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@ -1,3 +1,5 @@
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drop view if exists v1;
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drop table if exists t1,t4;
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create table t4 (
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pk_col int auto_increment primary key, a1 char(64), a2 char(64), b char(16), c char(16) not null, d char(16), dummy char(64) default ' '
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) engine=innodb;
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@ -70,3 +72,25 @@ explain select distinct f1, f2 from t1;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 range NULL PRIMARY 5 NULL 3 Using index for group-by; Using temporary
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drop table t1;
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create table t1(pk int primary key) engine=innodb;
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create view v1 as select pk from t1 where pk < 20;
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insert into t1 values (1), (2), (3), (4);
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select distinct pk from v1;
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pk
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1
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2
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3
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4
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insert into t1 values (5), (6), (7);
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select distinct pk from v1;
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pk
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1
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2
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3
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4
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5
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6
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7
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drop view v1;
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drop table t1;
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End of 5.1 tests
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@ -6,6 +6,11 @@
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--source include/have_innodb.inc
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--disable_warnings
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drop view if exists v1;
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drop table if exists t1,t4;
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--enable_warnings
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#
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# Bug #12672: primary key implcitly included in every innodb index
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#
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@ -93,3 +98,22 @@ alter table t1 drop primary key, add primary key (f2, f1);
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explain select distinct f1 a, f1 b from t1;
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explain select distinct f1, f2 from t1;
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drop table t1;
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#
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# Bug #36632: Select distinct from a simple view on an InnoDB table
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# returns incorrect results
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#
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create table t1(pk int primary key) engine=innodb;
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create view v1 as select pk from t1 where pk < 20;
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insert into t1 values (1), (2), (3), (4);
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select distinct pk from v1;
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insert into t1 values (5), (6), (7);
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select distinct pk from v1;
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drop view v1;
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drop table t1;
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--echo End of 5.1 tests
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