| # 2002 May 24 |
| # |
| # The author disclaims copyright to this source code. In place of |
| # a legal notice, here is a blessing: |
| # |
| # May you do good and not evil. |
| # May you find forgiveness for yourself and forgive others. |
| # May you share freely, never taking more than you give. |
| # |
| #*********************************************************************** |
| # This file implements regression tests for SQLite library. |
| # |
| # This file implements tests for joins, including outer joins involving |
| # virtual tables. The test cases in this file are copied from the file |
| # join.test, and some of the comments still reflect that. |
| # |
| # $Id: vtab6.test,v 1.5 2009/07/01 16:12:08 danielk1977 Exp $ |
| |
| set testdir [file dirname $argv0] |
| source $testdir/tester.tcl |
| |
| ifcapable !vtab { |
| finish_test |
| return |
| } |
| |
| register_echo_module [sqlite3_connection_pointer db] |
| |
| execsql { |
| CREATE TABLE real_t1(a,b,c); |
| CREATE TABLE real_t2(b,c,d); |
| CREATE TABLE real_t3(c,d,e); |
| CREATE TABLE real_t4(d,e,f); |
| CREATE TABLE real_t5(a INTEGER PRIMARY KEY); |
| CREATE TABLE real_t6(a INTEGER); |
| CREATE TABLE real_t7 (x, y); |
| CREATE TABLE real_t8 (a integer primary key, b); |
| CREATE TABLE real_t9(a INTEGER PRIMARY KEY, b); |
| CREATE TABLE real_t10(x INTEGER PRIMARY KEY, y); |
| CREATE TABLE real_t11(p INTEGER PRIMARY KEY, q); |
| CREATE TABLE real_t12(a,b); |
| CREATE TABLE real_t13(b,c); |
| CREATE TABLE real_t21(a,b,c); |
| CREATE TABLE real_t22(p,q); |
| } |
| foreach t [list t1 t2 t3 t4 t5 t6 t7 t8 t9 t10 t11 t12 t13 t21 t22] { |
| execsql "CREATE VIRTUAL TABLE $t USING echo(real_$t)" |
| } |
| |
| do_test vtab6-1.1 { |
| execsql { |
| INSERT INTO t1 VALUES(1,2,3); |
| INSERT INTO t1 VALUES(2,3,4); |
| INSERT INTO t1 VALUES(3,4,5); |
| SELECT * FROM t1; |
| } |
| } {1 2 3 2 3 4 3 4 5} |
| do_test vtab6-1.2 { |
| execsql { |
| INSERT INTO t2 VALUES(1,2,3); |
| INSERT INTO t2 VALUES(2,3,4); |
| INSERT INTO t2 VALUES(3,4,5); |
| SELECT * FROM t2; |
| } |
| } {1 2 3 2 3 4 3 4 5} |
| |
| do_test vtab6-1.3 { |
| execsql2 { |
| SELECT * FROM t1 NATURAL JOIN t2; |
| } |
| } {a 1 b 2 c 3 d 4 a 2 b 3 c 4 d 5} |
| do_test vtab6-1.3.1 { |
| execsql2 { |
| SELECT * FROM t2 NATURAL JOIN t1; |
| } |
| } {b 2 c 3 d 4 a 1 b 3 c 4 d 5 a 2} |
| do_test vtab6-1.3.2 { |
| execsql2 { |
| SELECT * FROM t2 AS x NATURAL JOIN t1; |
| } |
| } {b 2 c 3 d 4 a 1 b 3 c 4 d 5 a 2} |
| do_test vtab6-1.3.3 { |
| execsql2 { |
| SELECT * FROM t2 NATURAL JOIN t1 AS y; |
| } |
| } {b 2 c 3 d 4 a 1 b 3 c 4 d 5 a 2} |
| do_test vtab6-1.3.4 { |
| execsql { |
| SELECT b FROM t1 NATURAL JOIN t2; |
| } |
| } {2 3} |
| do_test vtab6-1.4.1 { |
| execsql2 { |
| SELECT * FROM t1 INNER JOIN t2 USING(b,c); |
| } |
| } {a 1 b 2 c 3 d 4 a 2 b 3 c 4 d 5} |
| do_test vtab6-1.4.2 { |
| execsql2 { |
| SELECT * FROM t1 AS x INNER JOIN t2 USING(b,c); |
| } |
| } {a 1 b 2 c 3 d 4 a 2 b 3 c 4 d 5} |
| do_test vtab6-1.4.3 { |
| execsql2 { |
| SELECT * FROM t1 INNER JOIN t2 AS y USING(b,c); |
| } |
| } {a 1 b 2 c 3 d 4 a 2 b 3 c 4 d 5} |
| do_test vtab6-1.4.4 { |
| execsql2 { |
| SELECT * FROM t1 AS x INNER JOIN t2 AS y USING(b,c); |
| } |
| } {a 1 b 2 c 3 d 4 a 2 b 3 c 4 d 5} |
| do_test vtab6-1.4.5 { |
| execsql { |
| SELECT b FROM t1 JOIN t2 USING(b); |
| } |
| } {2 3} |
| do_test vtab6-1.5 { |
| execsql2 { |
| SELECT * FROM t1 INNER JOIN t2 USING(b); |
| } |
| } {a 1 b 2 c 3 c 3 d 4 a 2 b 3 c 4 c 4 d 5} |
| do_test vtab6-1.6 { |
| execsql2 { |
| SELECT * FROM t1 INNER JOIN t2 USING(c); |
| } |
| } {a 1 b 2 c 3 b 2 d 4 a 2 b 3 c 4 b 3 d 5} |
| do_test vtab6-1.7 { |
| execsql2 { |
| SELECT * FROM t1 INNER JOIN t2 USING(c,b); |
| } |
| } {a 1 b 2 c 3 d 4 a 2 b 3 c 4 d 5} |
| |
| do_test vtab6-1.8 { |
| execsql { |
| SELECT * FROM t1 NATURAL CROSS JOIN t2; |
| } |
| } {1 2 3 4 2 3 4 5} |
| do_test vtab6-1.9 { |
| execsql { |
| SELECT * FROM t1 CROSS JOIN t2 USING(b,c); |
| } |
| } {1 2 3 4 2 3 4 5} |
| do_test vtab6-1.10 { |
| execsql { |
| SELECT * FROM t1 NATURAL INNER JOIN t2; |
| } |
| } {1 2 3 4 2 3 4 5} |
| do_test vtab6-1.11 { |
| execsql { |
| SELECT * FROM t1 INNER JOIN t2 USING(b,c); |
| } |
| } {1 2 3 4 2 3 4 5} |
| do_test vtab6-1.12 { |
| execsql { |
| SELECT * FROM t1 natural inner join t2; |
| } |
| } {1 2 3 4 2 3 4 5} |
| |
| ifcapable subquery { |
| do_test vtab6-1.13 { |
| execsql2 { |
| SELECT * FROM t1 NATURAL JOIN |
| (SELECT b as 'c', c as 'd', d as 'e' FROM t2) as t3 |
| } |
| } {a 1 b 2 c 3 d 4 e 5} |
| do_test vtab6-1.14 { |
| execsql2 { |
| SELECT * FROM (SELECT b as 'c', c as 'd', d as 'e' FROM t2) as 'tx' |
| NATURAL JOIN t1 |
| } |
| } {c 3 d 4 e 5 a 1 b 2} |
| } |
| |
| do_test vtab6-1.15 { |
| execsql { |
| INSERT INTO t3 VALUES(2,3,4); |
| INSERT INTO t3 VALUES(3,4,5); |
| INSERT INTO t3 VALUES(4,5,6); |
| SELECT * FROM t3; |
| } |
| } {2 3 4 3 4 5 4 5 6} |
| do_test vtab6-1.16 { |
| execsql { |
| SELECT * FROM t1 natural join t2 natural join t3; |
| } |
| } {1 2 3 4 5 2 3 4 5 6} |
| do_test vtab6-1.17 { |
| execsql2 { |
| SELECT * FROM t1 natural join t2 natural join t3; |
| } |
| } {a 1 b 2 c 3 d 4 e 5 a 2 b 3 c 4 d 5 e 6} |
| do_test vtab6-1.18 { |
| execsql { |
| INSERT INTO t4 VALUES(2,3,4); |
| INSERT INTO t4 VALUES(3,4,5); |
| INSERT INTO t4 VALUES(4,5,6); |
| SELECT * FROM t4; |
| } |
| } {2 3 4 3 4 5 4 5 6} |
| do_test vtab6-1.19.1 { |
| execsql { |
| SELECT * FROM t1 natural join t2 natural join t4; |
| } |
| } {1 2 3 4 5 6} |
| do_test vtab6-1.19.2 { |
| execsql2 { |
| SELECT * FROM t1 natural join t2 natural join t4; |
| } |
| } {a 1 b 2 c 3 d 4 e 5 f 6} |
| do_test vtab6-1.20 { |
| execsql { |
| SELECT * FROM t1 natural join t2 natural join t3 WHERE t1.a=1 |
| } |
| } {1 2 3 4 5} |
| |
| do_test vtab6-2.1 { |
| execsql { |
| SELECT * FROM t1 NATURAL LEFT JOIN t2; |
| } |
| } {1 2 3 4 2 3 4 5 3 4 5 {}} |
| do_test vtab6-2.2 { |
| execsql { |
| SELECT * FROM t2 NATURAL LEFT OUTER JOIN t1; |
| } |
| } {1 2 3 {} 2 3 4 1 3 4 5 2} |
| do_test vtab6-2.3 { |
| catchsql { |
| SELECT * FROM t1 NATURAL RIGHT OUTER JOIN t2; |
| } |
| } {1 {RIGHT and FULL OUTER JOINs are not currently supported}} |
| do_test vtab6-2.4 { |
| execsql { |
| SELECT * FROM t1 LEFT JOIN t2 ON t1.a=t2.d |
| } |
| } {1 2 3 {} {} {} 2 3 4 {} {} {} 3 4 5 1 2 3} |
| do_test vtab6-2.5 { |
| execsql { |
| SELECT * FROM t1 LEFT JOIN t2 ON t1.a=t2.d WHERE t1.a>1 |
| } |
| } {2 3 4 {} {} {} 3 4 5 1 2 3} |
| do_test vtab6-2.6 { |
| execsql { |
| SELECT * FROM t1 LEFT JOIN t2 ON t1.a=t2.d WHERE t2.b IS NULL OR t2.b>1 |
| } |
| } {1 2 3 {} {} {} 2 3 4 {} {} {}} |
| |
| do_test vtab6-3.1 { |
| catchsql { |
| SELECT * FROM t1 NATURAL JOIN t2 ON t1.a=t2.b; |
| } |
| } {1 {a NATURAL join may not have an ON or USING clause}} |
| do_test vtab6-3.2 { |
| catchsql { |
| SELECT * FROM t1 NATURAL JOIN t2 USING(b); |
| } |
| } {1 {a NATURAL join may not have an ON or USING clause}} |
| do_test vtab6-3.3 { |
| catchsql { |
| SELECT * FROM t1 JOIN t2 ON t1.a=t2.b USING(b); |
| } |
| } {1 {cannot have both ON and USING clauses in the same join}} |
| do_test vtab6-3.4 { |
| catchsql { |
| SELECT * FROM t1 JOIN t2 USING(a); |
| } |
| } {1 {cannot join using column a - column not present in both tables}} |
| do_test vtab6-3.5 { |
| catchsql { SELECT * FROM t1 USING(a) } |
| } {1 {a JOIN clause is required before USING}} |
| do_test vtab6-3.6 { |
| catchsql { |
| SELECT * FROM t1 JOIN t2 ON t3.a=t2.b; |
| } |
| } {1 {no such column: t3.a}} |
| do_test vtab6-3.7 { |
| catchsql { |
| SELECT * FROM t1 INNER OUTER JOIN t2; |
| } |
| } {1 {unknown or unsupported join type: INNER OUTER}} |
| do_test vtab6-3.7 { |
| catchsql { |
| SELECT * FROM t1 LEFT BOGUS JOIN t2; |
| } |
| } {1 {unknown or unsupported join type: LEFT BOGUS}} |
| |
| do_test vtab6-4.1 { |
| execsql { |
| BEGIN; |
| INSERT INTO t6 VALUES(NULL); |
| INSERT INTO t6 VALUES(NULL); |
| INSERT INTO t6 SELECT * FROM t6; |
| INSERT INTO t6 SELECT * FROM t6; |
| INSERT INTO t6 SELECT * FROM t6; |
| INSERT INTO t6 SELECT * FROM t6; |
| INSERT INTO t6 SELECT * FROM t6; |
| INSERT INTO t6 SELECT * FROM t6; |
| COMMIT; |
| } |
| execsql { |
| SELECT * FROM t6 NATURAL JOIN t5; |
| } |
| } {} |
| do_test vtab6-4.2 { |
| execsql { |
| SELECT * FROM t6, t5 WHERE t6.a<t5.a; |
| } |
| } {} |
| do_test vtab6-4.3 { |
| execsql { |
| SELECT * FROM t6, t5 WHERE t6.a>t5.a; |
| } |
| } {} |
| do_test vtab6-4.4 { |
| execsql { |
| UPDATE t6 SET a='xyz'; |
| SELECT * FROM t6 NATURAL JOIN t5; |
| } |
| } {} |
| do_test vtab6-4.6 { |
| execsql { |
| SELECT * FROM t6, t5 WHERE t6.a<t5.a; |
| } |
| } {} |
| do_test vtab6-4.7 { |
| execsql { |
| SELECT * FROM t6, t5 WHERE t6.a>t5.a; |
| } |
| } {} |
| do_test vtab6-4.8 { |
| execsql { |
| UPDATE t6 SET a=1; |
| SELECT * FROM t6 NATURAL JOIN t5; |
| } |
| } {} |
| do_test vtab6-4.9 { |
| execsql { |
| SELECT * FROM t6, t5 WHERE t6.a<t5.a; |
| } |
| } {} |
| do_test vtab6-4.10 { |
| execsql { |
| SELECT * FROM t6, t5 WHERE t6.a>t5.a; |
| } |
| } {} |
| |
| # A test for ticket #247. |
| # |
| do_test vtab6-7.1 { |
| execsql { |
| INSERT INTO t7 VALUES ("pa1", 1); |
| INSERT INTO t7 VALUES ("pa2", NULL); |
| INSERT INTO t7 VALUES ("pa3", NULL); |
| INSERT INTO t7 VALUES ("pa4", 2); |
| INSERT INTO t7 VALUES ("pa30", 131); |
| INSERT INTO t7 VALUES ("pa31", 130); |
| INSERT INTO t7 VALUES ("pa28", NULL); |
| |
| INSERT INTO t8 VALUES (1, "pa1"); |
| INSERT INTO t8 VALUES (2, "pa4"); |
| INSERT INTO t8 VALUES (3, NULL); |
| INSERT INTO t8 VALUES (4, NULL); |
| INSERT INTO t8 VALUES (130, "pa31"); |
| INSERT INTO t8 VALUES (131, "pa30"); |
| |
| SELECT coalesce(t8.a,999) from t7 LEFT JOIN t8 on y=a; |
| } |
| } {1 999 999 2 131 130 999} |
| |
| # Make sure a left join where the right table is really a view that |
| # is itself a join works right. Ticket #306. |
| # |
| ifcapable view { |
| do_test vtab6-8.1 { |
| execsql { |
| BEGIN; |
| INSERT INTO t9 VALUES(1,11); |
| INSERT INTO t9 VALUES(2,22); |
| INSERT INTO t10 VALUES(1,2); |
| INSERT INTO t10 VALUES(3,3); |
| INSERT INTO t11 VALUES(2,111); |
| INSERT INTO t11 VALUES(3,333); |
| CREATE VIEW v10_11 AS SELECT x, q FROM t10, t11 WHERE t10.y=t11.p; |
| COMMIT; |
| SELECT * FROM t9 LEFT JOIN v10_11 ON( a=x ); |
| } |
| } {1 11 1 111 2 22 {} {}} |
| ifcapable subquery { |
| do_test vtab6-8.2 { |
| execsql { |
| SELECT * FROM t9 LEFT JOIN (SELECT x, q FROM t10, t11 WHERE t10.y=t11.p) |
| ON( a=x); |
| } |
| } {1 11 1 111 2 22 {} {}} |
| } |
| do_test vtab6-8.3 { |
| execsql { |
| SELECT * FROM v10_11 LEFT JOIN t9 ON( a=x ); |
| } |
| } {1 111 1 11 3 333 {} {}} |
| } ;# ifcapable view |
| |
| # Ticket #350 describes a scenario where LEFT OUTER JOIN does not |
| # function correctly if the right table in the join is really |
| # subquery. |
| # |
| # To test the problem, we generate the same LEFT OUTER JOIN in two |
| # separate selects but with on using a subquery and the other calling |
| # the table directly. Then connect the two SELECTs using an EXCEPT. |
| # Both queries should generate the same results so the answer should |
| # be an empty set. |
| # |
| ifcapable compound { |
| do_test vtab6-9.1 { |
| execsql { |
| BEGIN; |
| INSERT INTO t12 VALUES(1,11); |
| INSERT INTO t12 VALUES(2,22); |
| INSERT INTO t13 VALUES(22,222); |
| COMMIT; |
| } |
| } {} |
| |
| ifcapable subquery { |
| do_test vtab6-9.1.1 { |
| execsql { |
| SELECT * FROM t12 NATURAL LEFT JOIN t13 |
| EXCEPT |
| SELECT * FROM t12 NATURAL LEFT JOIN (SELECT * FROM t13 WHERE b>0); |
| } |
| } {} |
| } |
| ifcapable view { |
| do_test vtab6-9.2 { |
| execsql { |
| CREATE VIEW v13 AS SELECT * FROM t13 WHERE b>0; |
| SELECT * FROM t12 NATURAL LEFT JOIN t13 |
| EXCEPT |
| SELECT * FROM t12 NATURAL LEFT JOIN v13; |
| } |
| } {} |
| } ;# ifcapable view |
| } ;# ifcapable compound |
| |
| ifcapable subquery { |
| do_test vtab6-10.1 { |
| execsql { |
| CREATE INDEX i22 ON real_t22(q); |
| SELECT a FROM t21 LEFT JOIN t22 ON b=p WHERE q= |
| (SELECT max(m.q) FROM t22 m JOIN t21 n ON n.b=m.p WHERE n.c=1); |
| } |
| } {} |
| } ;# ifcapable subquery |
| |
| do_test vtab6-11.1.0 { |
| execsql { |
| CREATE TABLE ab_r(a, b); |
| CREATE TABLE bc_r(b, c); |
| |
| CREATE VIRTUAL TABLE ab USING echo(ab_r); |
| CREATE VIRTUAL TABLE bc USING echo(bc_r); |
| |
| INSERT INTO ab VALUES(1, 2); |
| INSERT INTO bc VALUES(2, 3); |
| } |
| } {} |
| |
| do_test vtab6-11.1.1 { |
| execsql { |
| SELECT a, b, c FROM ab NATURAL JOIN bc; |
| } |
| } {1 2 3} |
| do_test vtab6-11.1.2 { |
| execsql { |
| SELECT a, b, c FROM bc NATURAL JOIN ab; |
| } |
| } {1 2 3} |
| |
| set ::echo_module_cost 1.0 |
| |
| do_test vtab6-11.1.3 { |
| execsql { |
| SELECT a, b, c FROM ab NATURAL JOIN bc; |
| } |
| } {1 2 3} |
| do_test vtab6-11.1.4 { |
| execsql { |
| SELECT a, b, c FROM bc NATURAL JOIN ab; |
| } |
| } {1 2 3} |
| |
| |
| do_test vtab6-11.2.0 { |
| execsql { |
| CREATE INDEX ab_i ON ab_r(b); |
| CREATE INDEX bc_i ON bc_r(b); |
| } |
| } {} |
| |
| unset ::echo_module_cost |
| |
| do_test vtab6-11.2.1 { |
| execsql { |
| SELECT a, b, c FROM ab NATURAL JOIN bc; |
| } |
| } {1 2 3} |
| do_test vtab6-11.2.2 { |
| execsql { |
| SELECT a, b, c FROM bc NATURAL JOIN ab; |
| } |
| } {1 2 3} |
| |
| set ::echo_module_cost 1.0 |
| |
| do_test vtab6-11.2.3 { |
| execsql { |
| SELECT a, b, c FROM ab NATURAL JOIN bc; |
| } |
| } {1 2 3} |
| do_test vtab6-11.2.4 { |
| execsql { |
| SELECT a, b, c FROM bc NATURAL JOIN ab; |
| } |
| } {1 2 3} |
| |
| unset ::echo_module_cost |
| db close |
| sqlite3 db test.db |
| register_echo_module [sqlite3_connection_pointer db] |
| |
| do_test vtab6-11.3.1 { |
| execsql { |
| SELECT a, b, c FROM ab NATURAL JOIN bc; |
| } |
| } {1 2 3} |
| |
| do_test vtab6-11.3.2 { |
| execsql { |
| SELECT a, b, c FROM bc NATURAL JOIN ab; |
| } |
| } {1 2 3} |
| |
| set ::echo_module_cost 1.0 |
| |
| do_test vtab6-11.3.3 { |
| execsql { |
| SELECT a, b, c FROM ab NATURAL JOIN bc; |
| } |
| } {1 2 3} |
| do_test vtab6-11.3.4 { |
| execsql { |
| SELECT a, b, c FROM bc NATURAL JOIN ab; |
| } |
| } {1 2 3} |
| |
| unset ::echo_module_cost |
| |
| set ::echo_module_ignore_usable 1 |
| db cache flush |
| |
| do_test vtab6-11.4.1 { |
| catchsql { |
| SELECT a, b, c FROM ab NATURAL JOIN bc; |
| } |
| } {1 {table bc: xBestIndex returned an invalid plan}} |
| do_test vtab6-11.4.2 { |
| catchsql { |
| SELECT a, b, c FROM bc NATURAL JOIN ab; |
| } |
| } {1 {table ab: xBestIndex returned an invalid plan}} |
| |
| unset ::echo_module_ignore_usable |
| |
| finish_test |