Re: Implementing Incremental View Maintenance

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Andrew Dunstan <andrew(at)dunslane(dot)net>
Cc: Yugo NAGATA <nagata(at)sraoss(dot)co(dot)jp>, Andy Fan <zhihui(dot)fan1213(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, Tatsuo Ishii <ishii(at)sraoss(dot)co(dot)jp>, Konstantin Knizhnik <k(dot)knizhnik(at)postgrespro(dot)ru>, Thomas Munro <thomas(dot)munro(at)gmail(dot)com>
Subject: Re: Implementing Incremental View Maintenance
Date: 2021-04-19 21:40:31
Message-ID: 345103.1618868431@sss.pgh.pa.us
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Andrew Dunstan <andrew(at)dunslane(dot)net> writes:
> This patch (v22c) just crashed for me with an assertion failure on
> Fedora 31. Here's the stack trace:

> #2  0x000000000094a54a in ExceptionalCondition
> (conditionName=conditionName(at)entry=0xa91dae "queryDesc->sourceText !=
> NULL", errorType=errorType(at)entry=0x99b468 "FailedAssertion",
> fileName=fileName(at)entry=0xa91468
> "/home/andrew/pgl/pg_head/src/backend/executor/execMain.c",
> lineNumber=lineNumber(at)entry=199) at
> /home/andrew/pgl/pg_head/src/backend/utils/error/assert.c:69

That assert just got added a few days ago, so that's why the patch
seemed OK before.

regards, tom lane

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