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# 2007 June 8
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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. The
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# focus of this file is testing that terms in the ON clause of
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# a LEFT OUTER JOIN are not used with indices. See ticket #3015.
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#
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# $Id: where6.test,v 1.2 2008/04/17 19:14:02 drh Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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# Build some test data
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#
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do_test where6-1.1 {
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execsql {
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CREATE TABLE t1(a INTEGER PRIMARY KEY,b,c);
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INSERT INTO t1 VALUES(1,3,1);
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INSERT INTO t1 VALUES(2,4,2);
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CREATE TABLE t2(x INTEGER PRIMARY KEY);
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INSERT INTO t2 VALUES(3);
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SELECT * FROM t1 LEFT JOIN t2 ON b=x AND c=1;
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}
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} {1 3 1 3 2 4 2 {}}
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do_test where6-1.2 {
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execsql {
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SELECT * FROM t1 LEFT JOIN t2 ON x=b AND c=1;
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}
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} {1 3 1 3 2 4 2 {}}
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do_test where6-1.3 {
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execsql {
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SELECT * FROM t1 LEFT JOIN t2 ON x=b AND 1=c;
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}
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} {1 3 1 3 2 4 2 {}}
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do_test where6-1.4 {
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execsql {
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SELECT * FROM t1 LEFT JOIN t2 ON b=x AND 1=c;
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}
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} {1 3 1 3 2 4 2 {}}
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ifcapable explain {
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do_test where6-1.5 {
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explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON x=b AND 1=c}
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} [explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON b=x AND c=1}]
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do_test where6-1.6 {
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explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON x=b WHERE 1=c}
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} [explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON b=x WHERE c=1}]
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}
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do_test where6-1.11 {
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execsql {
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SELECT * FROM t1 LEFT JOIN t2 ON b=x WHERE c=1;
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}
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} {1 3 1 3}
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do_test where6-1.12 {
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execsql {
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SELECT * FROM t1 LEFT JOIN t2 ON x=b WHERE c=1;
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}
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} {1 3 1 3}
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do_test where6-1.13 {
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execsql {
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SELECT * FROM t1 LEFT JOIN t2 ON b=x WHERE 1=c;
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}
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} {1 3 1 3}
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do_test where6-2.1 {
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execsql {
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CREATE INDEX i1 ON t1(c);
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SELECT * FROM t1 LEFT JOIN t2 ON b=x AND c=1;
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}
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} {1 3 1 3 2 4 2 {}}
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do_test where6-2.2 {
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execsql {
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SELECT * FROM t1 LEFT JOIN t2 ON x=b AND c=1;
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}
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} {1 3 1 3 2 4 2 {}}
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do_test where6-2.3 {
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execsql {
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SELECT * FROM t1 LEFT JOIN t2 ON x=b AND 1=c;
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}
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} {1 3 1 3 2 4 2 {}}
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do_test where6-2.4 {
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execsql {
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SELECT * FROM t1 LEFT JOIN t2 ON b=x AND 1=c;
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}
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} {1 3 1 3 2 4 2 {}}
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ifcapable explain {
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do_test where6-2.5 {
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explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON x=b AND 1=c}
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} [explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON b=x AND c=1}]
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do_test where6-2.6 {
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explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON x=b WHERE 1=c}
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} [explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON b=x WHERE c=1}]
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}
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do_test where6-2.11 {
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execsql {
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SELECT * FROM t1 LEFT JOIN t2 ON b=x WHERE c=1;
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}
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} {1 3 1 3}
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do_test where6-2.12 {
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execsql {
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SELECT * FROM t1 LEFT JOIN t2 ON x=b WHERE c=1;
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}
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} {1 3 1 3}
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do_test where6-2.13 {
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execsql {
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SELECT * FROM t1 LEFT JOIN t2 ON x=b WHERE 1=c;
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}
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} {1 3 1 3}
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do_test where6-2.14 {
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execsql {
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SELECT * FROM t1 LEFT JOIN t2 ON b=x WHERE 1=c;
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}
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} {1 3 1 3}
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finish_test
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