“Oracle Plan Hash Wartość” Kod odpowiedzi

Oracle Plan Hash Wartość

SELECT DISTINCT sql_id, plan_hash_value
FROM dba_hist_sqlstat dhs,
    (
    SELECT /*+ NO_MERGE */ MIN(snap_id) min_snap, MAX(snap_id) max_snap
    FROM dba_hist_snapshot ss
    WHERE ss.begin_interval_time BETWEEN (SYSDATE - 4) AND SYSDATE
    ) s
WHERE dhs.snap_id BETWEEN s.min_snap AND s.max_snap
  AND dhs.sql_id IN ('my_sql_id');