Prevent assertion failure in contrib/pg_freespacemap.
Applying pg_freespacemap() to a relation lacking storage (such as a
view) caused an assertion failure, although there was no ill effect
in non-assert builds. Add an error check for that case.
Bug: #18866
Reported-by: Robins Tharakan <tharakan@gmail.com>
Author: Tender Wang <tndrwang@gmail.com>
Reviewed-by: Euler Taveira <euler@eulerto.com>
Discussion: https://postgr.es/m/18866-d68926d0f1c72d44@postgresql.org
Backpatch-through: 13
Branch
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REL_13_STABLE
Details
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https://git.postgresql.org/pg/commitdiff/db8238da4265a1e381c0b5499cac2518580bb463
Modified Files
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contrib/pg_freespacemap/pg_freespacemap.c | 7 +++++++
1 file changed, 7 insertions(+)