store, frontend: Added support for iterating arrays (using ALL / ANY).

[sysdb.git] / src / frontend / grammar.y

diff --git a/src/frontend/grammar.y b/src/frontend/grammar.y
index 6791806b0bf473593330a7c057b75644268d7d0e..80fb249684e0120be85cd421905fec666d277bc4 100644 (file)
--- a/src/frontend/grammar.y
+++ b/src/frontend/grammar.y
@@ -555,6 +555,8 @@ iterable:
        METRIC_T { $$ = SDB_METRIC; }
        |
        ATTRIBUTE_T { $$ = SDB_ATTRIBUTE; }
+       |
+       BACKEND_T { $$ = SDB_FIELD_BACKEND; }
        ;
 
 field:
@@ -670,13 +672,15 @@ name_iter_matcher(int m_type, int type, const char *cmp,
        sdb_store_matcher_t *m, *tmp = NULL;
        assert(cb);
 
-       /* TODO: this only works as long as queries
-        * are limited to hosts */
+       /* hosts are never iterable */
        if (type == SDB_HOST) {
                return NULL;
        }
 
-       e = sdb_store_expr_fieldvalue(SDB_FIELD_NAME);
+       if (type == SDB_FIELD_BACKEND)
+               e = sdb_store_expr_fieldvalue(type);
+       else
+               e = sdb_store_expr_fieldvalue(SDB_FIELD_NAME);
        m = cb(e, expr);
        if (m_type == MATCHER_ANY)
                tmp = sdb_store_any_matcher(type, m);