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CREATE TABLE table_name (value) AS SELECT TO_TIMESTAMP('8/31/2022 12:02:09.434916 AM', 'MM/DD/YYYY HH:MI:SS.FF AM') FROM DUAL UNION ALL SELECT TO_TIMESTAMP('8/30/2022 12:51:01.950574 AM', 'MM/DD/YYYY HH:MI:SS.FF AM') FROM DUAL UNION ALL SELECT TO_TIMESTAMP('8/26/2022 11:55:16.899643 PM', 'MM/DD/YYYY HH:MI:SS.FF AM') FROM DUAL UNION ALL SELECT TO_TIMESTAMP('8/26/2022 12:32:16.250415 AM', 'MM/DD/YYYY HH:MI:SS.FF AM') FROM DUAL UNION ALL SELECT TO_TIMESTAMP('8/25/2022 12:11:48.869983 AM', 'MM/DD/YYYY HH:MI:SS.FF AM') FROM DUAL UNION ALL SELECT TO_TIMESTAMP('8/23/2022 11:40:21.081020 PM', 'MM/DD/YYYY HH:MI:SS.FF AM') FROM DUAL UNION ALL SELECT TO_TIMESTAMP('8/23/2022 12:16:59.638991 AM', 'MM/DD/YYYY HH:MI:SS.FF AM') FROM DUAL UNION ALL SELECT TO_TIMESTAMP('8/19/2022 11:19:15.580283 PM', 'MM/DD/YYYY HH:MI:SS.FF AM') FROM DUAL UNION ALL SELECT TO_TIMESTAMP('8/18/2022 11:23:03.077817 PM', 'MM/DD/YYYY HH:MI:SS.FF AM') FROM DUAL UNION ALL SELECT TO_TIMESTAMP('8/17/2022 11:19:07.286905 PM', 'MM/DD/YYYY HH:MI:SS.FF AM') FROM DUAL UNION ALL SELECT TO_TIMESTAMP('8/16/2022 11:26:33.472424 PM', 'MM/DD/YYYY HH:MI:SS.FF AM') FROM DUAL UNION ALL SELECT TO_TIMESTAMP('8/15/2022 11:17:14.263464 PM', 'MM/DD/YYYY HH:MI:SS.FF AM') FROM DUAL UNION ALL SELECT TO_TIMESTAMP('8/12/2022 11:50:07.724526 PM', 'MM/DD/YYYY HH:MI:SS.FF AM') FROM DUAL UNION ALL SELECT TO_TIMESTAMP('8/11/2022 11:47:15.508658 PM', 'MM/DD/YYYY HH:MI:SS.FF AM') FROM DUAL UNION ALL SELECT TO_TIMESTAMP('8/10/2022 11:50:15.372413 PM', 'MM/DD/YYYY HH:MI:SS.FF AM') FROM DUAL UNION ALL SELECT TO_TIMESTAMP('8/10/2022 1:09:52.835009 AM', 'MM/DD/YYYY HH:MI:SS.FF AM') FROM DUAL UNION ALL SELECT TO_TIMESTAMP('8/9/2022 12:24:36.999384 AM', 'MM/DD/YYYY HH:MI:SS.FF AM') FROM DUAL UNION ALL SELECT TO_TIMESTAMP('8/6/2022 12:22:48.737356 AM', 'MM/DD/YYYY HH:MI:SS.FF AM') FROM DUAL UNION ALL SELECT TO_TIMESTAMP('8/5/2022 12:21:50.502211 AM', 'MM/DD/YYYY HH:MI:SS.FF AM') FROM DUAL UNION ALL SELECT TO_TIMESTAMP('8/4/2022 12:18:59.592631 AM', 'MM/DD/YYYY HH:MI:SS.FF AM') FROM DUAL UNION ALL SELECT TO_TIMESTAMP('8/3/2022 12:14:46.761802 AM', 'MM/DD/YYYY HH:MI:SS.FF AM') FROM DUAL UNION ALL SELECT TO_TIMESTAMP('8/2/2022 12:16:51.087926 AM', 'MM/DD/YYYY HH:MI:SS.FF AM') FROM DUAL;
22 rows affected
SELECT NUMTODSINTERVAL( AVG( CASE WHEN EXTRACT(HOUR FROM value) < 12 THEN CAST(value AS DATE) - TRUNC(value) ELSE CAST(value AS DATE) - TRUNC(value) - 1 END ), 'DAY' ) AS avg_delivery_time FROM table_name;
AVG_DELIVERY_TIME
+000000000 00:02:22.772727273