Commit a57c08d4 authored by evgen@moonbone.local's avatar evgen@moonbone.local

Merge epotemkin@bk-internal.mysql.com:/home/bk/mysql-4.1

into moonbone.local:/work/13855-bug-4.1-mysql
parents 4a11f3cb ec009d69
...@@ -2698,3 +2698,11 @@ a b c d ...@@ -2698,3 +2698,11 @@ a b c d
1 2 2 1 1 2 2 1
1 2 3 1 1 2 3 1
DROP TABLE IF EXISTS t1, t2; DROP TABLE IF EXISTS t1, t2;
create table t1 (f1 int primary key, f2 int);
create table t2 (f3 int, f4 int, primary key(f3,f4));
insert into t1 values (1,1);
insert into t2 values (1,1),(1,2);
select distinct count(f2) >0 from t1 left join t2 on f1=f3 group by f1;
count(f2) >0
1
drop table t1,t2;
...@@ -2228,4 +2228,13 @@ SELECT t2.a, t2.b, IF(t1.b IS NULL,'',c) AS c, COUNT(*) AS d FROM t2,t1 ...@@ -2228,4 +2228,13 @@ SELECT t2.a, t2.b, IF(t1.b IS NULL,'',c) AS c, COUNT(*) AS d FROM t2,t1
WHERE t2.a = t1.a AND t2.b = t1.b GROUP BY a, b, c; WHERE t2.a = t1.a AND t2.b = t1.b GROUP BY a, b, c;
DROP TABLE IF EXISTS t1, t2; DROP TABLE IF EXISTS t1, t2;
#
# Bug #13855 select distinct with group by caused server crash
#
create table t1 (f1 int primary key, f2 int);
create table t2 (f3 int, f4 int, primary key(f3,f4));
insert into t1 values (1,1);
insert into t2 values (1,1),(1,2);
select distinct count(f2) >0 from t1 left join t2 on f1=f3 group by f1;
drop table t1,t2;
# End of 4.1 tests # End of 4.1 tests
...@@ -172,7 +172,7 @@ void report_stats() ...@@ -172,7 +172,7 @@ void report_stats()
log_msg("\nFailed %u/%u test(s), %.02f%% successful.\n", log_msg("\nFailed %u/%u test(s), %.02f%% successful.\n",
total_fail, total_test, percent); total_fail, total_test, percent);
log_msg("\nThe .out and .err files in %s may give you some\n", result_dir); log_msg("\nThe .out and .err files in %s may give you some\n", result_dir);
log_msg("hint of what when wrong.\n"); log_msg("hint of what went wrong.\n");
log_msg("\nIf you want to report this error, please first read the documentation\n"); log_msg("\nIf you want to report this error, please first read the documentation\n");
log_msg("at: http://www.mysql.com/doc/en/MySQL_test_suite.html\n"); log_msg("at: http://www.mysql.com/doc/en/MySQL_test_suite.html\n");
} }
......
...@@ -689,6 +689,7 @@ JOIN::optimize() ...@@ -689,6 +689,7 @@ JOIN::optimize()
{ {
order=0; // The output has only one row order=0; // The output has only one row
simple_order=1; simple_order=1;
select_distinct= 0; // No need in distinct for 1 row
} }
calc_group_buffer(this, group_list); calc_group_buffer(this, group_list);
......
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