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Teach pgrowlocks to check relkind before scanning

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Author: Amit Langote <Langote_Amit_f8@lab.ntt.co.jp>
This commit is contained in:
Peter Eisentraut 2017-06-21 23:19:13 -04:00
parent fb886c153b
commit b56818abd4
1 changed files with 13 additions and 1 deletions
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14
contrib/pgrowlocks/pgrowlocks.c
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@ -97,7 +97,19 @@ pgrowlocks(PG_FUNCTION_ARGS)
relname = PG_GETARG_TEXT_PP(0);
relrv = makeRangeVarFromNameList(textToQualifiedNameList(relname));
rel = heap_openrv(relrv, AccessShareLock);
rel = relation_openrv(relrv, AccessShareLock);
if (rel->rd_rel->relkind == RELKIND_PARTITIONED_TABLE)
ereport(ERROR,
(errcode(ERRCODE_WRONG_OBJECT_TYPE),
errmsg("\"%s\" is a partitioned table",
RelationGetRelationName(rel)),
errdetail("Partitioned tables do not contain rows.")));
else if (rel->rd_rel->relkind != RELKIND_RELATION)
ereport(ERROR,
(errcode(ERRCODE_WRONG_OBJECT_TYPE),
errmsg("\"%s\" is not a table",
RelationGetRelationName(rel))));
/*
* check permissions: must have SELECT on table or be in