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Merge svojtovich@bk-internal.mysql.com:/home/bk/mysql-5.0

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into mysql.com:/home/svoj/devel/mysql/stddev-mysql-5.0


sql/item_sum.cc:
  Auto merged
sql/item_sum.h:
  Auto merged
sql/sql_yacc.yy:
  Auto merged
This commit is contained in:
unknown
2005-02-27 13:33:20 +04:00
parent 8167f5e5ed d339dd13cd
commit 87a48cdf0d
6 changed files with 49 additions and 16 deletions
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7
mysql-test/r/func_group.result
View File

@ -804,3 +804,10 @@ select cast(min(ifl) as decimal(5,2)) from t3;
cast(min(ifl) as decimal(5,2))
1.00
drop table t1, t2, t3;
CREATE TABLE t1 (id int(11),value1 float(10,2));
INSERT INTO t1 VALUES (1,0.00),(1,1.00), (1,2.00), (2,10.00), (2,11.00), (2,12.00), (2,13.00);
select id, stddev_pop(value1), var_pop(value1), stddev_samp(value1), var_samp(value1) from t1 group by id;
id stddev_pop(value1) var_pop(value1) stddev_samp(value1) var_samp(value1)
1 0.816497 0.666667 1.000000 1.000000
2 1.118034 1.250000 1.290994 1.666667
DROP TABLE t1;

10
mysql-test/t/func_group.test
View File

@ -514,3 +514,13 @@ insert into t3 values(1), (2);
select cast(min(ifl) as decimal(5,2)) from t3;
drop table t1, t2, t3;
#
# BUG#3190, WL#1639: Standard Deviation STDDEV - 2 different calculations
#
CREATE TABLE t1 (id int(11),value1 float(10,2));
INSERT INTO t1 VALUES (1,0.00),(1,1.00), (1,2.00), (2,10.00), (2,11.00), (2,12.00), (2,13.00);
select id, stddev_pop(value1), var_pop(value1), stddev_samp(value1), var_samp(value1) from t1 group by id;
DROP TABLE t1;