diff options
Diffstat (limited to 'src/backend/parser/analyze.c')
| -rw-r--r-- | src/backend/parser/analyze.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/backend/parser/analyze.c b/src/backend/parser/analyze.c index fb28e471685..8f8da0523c5 100644 --- a/src/backend/parser/analyze.c +++ b/src/backend/parser/analyze.c @@ -2167,6 +2167,18 @@ transformCreateTableAsStmt(ParseState *pstate, CreateTableAsStmt *stmt) errmsg("materialized views may not be defined using bound parameters"))); /* + * For now, we disallow unlogged materialized views, because it + * seems like a bad idea for them to just go to empty after a crash. + * (If we could mark them as unpopulated, that would be better, but + * that requires catalog changes which crash recovery can't presently + * handle.) + */ + if (stmt->into->rel->relpersistence == RELPERSISTENCE_UNLOGGED) + ereport(ERROR, + (errcode(ERRCODE_FEATURE_NOT_SUPPORTED), + errmsg("materialized views cannot be UNLOGGED"))); + + /* * At runtime, we'll need a copy of the parsed-but-not-rewritten Query * for purposes of creating the view's ON SELECT rule. We stash that * in the IntoClause because that's where intorel_startup() can |