diff options
Diffstat (limited to 'src/backend/parser/parse_merge.c')
| -rw-r--r-- | src/backend/parser/parse_merge.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/backend/parser/parse_merge.c b/src/backend/parser/parse_merge.c index 611dfce1d6b..d8866373b8f 100644 --- a/src/backend/parser/parse_merge.c +++ b/src/backend/parser/parse_merge.c @@ -155,12 +155,12 @@ transformMergeStmt(ParseState *pstate, MergeStmt *stmt) /* * Check for unreachable WHEN clauses */ - if (mergeWhenClause->condition == NULL) - is_terminal[when_type] = true; - else if (is_terminal[when_type]) + if (is_terminal[when_type]) ereport(ERROR, (errcode(ERRCODE_SYNTAX_ERROR), errmsg("unreachable WHEN clause specified after unconditional WHEN clause"))); + if (mergeWhenClause->condition == NULL) + is_terminal[when_type] = true; } /* |