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3 Commits

Author SHA1 Message Date
Sergei Petrunia
68ed3a81f2 MDEV-20854: ANALYZE for statements: not clear where the time is spent
Count the "gap" time between table accesses and display it as
r_other_time_ms in the "table" element.

* The advantage of this approach is that it doesn't add any new
  my_timer_cycles() calls.
* The disadvantage is that the definition of what is done during
  "other time" is not that clear: it includes checking the WHERE
  (for this table), constructing index lookup tuple (for the next table)
  writing to GROUP BY temporary table (as we dont account for that time
  separately [yet], etc)
2019-11-12 14:40:00 +03:00
Alexander Barkov
edef6a0074 Merge remote-tracking branch 'origin/10.4' into 10.5 2019-09-24 12:53:11 +04:00
WayneXia
a896bebfa6 MDEV-18844 Implement EXCEPT ALL and INTERSECT ALL operations 2019-08-24 21:44:41 +08:00