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add VARIANCE function

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mysql-test/r/func_group.result:
  add 'VARIANCE' tests
mysql-test/r/having.result:
  add 'VARIANCE' tests
mysql-test/r/select.result:
  add 'VARIANCE' tests
mysql-test/t/func_group.test:
  add 'VARIANCE' tests
mysql-test/t/having.test:
  add 'VARIANCE' tests
mysql-test/t/select.test:
  add 'VARIANCE' tests
sql/item.cc:
  add 'VARIANCE' sum function
sql/item.h:
  add 'VARIANCE' sum function
sql/item_sum.cc:
  add 'VARIANCE' sum function
sql/item_sum.h:
  add 'VARIANCE' sum function
BitKeeper/etc/logging_ok:
  Logging to logging@openlogging.org accepted
This commit is contained in:
unknown
2002-12-14 03:36:59 +04:00
parent 3b33f0c2c1
commit e10f255dd6
14 changed files with 129 additions and 62 deletions
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16
mysql-test/r/select.result
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@ -2656,14 +2656,14 @@ companynr count(*)
58 23
53 4
50 11
select count(*),min(fld4),max(fld4),sum(fld1),avg(fld1),std(fld1) from t2 where companynr = 34 and fld4<>"";
count(*) min(fld4) max(fld4) sum(fld1) avg(fld1) std(fld1)
70 absentee vest 17788966 254128.0857 3272.5940
select companynr,count(*),min(fld4),max(fld4),sum(fld1),avg(fld1),std(fld1) from t2 group by companynr limit 3;
companynr count(*) min(fld4) max(fld4) sum(fld1) avg(fld1) std(fld1)
00 82 Anthony windmills 10355753 126289.6707 115550.9757
29 95 abut wetness 14473298 152350.5053 8368.5480
34 70 absentee vest 17788966 254128.0857 3272.5940
select count(*),min(fld4),max(fld4),sum(fld1),avg(fld1),std(fld1),variance(fld1) from t2 where companynr = 34 and fld4<>"";
count(*) min(fld4) max(fld4) sum(fld1) avg(fld1) std(fld1) variance(fld1)
70 absentee vest 17788966 254128.0857 3272.5940 10709871.3069
select companynr,count(*),min(fld4),max(fld4),sum(fld1),avg(fld1),std(fld1),variance(fld1) from t2 group by companynr limit 3;
companynr count(*) min(fld4) max(fld4) sum(fld1) avg(fld1) std(fld1) variance(fld1)
00 82 Anthony windmills 10355753 126289.6707 115550.9757 13352027981.7087
29 95 abut wetness 14473298 152350.5053 8368.5480 70032594.9026
34 70 absentee vest 17788966 254128.0857 3272.5940 10709871.3069
select companynr,t2nr,count(price),sum(price),min(price),max(price),avg(price) from t3 where companynr = 37 group by companynr,t2nr limit 10;
companynr t2nr count(price) sum(price) min(price) max(price) avg(price)
37 1 1 5987435 5987435 5987435 5987435.0000