INDEX `post-user-id` (`post-user-id`),
INDEX `commented` (`commented`),
INDEX `received` (`received`),
- INDEX `wall` (`wall`),
- INDEX `origin` (`origin`),
INDEX `uid_received` (`uid`,`received`),
INDEX `uid_wall_received` (`uid`,`wall`,`received`),
INDEX `uid_commented` (`uid`,`commented`),
| post-user-id | post-user-id |
| commented | commented |
| received | received |
-| wall | wall |
-| origin | origin |
| uid_received | uid, received |
| uid_wall_received | uid, wall, received |
| uid_commented | uid, commented |
"post-user-id" => ["post-user-id"],
"commented" => ["commented"],
"received" => ["received"],
- "wall" => ["wall"],
- "origin" => ["origin"],
"uid_received" => ["uid", "received"],
"uid_wall_received" => ["uid", "wall", "received"],
"uid_commented" => ["uid", "commented"],