diff options
| -rw-r--r-- | src/backend/rewrite/rewriteDefine.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/backend/rewrite/rewriteDefine.c b/src/backend/rewrite/rewriteDefine.c index d577d8d368f..ac68913d8b7 100644 --- a/src/backend/rewrite/rewriteDefine.c +++ b/src/backend/rewrite/rewriteDefine.c @@ -532,6 +532,18 @@ DefineQueryRewrite(const char *rulename, RelationGetDescr(event_relation), false, false); } + + /* + * And finally, if it's not an ON SELECT rule then it must *not* be + * named _RETURN. This prevents accidentally or maliciously replacing + * a view's ON SELECT rule with some other kind of rule. + */ + if (strcmp(rulename, ViewSelectRuleName) == 0) + ereport(ERROR, + (errcode(ERRCODE_INVALID_OBJECT_DEFINITION), + errmsg("non-view rule for \"%s\" must not be named \"%s\"", + RelationGetRelationName(event_relation), + ViewSelectRuleName))); } /* |