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# 2002 May 24
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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# This file implements regression tests for SQLite library.
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#
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# This file implements tests for joins, including outer joins.
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#
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# $Id: join2.test,v 1.2 2005/01/21 03:12:16 danielk1977 Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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do_test join2-1.1 {
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execsql {
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CREATE TABLE t1(a,b);
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INSERT INTO t1 VALUES(1,11);
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INSERT INTO t1 VALUES(2,22);
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INSERT INTO t1 VALUES(3,33);
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SELECT * FROM t1;
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}
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} {1 11 2 22 3 33}
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do_test join2-1.2 {
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execsql {
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CREATE TABLE t2(b,c);
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INSERT INTO t2 VALUES(11,111);
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INSERT INTO t2 VALUES(33,333);
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INSERT INTO t2 VALUES(44,444);
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SELECT * FROM t2;
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}
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} {11 111 33 333 44 444};
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do_test join2-1.3 {
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execsql {
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CREATE TABLE t3(c,d);
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INSERT INTO t3 VALUES(111,1111);
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INSERT INTO t3 VALUES(444,4444);
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INSERT INTO t3 VALUES(555,5555);
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SELECT * FROM t3;
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}
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} {111 1111 444 4444 555 5555}
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do_test join2-1.4 {
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execsql {
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SELECT * FROM
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t1 NATURAL JOIN t2 NATURAL JOIN t3
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}
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} {1 11 111 1111}
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do_test join2-1.5 {
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execsql {
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SELECT * FROM
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t1 NATURAL JOIN t2 NATURAL LEFT OUTER JOIN t3
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}
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} {1 11 111 1111 3 33 333 {}}
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do_test join2-1.6 {
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execsql {
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SELECT * FROM
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t1 NATURAL LEFT OUTER JOIN t2 NATURAL JOIN t3
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}
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} {1 11 111 1111}
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ifcapable subquery {
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do_test join2-1.7 {
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execsql {
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SELECT * FROM
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t1 NATURAL LEFT OUTER JOIN (t2 NATURAL JOIN t3)
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}
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} {1 11 111 1111 2 22 {} {} 3 33 {} {}}
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}
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finish_test
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