Choice? *? From where? tablename? Where is it? id & gtxxxLIMIT? 10 If we want to separate them, how many random numbers x 1 x2 x3 can we generate?
Choice? *? From where? tablename? Where is it? Id>x 1 limit? 10?
Choice? *? From where? tablename? Where is it? id & gtx2LIMIT? 10 If there are other indexes, you can randomly choose one larger or smaller than this.
Choice? *? From where? tablename? Where is it? uid & gtx 1? And then what? id & gtxxx? Limit? 10