10일 20일 30일 1 waitfor123 2 2 1 2 3 OR 3 4 pg_sleep20123 5 SLEEP20 3 6 SLEEP20123 4 7 1123 2 8 dbms_pipe.receive_me 2 9 PG_SLEEP20 2 10 dbms_pipe.receive_me123 5 11 dbms_pipe.receive_messagea20 3 12 dbms_pipe.receive_messagea20123 1 13 OR123 1 14 WAITFOR 1 1 waitfor123 1 2 PG_SLEEP20123 1 3 SLEEP20123 2 4 1 5 OR 6 SLEEP20 2 7 PG_SLEEP20 6 8 1123 1 9 dbms_pipe.receive_me 2 10 dbms_pipe.receive_me123 11 dbms_pipe.receive_messagea20123 1 12 OR123 6 13 WAITFOR 1 14 dbms_pipe.receive_messagea20 3 1 WAITFOR123 2 PG_SLEEP20123 3 SLEEP20123 4 1 5 SLEEP20 4 6 OR 3 7 1123 6 8 dbms_pipe.receive_me 1 9 dbms_pipe.receive_me123 1 10 OR123 5 11 PG_SLEEP20 3 12 dbms_pipe.receive_messagea20 2 13 dbms_pipe.receive_messagea20123 2 14 WAITFOR 2 11위 - 20위
