| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org> |
| Cc: | Erik Wienhold <ewie(at)ewie(dot)name>, "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com>, "pgsql-general(at)lists(dot)postgresql(dot)org" <pgsql-general(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: rollback to savepoint issue |
| Date: | 2023-09-05 13:19:40 |
| Message-ID: | 1314500.1693919980@sss.pgh.pa.us |
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| Lists: | pgsql-general |
Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org> writes:
> But it gets worse. If you create a procedure (no longer a function)
> with a SAVEPOINT and ROLLBACK TO SAVEPOINT, it'll complain about the
> ROLLBACK TO command, but not about SAVEPOINT; and if you remove that,
> then it'll fail at runtime saying that SAVEPOINT is unsupported.
ROLLBACK in plpgsql is a different command with different syntax
options than the core grammar has. So this is a matter of when
syntax errors are detected vs. when semantic errors are detected.
regards, tom lane
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