| From: | Andrew Dunstan <andrew(at)dunslane(dot)net> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: explain root element for auto-explain |
| Date: | 2009-08-20 16:40:53 |
| Message-ID: | 4A8D7C95.4080304@dunslane.net |
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| Lists: | pgsql-hackers |
Tom Lane wrote:
> Andrew Dunstan <andrew(at)dunslane(dot)net> writes:
>
>> Updated version with more complete information (regression crash was due
>> to my bad script).
>>
>
> I took a look through the source code to match it against this. I found
> that you missed a couple of possibilities: we have <Notify /> and
> <Utility-Statement /> as alternatives to <Query> just below <explain>.
>
What causes those to happen? Here's how I mangled the regression tests
to produce the output that this analysis was taken from:
perl -spi.bak -e
's/^(insert|update|select|delete|declare|execute|create table .* as)
/explain (analyse true, verbose true, format xml) $1 /i;' *.sql
cheers
andrew
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