ASH - Top запросов и их ожидания
SELECT * FROM ( SELECT count(1) cnt,t.sql_id,sql_text,stragg(distinct event) events FROM dba_hist_active_sess_history t left join gv$sql s on s.SQL_ID = t.sql_id where t.sample_time between to_date('27.03.2019 18:04:57','dd.mm.yyyy hh24:mi:ss') and to_date('27.03.2019 19:04:17','dd.mm.yyyy hh24:mi:ss') and t.action like '%293213%' group by t.sql_id,sql_text order by 1 desc) where rownum<=10