jrgf 发表于 2018-9-11 12:17:28

查询Oracle执行的顺序

  explain plan for select CFG_ID, COUNT(0) total
  from LOG_FD_VIDEO_SAMPLE a
  where 1 = 1
  and SERVICE_TYPE = 35
  and FOUND_TIME >=
  to_date('2014-07-08 00:00:00', 'yyyy-MM-dd HH24:mi:ss')
  and FOUND_TIME
页: [1]
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