diff options
Diffstat (limited to 'src/backend/parser/parse_utilcmd.c')
| -rw-r--r-- | src/backend/parser/parse_utilcmd.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/backend/parser/parse_utilcmd.c b/src/backend/parser/parse_utilcmd.c index b57253463b9..6d283006e3d 100644 --- a/src/backend/parser/parse_utilcmd.c +++ b/src/backend/parser/parse_utilcmd.c @@ -196,6 +196,16 @@ transformCreateStmt(CreateStmt *stmt, const char *queryString) */ if (stmt->if_not_exists && OidIsValid(existing_relid)) { + /* + * If we are in an extension script, insist that the pre-existing + * object be a member of the extension, to avoid security risks. + */ + ObjectAddress address; + + ObjectAddressSet(address, RelationRelationId, existing_relid); + checkMembershipInCurrentExtension(&address); + + /* OK to skip */ ereport(NOTICE, (errcode(ERRCODE_DUPLICATE_TABLE), errmsg("relation \"%s\" already exists, skipping", |