10일 20일 30일 1 sleep20123 2 pg_sleep20123 1 3 dbms_pipe.receive_messagea20 4 4 or 5 WAITFOR 4 6 waitfor123 3 7 1 2 8 1123 2 9 dbms_pipe.receive_me 3 10 dbms_pipe.receive_me123 1 11 dbms_pipe.receive_messagea20123 3 12 OR123 13 PG_SLEEP20 5 14 SLEEP20 1 1 pg_sleep20123 2 OR 2 3 SLEEP20123 4 waitfor123 5 WAITFOR 5 6 1 1 7 dbms_pipe.receive_messagea20 7 8 dbms_pipe.receive_me 1 9 PG_SLEEP20 2 10 1123 7 11 dbms_pipe.receive_me123 2 12 OR123 4 13 SLEEP20 4 14 dbms_pipe.receive_messagea20123 2 1 pg_sleep20123 3 2 OR 3 WAITFOR123 2 4 SLEEP20123 2 5 1 3 6 WAITFOR 1 7 dbms_pipe.receive_me 4 8 PG_SLEEP20 1 9 1123 6 10 OR123 4 11 dbms_pipe.receive_messagea20 3 12 SLEEP20 2 13 dbms_pipe.receive_messagea20123 14 dbms_pipe.receive_me123 2 11위 - 20위
