diff options
Diffstat (limited to 'mysql-test/t/join.test')
-rw-r--r-- | mysql-test/t/join.test | 58 |
1 files changed, 29 insertions, 29 deletions
diff --git a/mysql-test/t/join.test b/mysql-test/t/join.test index d0005f3b8f7..712e0b64e88 100644 --- a/mysql-test/t/join.test +++ b/mysql-test/t/join.test @@ -362,38 +362,38 @@ insert into t4 values (2, 3); insert into t5 values (11,4); insert into t6 values (2, 3); --- Views with simple natural join. +# Views with simple natural join. create algorithm=merge view v1a as select * from t1 natural join t2; --- as above, but column names are cross-renamed: a->c, c->b, b->a +# as above, but column names are cross-renamed: a->c, c->b, b->a create algorithm=merge view v1b(a,b,c) as select * from t1 natural join t2; --- as above, but column names are aliased: a->c, c->b, b->a +# as above, but column names are aliased: a->c, c->b, b->a create algorithm=merge view v1c as select b as a, c as b, a as c from t1 natural join t2; --- as above, but column names are cross-renamed, and aliased --- a->c->b, c->b->a, b->a->c +# as above, but column names are cross-renamed, and aliased +# a->c->b, c->b->a, b->a->c create algorithm=merge view v1d(b, a, c) as select a as c, c as b, b as a from t1 natural join t2; --- Views with JOIN ... ON +# Views with JOIN ... ON create algorithm=merge view v2a as select t1.c, t1.b, t2.a from t1 join (t2 join t4 on b + 1 = y) on t1.c = t4.c; create algorithm=merge view v2b as select t1.c as b, t1.b as a, t2.a as c from t1 join (t2 join t4 on b + 1 = y) on t1.c = t4.c; --- Views with bigger natural join +# Views with bigger natural join create algorithm=merge view v3a as select * from t1 natural join t2 natural join t3; create algorithm=merge view v3b as select * from t1 natural join (t2 natural join t3); --- View over views with mixed natural join and join ... on +# View over views with mixed natural join and join ... on create algorithm=merge view v4 as select * from v2a natural join v3a; --- Nested natural/using joins. +# Nested natural/using joins. select * from (t1 natural join t2) natural join (t3 natural join t4); select * from (t1 natural join t2) natural left join (t3 natural join t4); select * from (t3 natural join t4) natural right join (t1 natural join t2); @@ -402,12 +402,12 @@ select * from (t4 natural right join t3) natural right join (t2 natural right jo select * from t1 natural join t2 natural join t3 natural join t4; select * from ((t1 natural join t2) natural join t3) natural join t4; select * from t1 natural join (t2 natural join (t3 natural join t4)); --- BUG#15355: this query fails in 'prepared statements' mode --- select * from ((t3 natural join (t1 natural join t2)) natural join t4) natural join t5; --- select * from ((t3 natural left join (t1 natural left join t2)) natural left join t4) natural left join t5; +# BUG#15355: this query fails in 'prepared statements' mode +# select * from ((t3 natural join (t1 natural join t2)) natural join t4) natural join t5; +# select * from ((t3 natural left join (t1 natural left join t2)) natural left join t4) natural left join t5; select * from t5 natural right join (t4 natural right join ((t2 natural right join t1) natural right join t3)); select * from (t1 natural join t2), (t3 natural join t4); --- MySQL extension - nested comma ',' operator instead of cross join. +# MySQL extension - nested comma ',' operator instead of cross join. select * from t5 natural join ((t1 natural join t2), (t3 natural join t4)); select * from ((t1 natural join t2), (t3 natural join t4)) natural join t5; select * from t5 natural join ((t1 natural join t2) cross join (t3 natural join t4)); @@ -417,7 +417,7 @@ select * from (t1 join t2 using (b)) join (t3 join t4 using (c)) using (c); select * from (t1 join t2 using (b)) natural join (t3 join t4 using (c)); --- Other clauses refer to NJ columns. +# Other clauses refer to NJ columns. select a,b,c from (t1 natural join t2) natural join (t3 natural join t4) where b + 1 = y or b + 10 = y group by b,c,a having min(b) < max(y) order by a; select * from (t1 natural join t2) natural left join (t3 natural join t4) @@ -425,23 +425,23 @@ where b + 1 = y or b + 10 = y group by b,c,a,y having min(b) < max(y) order by a select * from (t3 natural join t4) natural right join (t1 natural join t2) where b + 1 = y or b + 10 = y group by b,c,a,y having min(b) < max(y) order by a, y; --- Qualified column references to NJ columns. +# Qualified column references to NJ columns. select * from t1 natural join t2 where t1.c > t2.a; select * from t1 natural join t2 where t1.b > t2.b; select * from t1 natural left join (t4 natural join t5) where t5.z is not NULL; --- Nested 'join ... on' - name resolution of ON conditions +# Nested 'join ... on' - name resolution of ON conditions select * from t1 join (t2 join t4 on b + 1 = y) on t1.c = t4.c; select * from (t2 join t4 on b + 1 = y) join t1 on t1.c = t4.c; select * from t1 natural join (t2 join t4 on b + 1 = y); select * from (t1 cross join t2) join (t3 cross join t4) on (a < y and t2.b < t3.c); --- MySQL extension - 'join ... on' over nested comma operator +# MySQL extension - 'join ... on' over nested comma operator select * from (t1, t2) join (t3, t4) on (a < y and t2.b < t3.c); select * from (t1 natural join t2) join (t3 natural join t4) on a = y; select * from ((t3 join (t1 join t2 on c > a) on t3.b < t2.a) join t4 on y > t1.c) join t5 on z = t1.b + 3; --- MySQL extension - refererence qualified coalesced columns +# MySQL extension - refererence qualified coalesced columns select * from t1 natural join t2 where t1.b > 0; select * from t1 natural join (t4 natural join t5) where t4.y > 7; select * from (t4 natural join t5) natural join t1 where t4.y > 7; @@ -449,11 +449,11 @@ select * from t1 natural left join (t4 natural join t5) where t4.y > 7; select * from (t4 natural join t5) natural right join t1 where t4.y > 7; select * from (t1 natural join t2) join (t3 natural join t4) on t1.b = t3.b; --- MySQL extension - select qualified columns of NJ columns +# MySQL extension - select qualified columns of NJ columns select t1.*, t2.* from t1 natural join t2; select t1.*, t2.*, t3.*, t4.* from (t1 natural join t2) natural join (t3 natural join t4); --- Queries over subselects in the FROM clause +# Queries over subselects in the FROM clause select * from (select * from t1 natural join t2) as t12 natural join (select * from t3 natural join t4) as t34; @@ -464,7 +464,7 @@ select * from (select * from t3 natural join t4) as t34 natural right join (select * from t1 natural join t2) as t12; --- Queries over views +# Queries over views select * from v1a; select * from v1b; select * from v1c; @@ -481,13 +481,13 @@ select * from v1c join v2a on v1c.b = v2a.c; select * from v1d join v2a on v1d.a = v2a.c; select * from v1a join (t3 natural join t4) on a = y; --- TODO: add tests with correlated subqueries for natural join/join on. --- related to BUG#15269 +# TODO: add tests with correlated subqueries for natural join/join on. +# related to BUG#15269 ----------------------------------------------------------------------- --- Negative tests (tests for errors) ----------------------------------------------------------------------- +#-------------------------------------------------------------------- +# Negative tests (tests for errors) +#-------------------------------------------------------------------- -- error 1052 select * from t1 natural join (t3 cross join t4); -- works in Oracle - bug -- error 1052 @@ -504,7 +504,7 @@ select * from t6 natural join ((t1 natural join t2), (t3 natural join t4)); select * from (t1 join t2 on t1.b=t2.b) natural join (t3 natural join t4); -- error 1052 select * from (t3 natural join t4) natural join (t1 join t2 on t1.b=t2.b); --- this one is OK, the next equivalent one is incorrect (bug in Oracle) +# this one is OK, the next equivalent one is incorrect (bug in Oracle) -- error 1052 select * from (t3 join (t4 natural join t5) on (b < z)) natural join @@ -579,12 +579,12 @@ insert into t3 values (2,3); insert into t4 values (1,3); insert into t5 values (1,4); --- this fails +# this fails prepare stmt1 from "select * from ((t3 natural join (t1 natural join t2)) natural join t4) natural join t5"; execute stmt1; --- this works +# this works select * from ((t3 natural join (t1 natural join t2)) natural join t4) natural join t5; drop table t1, t2, t3, t4, t5; |