Use array ALL() function, and remove json/jsonb casts

[postgresql/pg_jsonb_delete_op] / pg_jsonb_delete_op.sql

diff --git a/pg_jsonb_delete_op.sql b/pg_jsonb_delete_op.sql
index 4f559c89d7263ffa9d120a5f4595994a718aea97..5671a35a2ced794e5ae4b74464a0ac8bb4850667 100755 (executable)
--- a/pg_jsonb_delete_op.sql
+++ b/pg_jsonb_delete_op.sql
@@ -31,7 +31,7 @@ $BODY$
         (
             SELECT ('{' || string_agg(to_json(key) || ':' || value, ',') || '}')
             FROM jsonb_each(a)
-            WHERE NOT to_json(key)::jsonb ?| b
+            WHERE key <> ALL(b)
         )
     , '{}')::jsonb;
 $BODY$