diff options
| -rw-r--r-- | mysql-test/r/join.result | 301 | ||||
| -rw-r--r-- | mysql-test/t/join.test | 207 |
2 files changed, 508 insertions, 0 deletions
diff --git a/mysql-test/r/join.result b/mysql-test/r/join.result index c887dc9d6a7..724d1b1e39f 100644 --- a/mysql-test/r/join.result +++ b/mysql-test/r/join.result @@ -391,3 +391,304 @@ i i i 2 NULL 4 2 2 2 drop table t1,t2,t3; +create table t1 (c int, b int); +create table t2 (a int, b int); +create table t3 (b int, c int); +create table t4 (y int, c int); +create table t5 (y int, z int); +create table t6 (a int, c int); +insert into t1 values (10,1); +insert into t1 values (3 ,1); +insert into t1 values (3 ,2); +insert into t2 values (2, 1); +insert into t3 values (1, 3); +insert into t3 values (1,10); +insert into t4 values (11,3); +insert into t4 values (2, 3); +insert into t5 values (11,4); +insert into t6 values (2, 3); +create algorithm=merge view v1a as +select * from t1 natural join t2; +create algorithm=merge view v1b(a,b,c) as +select * from t1 natural join t2; +create algorithm=merge view v1c as +select b as a, c as b, a as c from t1 natural join t2; +create algorithm=merge view v1d(b, a, c) as +select a as c, c as b, b as a from t1 natural join t2; +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; +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); +create algorithm=merge view v4 as +select * from v2a natural join v3a; +select * from (t1 natural join t2) natural join (t3 natural join t4); +b c a y +1 3 2 11 +1 3 2 2 +select * from (t1 natural join t2) natural left join (t3 natural join t4); +b c a y +1 10 2 NULL +1 3 2 11 +1 3 2 2 +select * from (t3 natural join t4) natural right join (t1 natural join t2); +b c a y +1 10 2 NULL +1 3 2 11 +1 3 2 2 +select * from (t1 natural left join t2) natural left join (t3 natural left join t4); +b c a y +1 10 2 NULL +1 3 2 11 +1 3 2 2 +2 3 NULL NULL +select * from (t4 natural right join t3) natural right join (t2 natural right join t1); +b c a y +1 10 2 NULL +1 3 2 11 +1 3 2 2 +2 3 NULL NULL +select * from t1 natural join t2 natural join t3 natural join t4; +c b a y +3 1 2 11 +3 1 2 2 +select * from ((t1 natural join t2) natural join t3) natural join t4; +c b a y +3 1 2 11 +3 1 2 2 +select * from t1 natural join (t2 natural join (t3 natural join t4)); +c b a y +3 1 2 11 +3 1 2 2 +select * from t5 natural right join (t4 natural right join ((t2 natural right join t1) natural right join t3)); +y c b a z +11 3 1 2 4 +2 3 1 2 NULL +NULL 10 1 2 NULL +select * from (t1 natural join t2), (t3 natural join t4); +b c a c b y +1 10 2 3 1 11 +1 10 2 3 1 2 +1 3 2 3 1 11 +1 3 2 3 1 2 +select * from (t1 join t2 using (b)) join (t3 join t4 using (c)) using (c); +c b a b y +3 1 2 1 11 +3 1 2 1 2 +select * from (t1 join t2 using (b)) natural join (t3 join t4 using (c)); +b c a y +1 3 2 11 +1 3 2 2 +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; +a b c +2 1 3 +select * from (t1 natural join t2) natural left join (t3 natural join t4) +where b + 1 = y or b + 10 = y group by b,c,a,y having min(b) < max(y) order by a, y; +b c a y +1 3 2 2 +1 3 2 11 +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; +b c a y +1 3 2 2 +1 3 2 11 +select * from t1 natural join t2 where t1.c > t2.a; +b c a +1 10 2 +1 3 2 +select * from t1 natural join t2 where t1.b > t2.b; +b c a +select * from t1 natural left join (t4 natural join t5) where t5.z is not NULL; +c b y z +3 1 11 4 +3 2 11 4 +select * from t1 join (t2 join t4 on b + 1 = y) on t1.c = t4.c; +c b a b y c +3 1 2 1 2 3 +3 2 2 1 2 3 +select * from (t2 join t4 on b + 1 = y) join t1 on t1.c = t4.c; +a b y c c b +2 1 2 3 3 1 +2 1 2 3 3 2 +select * from t1 natural join (t2 join t4 on b + 1 = y); +c b a y +3 1 2 2 +select * from (t1 cross join t2) join (t3 cross join t4) on (a < y and t2.b < t3.c); +c b a b b c y c +10 1 2 1 1 3 11 3 +10 1 2 1 1 10 11 3 +3 1 2 1 1 3 11 3 +3 1 2 1 1 10 11 3 +3 2 2 1 1 3 11 3 +3 2 2 1 1 10 11 3 +select * from (t1, t2) join (t3, t4) on (a < y and t2.b < t3.c); +c b a b b c y c +10 1 2 1 1 3 11 3 +10 1 2 1 1 10 11 3 +3 1 2 1 1 3 11 3 +3 1 2 1 1 10 11 3 +3 2 2 1 1 3 11 3 +3 2 2 1 1 10 11 3 +select * from (t1 natural join t2) join (t3 natural join t4) on a = y; +b c a c b y +1 10 2 3 1 2 +1 3 2 3 1 2 +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; +b c c b a b y c y z +1 3 10 1 2 1 11 3 11 4 +1 10 10 1 2 1 11 3 11 4 +1 3 3 1 2 1 11 3 11 4 +1 10 3 1 2 1 11 3 11 4 +select * from t1 natural join t2 where t1.b > 0; +b c a +1 10 2 +1 3 2 +select * from t1 natural join (t4 natural join t5) where t4.y > 7; +c b y z +3 1 11 4 +3 2 11 4 +select * from (t4 natural join t5) natural join t1 where t4.y > 7; +c y z b +3 11 4 1 +3 11 4 2 +select * from t1 natural left join (t4 natural join t5) where t4.y > 7; +c b y z +3 1 11 4 +3 2 11 4 +select * from (t4 natural join t5) natural right join t1 where t4.y > 7; +c b y z +3 1 11 4 +3 2 11 4 +select * from (t1 natural join t2) join (t3 natural join t4) on t1.b = t3.b; +b c a c b y +1 10 2 3 1 11 +1 10 2 3 1 2 +1 3 2 3 1 11 +1 3 2 3 1 2 +select t1.*, t2.* from t1 natural join t2; +c b a b +10 1 2 1 +3 1 2 1 +select t1.*, t2.*, t3.*, t4.* from (t1 natural join t2) natural join (t3 natural join t4); +c b a b b c y c +3 1 2 1 1 3 11 3 +3 1 2 1 1 3 2 3 +select * from (select * from t1 natural join t2) as t12 +natural join +(select * from t3 natural join t4) as t34; +b c a y +1 3 2 11 +1 3 2 2 +select * from (select * from t1 natural join t2) as t12 +natural left join +(select * from t3 natural join t4) as t34; +b c a y +1 10 2 NULL +1 3 2 11 +1 3 2 2 +select * from (select * from t3 natural join t4) as t34 +natural right join +(select * from t1 natural join t2) as t12; +b c a y +1 10 2 NULL +1 3 2 11 +1 3 2 2 +select * from v1a; +b c a +1 10 2 +1 3 2 +select * from v1b; +a b c +1 10 2 +1 3 2 +select * from v1c; +a b c +1 10 2 +1 3 2 +select * from v1d; +b a c +2 10 1 +2 3 1 +select * from v2a; +c b a +3 1 2 +3 2 2 +select * from v2b; +b a c +3 1 2 +3 2 2 +select * from v3a; +b c a +1 10 2 +1 3 2 +select * from v3b; +c b a +10 1 2 +3 1 2 +select * from v4; +c b a +3 1 2 +select * from v1a natural join v2a; +b c a +1 3 2 +select v2a.* from v1a natural join v2a; +c b a +3 1 2 +select * from v1b join v2a on v1b.b = v2a.c; +a b c c b a +1 3 2 3 1 2 +1 3 2 3 2 2 +select * from v1c join v2a on v1c.b = v2a.c; +a b c c b a +1 3 2 3 1 2 +1 3 2 3 2 2 +select * from v1d join v2a on v1d.a = v2a.c; +b a c c b a +2 3 1 3 1 2 +2 3 1 3 2 2 +select * from v1a join (t3 natural join t4) on a = y; +b c a c b y +1 10 2 3 1 2 +1 3 2 3 1 2 +select * from t1 natural join (t3 cross join t4); +ERROR 23000: Column 'c' in from clause is ambiguous +select * from (t3 cross join t4) natural join t1; +ERROR 23000: Column 'c' in from clause is ambiguous +select * from t1 join (t2, t3) using (b); +ERROR 23000: Column 'b' in from clause is ambiguous +select * from ((t1 natural join t2), (t3 natural join t4)) natural join t6; +ERROR 23000: Column 'c' in from clause is ambiguous +select * from ((t1 natural join t2), (t3 natural join t4)) natural join t6; +ERROR 23000: Column 'c' in from clause is ambiguous +select * from (t1 join t2 on t1.b=t2.b) natural join (t3 natural join t4); +ERROR 23000: Column 'b' in from clause is ambiguous +select * from (t3 natural join t4) natural join (t1 join t2 on t1.b=t2.b); +ERROR 23000: Column 'b' in from clause is ambiguous +select * from (t3 join (t4 natural join t5) on (b < z)) +natural join +(t1 natural join t2); +ERROR 23000: Column 'c' in from clause is ambiguous +select t1.b from v1a; +ERROR 42S22: Unknown column 't1.b' in 'field list' +select * from v1a join v1b on t1.b = t2.b; +ERROR 42S22: Unknown column 't1.b' in 'on clause' +drop table t1; +drop table t2; +drop table t3; +drop table t4; +drop table t5; +drop table t6; +drop view v1a; +drop view v1b; +drop view v1c; +drop view v1d; +drop view v2a; +drop view v2b; +drop view v3a; +drop view v3b; +drop view v4; diff --git a/mysql-test/t/join.test b/mysql-test/t/join.test index bb82a93c6c4..553aaf987bb 100644 --- a/mysql-test/t/join.test +++ b/mysql-test/t/join.test @@ -334,3 +334,210 @@ select t1.i,t2.i,t3.i from t2 right join t3 on (t2.i=t3.i),t1 order by t1.i,t2.i drop table t1,t2,t3; # End of 4.1 tests + +# +# Tests for WL#2486 Natural/using join according to SQL:2003. +# +# NOTICE: +# - The tests are designed so that all statements, except MySQL +# extensions run on any SQL server. Please do no change. +# - Tests marked with TODO will be submitted as bugs. +# + +create table t1 (c int, b int); +create table t2 (a int, b int); +create table t3 (b int, c int); +create table t4 (y int, c int); +create table t5 (y int, z int); +create table t6 (a int, c int); + +insert into t1 values (10,1); +insert into t1 values (3 ,1); +insert into t1 values (3 ,2); +insert into t2 values (2, 1); +insert into t3 values (1, 3); +insert into t3 values (1,10); +insert into t4 values (11,3); +insert into t4 values (2, 3); +insert into t5 values (11,4); +insert into t6 values (2, 3); + +-- 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 +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 +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 +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 +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 +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 +create algorithm=merge view v4 as +select * from v2a natural join v3a; + +-- 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); +select * from (t1 natural left join t2) natural left join (t3 natural left join t4); +select * from (t4 natural right join t3) natural right join (t2 natural right join t1); +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; +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. +-- BUG#15357 - natural join with nested cross-join results in incorrect columns +-- 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)); +-- select * from ((t1 natural join t2) cross join (t3 natural join t4)) natural join t5; + +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. +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) +where b + 1 = y or b + 10 = y group by b,c,a,y having min(b) < max(y) order by a, y; +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. +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 +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 +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 +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; +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 +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 +select * from (select * from t1 natural join t2) as t12 + natural join + (select * from t3 natural join t4) as t34; +select * from (select * from t1 natural join t2) as t12 + natural left join + (select * from t3 natural join t4) as t34; +select * from (select * from t3 natural join t4) as t34 + natural right join + (select * from t1 natural join t2) as t12; + +-- Queries over views +select * from v1a; +select * from v1b; +select * from v1c; +select * from v1d; +select * from v2a; +select * from v2b; +select * from v3a; +select * from v3b; +select * from v4; +select * from v1a natural join v2a; +select v2a.* from v1a natural join v2a; +select * from v1b join v2a on v1b.b = v2a.c; +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 + + +---------------------------------------------------------------------- +-- Negative tests (tests for errors) +---------------------------------------------------------------------- +-- error 1052 +select * from t1 natural join (t3 cross join t4); -- works in Oracle - bug +-- error 1052 +select * from (t3 cross join t4) natural join t1; -- works in Oracle - bug +-- error 1052 +select * from t1 join (t2, t3) using (b); +-- error 1052 +select * from ((t1 natural join t2), (t3 natural join t4)) natural join t6; +-- error 1052 +select * from ((t1 natural join t2), (t3 natural join t4)) natural join t6; +-- error 1052 +-- BUG#15357: doesn't detect non-unique column 'c', as in the above query. +-- select * from t6 natural join ((t1 natural join t2), (t3 natural join t4)); +-- error 1052 +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) +-- error 1052 +select * from (t3 join (t4 natural join t5) on (b < z)) + natural join + (t1 natural join t2); +-- error 1052 +-- BUG#15357: this query should return an ambiguous column error +-- Expected result: the query must return error with duplicate column 'c' +--select * from (t1 natural join t2) +-- natural join +-- (t3 join (t4 natural join t5) on (b < z)); + +-- error 1054 +select t1.b from v1a; +-- error 1054 +select * from v1a join v1b on t1.b = t2.b; + +drop table t1; +drop table t2; +drop table t3; +drop table t4; +drop table t5; +drop table t6; + +drop view v1a; +drop view v1b; +drop view v1c; +drop view v1d; +drop view v2a; +drop view v2b; +drop view v3a; +drop view v3b; +drop view v4; + +# End of tests for WL#2486 - natural/using join |