5:51 AM, Thomas Munro
<thomas(dot)munro(at)enterprisedb(dot)com> wrote:
> Reproduced here. The stack looks like this:
>
> frame #3: 0x000000010f06f8b0
> postgres`ExceptionalCondition(conditionName="!(readptr->eflags &
> 0x0002)", errorType="FailedAssertion", fileName="tuplestore.c",
> lineNumber=1237) + 128 at assert.c:54
> frame #4: 0x000000010f0cbc85
> postgres`tuplestore_rescan(state=0x00007ff219840200) + 85 at
> tuplestore.c:1237
> frame #5: 0x000000010eced9b1
> postgres`ExecReScanNamedTuplestoreScan(node=0x00007ff21d007840) + 81
> at nodeNamedtuplestorescan.c:197
> frame #6: 0x000000010eca46a6
> postgres`ExecReScan(node=0x00007ff21d007840) + 822 at execAmi.c:216
> frame #7: 0x000000010ece7eca
> postgres`ExecNestLoop(node=0x00007ff21d006310) + 538 at
> nodeNestloop.c:148
>
> I think the problem is that the tuplestore read pointer hasn't been
> opened with the "rewindable" flag. It works for me with the attached.
Committed.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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