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author | unknown <bell@sanja.is.com.ua> | 2005-01-20 13:56:22 +0200 |
---|---|---|
committer | unknown <bell@sanja.is.com.ua> | 2005-01-20 13:56:22 +0200 |
commit | b3cd49f3127f5cf41d2b4e42c6597262ca6a5376 (patch) | |
tree | 21dfccc4d439dea41620fde468f0da09aa412135 /mysql-test | |
parent | 0a8852c343c97fdb22c6754ac4cae569f474960e (diff) | |
download | mariadb-git-b3cd49f3127f5cf41d2b4e42c6597262ca6a5376.tar.gz |
fixed problem with distinct select with grouping and subqueries (BUG#7946)
mysql-test/r/derived.result:
DISTINCT over grouped select on subquery in the FROM clause
mysql-test/t/derived.test:
DISTINCT over grouped select on subquery in the FROM clause
sql/sql_select.cc:
used current join copy for test
Diffstat (limited to 'mysql-test')
-rw-r--r-- | mysql-test/r/derived.result | 9 | ||||
-rw-r--r-- | mysql-test/t/derived.test | 10 |
2 files changed, 19 insertions, 0 deletions
diff --git a/mysql-test/r/derived.result b/mysql-test/r/derived.result index 7e6b9b44566..61d745d0236 100644 --- a/mysql-test/r/derived.result +++ b/mysql-test/r/derived.result @@ -330,3 +330,12 @@ SELECT MIN(price) min, MAX(price) max, AVG(price) avg FROM (SELECT SUBSTRING( MA min max avg 10.00 10.00 10 DROP TABLE t1; +create table t1 (a integer, b integer); +insert into t1 values (1,4), (2,2),(2,2), (4,1),(4,1),(4,1),(4,1); +select distinct sum(b) from t1 group by a; +sum(b) +4 +select distinct sum(b) from (select a,b from t1) y group by a; +sum(b) +4 +drop table t1; diff --git a/mysql-test/t/derived.test b/mysql-test/t/derived.test index 64e3fe8929b..8b322746ed6 100644 --- a/mysql-test/t/derived.test +++ b/mysql-test/t/derived.test @@ -214,3 +214,13 @@ CREATE TABLE `t1` ( `itemid` int(11) NOT NULL default '0', `grpid` varchar(15) N insert into t1 values (128, 'rozn', 2, now(), 10),(128, 'rozn', 1, now(), 10); SELECT MIN(price) min, MAX(price) max, AVG(price) avg FROM (SELECT SUBSTRING( MAX(concat(date_,";",price)), 12) price FROM t1 WHERE itemid=128 AND grpid='rozn' GROUP BY itemid, grpid, vendor) lastprices; DROP TABLE t1; + +# +# DISTINCT over grouped select on subquery in the FROM clause +# +create table t1 (a integer, b integer); +insert into t1 values (1,4), (2,2),(2,2), (4,1),(4,1),(4,1),(4,1); +select distinct sum(b) from t1 group by a; +select distinct sum(b) from (select a,b from t1) y group by a; +drop table t1; + |