397 lines
10 KiB
Plaintext
397 lines
10 KiB
Plaintext
# 2008 September 1
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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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#
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# $Id: in4.test,v 1.4 2009/06/05 17:09:12 drh Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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set testprefix in4
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do_test in4-1.1 {
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execsql {
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CREATE TABLE t1(a, b);
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CREATE INDEX i1 ON t1(a);
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}
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} {}
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do_test in4-1.2 {
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execsql {
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SELECT * FROM t1 WHERE a IN ('aaa', 'bbb', 'ccc');
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}
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} {}
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do_test in4-1.3 {
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execsql {
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INSERT INTO t1 VALUES('aaa', 1);
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INSERT INTO t1 VALUES('ddd', 2);
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INSERT INTO t1 VALUES('ccc', 3);
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INSERT INTO t1 VALUES('eee', 4);
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SELECT b FROM t1 WHERE a IN ('aaa', 'bbb', 'ccc');
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}
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} {1 3}
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do_test in4-1.4 {
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execsql {
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SELECT a FROM t1 WHERE rowid IN (1, 3);
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}
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} {aaa ccc}
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do_test in4-1.5 {
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execsql {
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SELECT a FROM t1 WHERE rowid IN ();
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}
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} {}
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do_test in4-1.6 {
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execsql {
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SELECT a FROM t1 WHERE a IN ('ddd');
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}
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} {ddd}
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do_test in4-2.1 {
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execsql {
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CREATE TABLE t2(a INTEGER PRIMARY KEY, b TEXT);
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INSERT INTO t2 VALUES(-1, '-one');
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INSERT INTO t2 VALUES(0, 'zero');
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INSERT INTO t2 VALUES(1, 'one');
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INSERT INTO t2 VALUES(2, 'two');
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INSERT INTO t2 VALUES(3, 'three');
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}
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} {}
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do_test in4-2.2 {
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execsql { SELECT b FROM t2 WHERE a IN (0, 2) }
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} {zero two}
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do_test in4-2.3 {
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execsql { SELECT b FROM t2 WHERE a IN (2, 0) }
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} {zero two}
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do_test in4-2.4 {
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execsql { SELECT b FROM t2 WHERE a IN (2, -1) }
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} {-one two}
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do_test in4-2.5 {
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execsql { SELECT b FROM t2 WHERE a IN (NULL, 3) }
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} {three}
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do_test in4-2.6 {
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execsql { SELECT b FROM t2 WHERE a IN (1.0, 2.1) }
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} {one}
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do_test in4-2.7 {
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execsql { SELECT b FROM t2 WHERE a IN ('1', '2') }
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} {one two}
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do_test in4-2.8 {
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execsql { SELECT b FROM t2 WHERE a IN ('', '0.0.0', '2') }
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} {two}
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# The following block of tests test expressions of the form:
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#
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# <expr> IN ()
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#
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# i.e. IN expressions with a literal empty set.
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#
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# This has led to crashes on more than one occasion. Test case in4-3.2
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# was added in reponse to a bug reported on the mailing list on 11/7/2008.
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# See also tickets #3602 and #185.
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#
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do_test in4-3.1 {
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execsql {
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DROP TABLE IF EXISTS t1;
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DROP TABLE IF EXISTS t2;
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CREATE TABLE t1(x, id);
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CREATE TABLE t2(x, id);
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INSERT INTO t1 VALUES(NULL, NULL);
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INSERT INTO t1 VALUES(0, NULL);
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INSERT INTO t1 VALUES(1, 3);
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INSERT INTO t1 VALUES(2, 4);
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INSERT INTO t1 VALUES(3, 5);
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INSERT INTO t1 VALUES(4, 6);
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INSERT INTO t2 VALUES(0, NULL);
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INSERT INTO t2 VALUES(4, 1);
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INSERT INTO t2 VALUES(NULL, 1);
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INSERT INTO t2 VALUES(NULL, NULL);
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}
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} {}
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do_test in4-3.2 {
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execsql {
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SELECT x FROM t1 WHERE id IN () AND x IN (SELECT x FROM t2 WHERE id=1)
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}
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} {}
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do_test in4-3.3 {
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execsql {
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CREATE TABLE t3(x, y, z);
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CREATE INDEX t3i1 ON t3(x, y);
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INSERT INTO t3 VALUES(1, 1, 1);
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INSERT INTO t3 VALUES(10, 10, 10);
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}
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execsql { SELECT * FROM t3 WHERE x IN () }
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} {}
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do_test in4-3.4 {
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execsql { SELECT * FROM t3 WHERE x = 10 AND y IN () }
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} {}
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do_test in4-3.5 {
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execsql { SELECT * FROM t3 WHERE x IN () AND y = 10 }
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} {}
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do_test in4-3.6 {
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execsql { SELECT * FROM t3 WHERE x IN () OR x = 10 }
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} {10 10 10}
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do_test in4-3.7 {
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execsql { SELECT * FROM t3 WHERE y IN () }
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} {}
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do_test in4-3.8 {
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execsql { SELECT x IN() AS a FROM t3 WHERE a }
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} {}
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do_test in4-3.9 {
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execsql { SELECT x IN() AS a FROM t3 WHERE NOT a }
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} {0 0}
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do_test in4-3.10 {
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execsql { SELECT * FROM t3 WHERE oid IN () }
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} {}
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do_test in4-3.11 {
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execsql { SELECT * FROM t3 WHERE x IN (1, 2) OR y IN ()}
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} {1 1 1}
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do_test in4-3.12 {
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execsql { SELECT * FROM t3 WHERE x IN (1, 2) AND y IN ()}
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} {}
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# Tests for "... IN (?)" and "... NOT IN (?)". In other words, tests
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# for when the RHS of IN is a single expression. This should work the
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# same as the == and <> operators.
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#
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do_execsql_test in4-3.21 {
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SELECT * FROM t3 WHERE x=10 AND y IN (10);
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} {10 10 10}
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do_execsql_test in4-3.22 {
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SELECT * FROM t3 WHERE x IN (10) AND y=10;
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} {10 10 10}
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do_execsql_test in4-3.23 {
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SELECT * FROM t3 WHERE x IN (10) AND y IN (10);
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} {10 10 10}
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do_execsql_test in4-3.24 {
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SELECT * FROM t3 WHERE x=1 AND y NOT IN (10);
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} {1 1 1}
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do_execsql_test in4-3.25 {
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SELECT * FROM t3 WHERE x NOT IN (10) AND y=1;
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} {1 1 1}
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do_execsql_test in4-3.26 {
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SELECT * FROM t3 WHERE x NOT IN (10) AND y NOT IN (10);
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} {1 1 1}
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# The query planner recognizes that "x IN (?)" only generates a
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# single match and can use this information to optimize-out ORDER BY
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# clauses.
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#
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do_execsql_test in4-3.31 {
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DROP INDEX t3i1;
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CREATE UNIQUE INDEX t3xy ON t3(x,y);
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SELECT *, '|' FROM t3 A, t3 B
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WHERE A.x=10 AND A.y IN (10)
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AND B.x=1 AND B.y IN (1);
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} {10 10 10 1 1 1 |}
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do_execsql_test in4-3.32 {
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EXPLAIN QUERY PLAN
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SELECT *, '|' FROM t3 A, t3 B
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WHERE A.x=10 AND A.y IN (10)
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AND B.x=1 AND B.y IN (1);
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} {~/B-TREE/} ;# No separate sorting pass
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do_execsql_test in4-3.33 {
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SELECT *, '|' FROM t3 A, t3 B
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WHERE A.x IN (10) AND A.y=10
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AND B.x IN (1) AND B.y=1;
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} {10 10 10 1 1 1 |}
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do_execsql_test in4-3.34 {
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EXPLAIN QUERY PLAN
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SELECT *, '|' FROM t3 A, t3 B
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WHERE A.x IN (10) AND A.y=10
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AND B.x IN (1) AND B.y=1;
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} {~/B-TREE/} ;# No separate sorting pass
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# An expression of the form "x IN (?,?)" creates an ephemeral table to
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# hold the list of values on the RHS. But "x IN (?)" does not create
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# an ephemeral table.
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#
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do_execsql_test in4-3.41 {
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SELECT * FROM t3 WHERE x IN (10,11);
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} {10 10 10}
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do_execsql_test in4-3.42 {
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EXPLAIN
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SELECT * FROM t3 WHERE x IN (10,11);
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} {/OpenEphemeral/}
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do_execsql_test in4-3.43 {
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SELECT * FROM t3 WHERE x IN (10);
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} {10 10 10}
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# This test would verify that the "X IN (Y)" -> "X==Y" optimization
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# was working. But we have now taken that optimization out.
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#do_execsql_test in4-3.44 {
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# EXPLAIN
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# SELECT * FROM t3 WHERE x IN (10);
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#} {~/OpenEphemeral/}
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do_execsql_test in4-3.45 {
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SELECT * FROM t3 WHERE x NOT IN (10,11,99999);
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} {1 1 1}
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do_execsql_test in4-3.46 {
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EXPLAIN
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SELECT * FROM t3 WHERE x NOT IN (10,11,99999);
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} {/OpenEphemeral/}
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do_execsql_test in4-3.47 {
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SELECT * FROM t3 WHERE x NOT IN (10);
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} {1 1 1}
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do_execsql_test in4-3.48 {
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EXPLAIN
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SELECT * FROM t3 WHERE x NOT IN (10);
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} {~/OpenEphemeral/}
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# Make sure that when "x IN (?)" is converted into "x==?" that collating
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# sequence and affinity computations do not get messed up.
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#
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do_execsql_test in4-4.1 {
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CREATE TABLE t4a(a TEXT, b TEXT COLLATE nocase, c);
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INSERT INTO t4a VALUES('ABC','abc',1);
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INSERT INTO t4a VALUES('def','xyz',2);
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INSERT INTO t4a VALUES('ghi','ghi',3);
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SELECT c FROM t4a WHERE a=b ORDER BY c;
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} {3}
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do_execsql_test in4-4.2 {
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SELECT c FROM t4a WHERE b=a ORDER BY c;
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} {1 3}
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do_execsql_test in4-4.3 {
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SELECT c FROM t4a WHERE (a||'')=b ORDER BY c;
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} {1 3}
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do_execsql_test in4-4.4 {
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SELECT c FROM t4a WHERE (a||'')=(b||'') ORDER BY c;
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} {3}
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do_execsql_test in4-4.5 {
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SELECT c FROM t4a WHERE a IN (b) ORDER BY c;
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} {3}
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do_execsql_test in4-4.6 {
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SELECT c FROM t4a WHERE (a||'') IN (b) ORDER BY c;
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} {3}
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do_execsql_test in4-4.11 {
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CREATE TABLE t4b(a TEXT, b NUMERIC, c);
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INSERT INTO t4b VALUES('1.0',1,4);
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SELECT c FROM t4b WHERE a=b;
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} {4}
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do_execsql_test in4-4.12 {
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SELECT c FROM t4b WHERE b=a;
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} {4}
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do_execsql_test in4-4.13 {
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SELECT c FROM t4b WHERE +a=b;
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} {4}
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do_execsql_test in4-4.14 {
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SELECT c FROM t4b WHERE a=+b;
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} {}
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do_execsql_test in4-4.15 {
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SELECT c FROM t4b WHERE +b=a;
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} {}
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do_execsql_test in4-4.16 {
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SELECT c FROM t4b WHERE b=+a;
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} {4}
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do_execsql_test in4-4.17 {
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SELECT c FROM t4b WHERE a IN (b);
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} {}
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do_execsql_test in4-4.18 {
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SELECT c FROM t4b WHERE b IN (a);
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} {4}
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do_execsql_test in4-4.19 {
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SELECT c FROM t4b WHERE +b IN (a);
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} {}
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do_execsql_test in4-5.1 {
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CREATE TABLE t5(c INTEGER PRIMARY KEY, d TEXT COLLATE nocase);
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INSERT INTO t5 VALUES(17, 'fuzz');
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SELECT 1 FROM t5 WHERE 'fuzz' IN (d); -- match
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SELECT 2 FROM t5 WHERE 'FUZZ' IN (d); -- no match
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SELECT 3 FROM t5 WHERE d IN ('fuzz'); -- match
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SELECT 4 FROM t5 WHERE d IN ('FUZZ'); -- match
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} {1 3 4}
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# An expression of the form "x IN (y)" can be used as "x=y" by the
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# query planner when computing transitive constraints or to run the
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# query using an index on y.
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#
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do_execsql_test in4-6.1 {
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CREATE TABLE t6a(a INTEGER PRIMARY KEY, b);
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INSERT INTO t6a VALUES(1,2),(3,4),(5,6);
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CREATE TABLE t6b(c INTEGER PRIMARY KEY, d);
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INSERT INTO t6b VALUES(4,44),(5,55),(6,66);
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SELECT * FROM t6a, t6b WHERE a=3 AND b IN (c);
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} {3 4 4 44}
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do_execsql_test in4-6.1-eqp {
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EXPLAIN QUERY PLAN
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SELECT * FROM t6a, t6b WHERE a=3 AND b IN (c);
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} {~/SCAN t6a/}
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do_execsql_test in4-6.2 {
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SELECT * FROM t6a, t6b WHERE a=3 AND c IN (b);
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} {3 4 4 44}
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do_execsql_test in4-6.2-eqp {
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EXPLAIN QUERY PLAN
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SELECT * FROM t6a, t6b WHERE a=3 AND c IN (b);
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} {~/SCAN/}
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reset_db
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do_execsql_test 7.0 {
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CREATE TABLE t1(a, b, c);
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CREATE TABLE t2(d, e);
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CREATE INDEX t1bc ON t1(c, b);
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INSERT INTO t2(e) VALUES(1);
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INSERT INTO t1 VALUES(NULL, NULL, NULL);
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}
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do_execsql_test 7.1 {
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SELECT * FROM t2 LEFT JOIN t1 ON c = d AND b IN (10,10,10);
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} {{} 1 {} {} {}}
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ifcapable rtree {
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reset_db
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do_execsql_test 7.2 {
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CREATE VIRTUAL TABLE t1 USING rtree(a, b, c);
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CREATE TABLE t2(d INTEGER, e INT);
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INSERT INTO t2(e) VALUES(1);
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}
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do_execsql_test 7.3 {
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SELECT * FROM t2 LEFT JOIN t1 ON c IN (d) AND b IN (10,10,10);
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} {{} 1 {} {} {}}
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}
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#-------------------------------------------------------------------------
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reset_db
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do_execsql_test 8.0 {
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CREATE TABLE t1(x INTEGER PRIMARY KEY, y);
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CREATE UNIQUE INDEX t1y ON t1(y);
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INSERT INTO t1 VALUES(111, 'AAA'),(222, 'BBB'),(333, 'CCC');
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CREATE TABLE t2(z);
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INSERT INTO t2 VALUES('BBB'),('AAA');
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ANALYZE sqlite_schema;
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INSERT INTO sqlite_stat1 VALUES('t1', 't1y','100 1');
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}
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db close
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sqlite3 db test.db
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do_execsql_test 8.1 {
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SELECT t1.x FROM t2 CROSS JOIN t1 WHERE t2.z = t1.y;
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} {222 111}
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do_execsql_test 8.2 {
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SELECT t1.x FROM t2 CROSS JOIN t1 WHERE t2.z = t1.y AND +t1.x IN (111, 222);
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} {222 111}
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do_execsql_test 8.3 {
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SELECT t1.x FROM t2 CROSS JOIN t1 WHERE t2.z = t1.y AND t1.x IN (111, 222);
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} {222 111}
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finish_test
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