# 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. # # $Id: join2.test,v 1.1.1.1 2012/02/21 17:04:16 misho Exp $ set testdir [file dirname $argv0] source $testdir/tester.tcl do_test join2-1.1 { execsql { CREATE TABLE t1(a,b); INSERT INTO t1 VALUES(1,11); INSERT INTO t1 VALUES(2,22); INSERT INTO t1 VALUES(3,33); SELECT * FROM t1; } } {1 11 2 22 3 33} do_test join2-1.2 { execsql { CREATE TABLE t2(b,c); INSERT INTO t2 VALUES(11,111); INSERT INTO t2 VALUES(33,333); INSERT INTO t2 VALUES(44,444); SELECT * FROM t2; } } {11 111 33 333 44 444}; do_test join2-1.3 { execsql { CREATE TABLE t3(c,d); INSERT INTO t3 VALUES(111,1111); INSERT INTO t3 VALUES(444,4444); INSERT INTO t3 VALUES(555,5555); SELECT * FROM t3; } } {111 1111 444 4444 555 5555} do_test join2-1.4 { execsql { SELECT * FROM t1 NATURAL JOIN t2 NATURAL JOIN t3 } } {1 11 111 1111} do_test join2-1.5 { execsql { SELECT * FROM t1 NATURAL JOIN t2 NATURAL LEFT OUTER JOIN t3 } } {1 11 111 1111 3 33 333 {}} do_test join2-1.6 { execsql { SELECT * FROM t1 NATURAL LEFT OUTER JOIN t2 NATURAL JOIN t3 } } {1 11 111 1111} ifcapable subquery { do_test join2-1.7 { execsql { SELECT * FROM t1 NATURAL LEFT OUTER JOIN (t2 NATURAL JOIN t3) } } {1 11 111 1111 2 22 {} {} 3 33 {} {}} } finish_test