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Re: Adding some error context for lock wait failures - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Adding some error context for lock wait failures
Date
Msg-id 1664608.1752202408@sss.pgh.pa.us
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In response to Re: Adding some error context for lock wait failures  (Zhang Mingli <zmlpostgres@gmail.com>)
Responses Re: Adding some error context for lock wait failures
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Zhang Mingli <zmlpostgres@gmail.com> writes:
> Do we need to rollback error_context_stack to the previous state if we enter the branch for PG_CATCH()?

No.  The PG_TRY mechanism itself deals with that: the next outer
level of PG_TRY will restore error_context_stack to what it had
been.  If this were not so, most other places that add an
error_context_stack entry would also be broken.

            regards, tom lane

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