Re: [HACKERS] psql and libpq fixes - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: [HACKERS] psql and libpq fixes
Date
Msg-id 200002081602.LAA27899@candle.pha.pa.us
Whole thread Raw
In response to Re: [HACKERS] psql and libpq fixes  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: [HACKERS] psql and libpq fixes
List pgsql-hackers
> Peter Eisentraut <e99re41@DoCS.UU.SE> writes:
> >> In general, an existing script is not going to be written with the idea
> >> that psql will cut it off at the knees for provoking an error.  If the
> >> author *does* want all the rest of the commands to be skipped on error,
> >> he'll just have written BEGIN and END around the whole script.
> 
> > Last time I checked you couldn't roll back a create table. ;)
> 
> Au contraire, rolling back a CREATE works fine.  It's rolling back
> a DROP that gives trouble ;-)
> 
> This does bring up a thought --- should psql's kill-the-script-on-error
> option perhaps zap the script only for errors committed outside of a
> transaction block?  I'm not sure how hard it is for psql to keep track
> of whether the script is in an xact, so maybe this'd be far harder than
> it's worth.  Seems like it deserves some consideration though.

Why is being in a transaction block important?

--  Bruce Momjian                        |  http://www.op.net/~candle pgman@candle.pha.pa.us               |  (610)
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