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57 lines
1.7 KiB
Plaintext
57 lines
1.7 KiB
Plaintext
# 2013 March 26
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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 the optimizations that disable
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# ORDER BY clauses work correctly on multi-value primary keys and
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# unique indices when only some prefix of the terms in the key are
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# used. See ticket http://www.sqlite.org/src/info/a179fe74659
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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set ::testprefix orderby4
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# Generate test data for a join. Verify that the join gets the
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# correct answer.
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#
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do_execsql_test 1.1 {
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CREATE TABLE t1(a, b, PRIMARY KEY(a,b));
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INSERT INTO t1 VALUES(1,1),(1,2);
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CREATE TABLE t2(x, y, PRIMARY KEY(x,y));
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INSERT INTO t2 VALUES(3,3),(4,4);
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SELECT a, x FROM t1, t2 ORDER BY 1, 2;
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} {1 3 1 3 1 4 1 4}
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do_execsql_test 1.2 {
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SELECT a, x FROM t1 CROSS JOIN t2 ORDER BY 1, 2;
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} {1 3 1 3 1 4 1 4}
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do_execsql_test 1.3 {
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SELECT a, x FROM t2 CROSS JOIN t1 ORDER BY 1, 2;
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} {1 3 1 3 1 4 1 4}
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do_execsql_test 2.1 {
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CREATE TABLE t3(a);
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INSERT INTO t3 VALUES(1),(1);
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CREATE INDEX t3a ON t3(a);
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CREATE TABLE t4(x);
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INSERT INTO t4 VALUES(3),(4);
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CREATE INDEX t4x ON t4(x);
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SELECT a, x FROM t3, t4 ORDER BY 1, 2;
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} {1 3 1 3 1 4 1 4}
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do_execsql_test 2.2 {
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SELECT a, x FROM t3 CROSS JOIN t4 ORDER BY 1, 2;
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} {1 3 1 3 1 4 1 4}
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do_execsql_test 2.3 {
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SELECT a, x FROM t4 CROSS JOIN t3 ORDER BY 1, 2;
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} {1 3 1 3 1 4 1 4}
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finish_test
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