325 lines
10 KiB
Plaintext
325 lines
10 KiB
Plaintext
# 2008 October 4
|
|
#
|
|
# 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.
|
|
#
|
|
#***********************************************************************
|
|
#
|
|
# $Id: indexedby.test,v 1.5 2009/03/22 20:36:19 drh Exp $
|
|
|
|
set testdir [file dirname $argv0]
|
|
source $testdir/tester.tcl
|
|
set ::testprefix indexedby
|
|
|
|
# Create a schema with some indexes.
|
|
#
|
|
do_test indexedby-1.1 {
|
|
execsql {
|
|
CREATE TABLE t1(a, b);
|
|
CREATE INDEX i1 ON t1(a);
|
|
CREATE INDEX i2 ON t1(b);
|
|
|
|
CREATE TABLE t2(c, d);
|
|
CREATE INDEX i3 ON t2(c);
|
|
CREATE INDEX i4 ON t2(d);
|
|
|
|
CREATE TABLE t3(e PRIMARY KEY, f);
|
|
|
|
CREATE VIEW v1 AS SELECT * FROM t1;
|
|
}
|
|
} {}
|
|
|
|
# Explain Query Plan
|
|
#
|
|
proc EQP {sql} {
|
|
uplevel "execsql {EXPLAIN QUERY PLAN $sql}"
|
|
}
|
|
|
|
# These tests are to check that "EXPLAIN QUERY PLAN" is working as expected.
|
|
#
|
|
do_execsql_test indexedby-1.2 {
|
|
EXPLAIN QUERY PLAN select * from t1 WHERE a = 10;
|
|
} {0 0 0 {SEARCH TABLE t1 USING INDEX i1 (a=?)}}
|
|
do_execsql_test indexedby-1.3 {
|
|
EXPLAIN QUERY PLAN select * from t1 ;
|
|
} {0 0 0 {SCAN TABLE t1}}
|
|
do_execsql_test indexedby-1.4 {
|
|
EXPLAIN QUERY PLAN select * from t1, t2 WHERE c = 10;
|
|
} {
|
|
0 0 1 {SEARCH TABLE t2 USING INDEX i3 (c=?)}
|
|
0 1 0 {SCAN TABLE t1}
|
|
}
|
|
|
|
# Parser tests. Test that an INDEXED BY or NOT INDEX clause can be
|
|
# attached to a table in the FROM clause, but not to a sub-select or
|
|
# SQL view. Also test that specifying an index that does not exist or
|
|
# is attached to a different table is detected as an error.
|
|
#
|
|
do_test indexedby-2.1 {
|
|
execsql { SELECT * FROM t1 NOT INDEXED WHERE a = 'one' AND b = 'two'}
|
|
} {}
|
|
do_test indexedby-2.2 {
|
|
execsql { SELECT * FROM t1 INDEXED BY i1 WHERE a = 'one' AND b = 'two'}
|
|
} {}
|
|
do_test indexedby-2.3 {
|
|
execsql { SELECT * FROM t1 INDEXED BY i2 WHERE a = 'one' AND b = 'two'}
|
|
} {}
|
|
|
|
do_test indexedby-2.4 {
|
|
catchsql { SELECT * FROM t1 INDEXED BY i3 WHERE a = 'one' AND b = 'two'}
|
|
} {1 {no such index: i3}}
|
|
do_test indexedby-2.5 {
|
|
catchsql { SELECT * FROM t1 INDEXED BY i5 WHERE a = 'one' AND b = 'two'}
|
|
} {1 {no such index: i5}}
|
|
do_test indexedby-2.6 {
|
|
catchsql { SELECT * FROM t1 INDEXED BY WHERE a = 'one' AND b = 'two'}
|
|
} {1 {near "WHERE": syntax error}}
|
|
do_test indexedby-2.7 {
|
|
catchsql { SELECT * FROM v1 INDEXED BY i1 WHERE a = 'one' }
|
|
} {1 {no such index: i1}}
|
|
|
|
# Tests for single table cases.
|
|
#
|
|
do_execsql_test indexedby-3.1 {
|
|
EXPLAIN QUERY PLAN SELECT * FROM t1 NOT INDEXED WHERE a = 'one' AND b = 'two'
|
|
} {0 0 0 {SCAN TABLE t1}}
|
|
do_execsql_test indexedby-3.2 {
|
|
EXPLAIN QUERY PLAN
|
|
SELECT * FROM t1 INDEXED BY i1 WHERE a = 'one' AND b = 'two'
|
|
} {0 0 0 {SEARCH TABLE t1 USING INDEX i1 (a=?)}}
|
|
do_execsql_test indexedby-3.3 {
|
|
EXPLAIN QUERY PLAN
|
|
SELECT * FROM t1 INDEXED BY i2 WHERE a = 'one' AND b = 'two'
|
|
} {0 0 0 {SEARCH TABLE t1 USING INDEX i2 (b=?)}}
|
|
do_test indexedby-3.4 {
|
|
catchsql { SELECT * FROM t1 INDEXED BY i2 WHERE a = 'one' }
|
|
} {1 {no query solution}}
|
|
do_test indexedby-3.5 {
|
|
catchsql { SELECT * FROM t1 INDEXED BY i2 ORDER BY a }
|
|
} {1 {no query solution}}
|
|
do_test indexedby-3.6 {
|
|
catchsql { SELECT * FROM t1 INDEXED BY i1 WHERE a = 'one' }
|
|
} {0 {}}
|
|
do_test indexedby-3.7 {
|
|
catchsql { SELECT * FROM t1 INDEXED BY i1 ORDER BY a }
|
|
} {0 {}}
|
|
|
|
do_execsql_test indexedby-3.8 {
|
|
EXPLAIN QUERY PLAN
|
|
SELECT * FROM t3 INDEXED BY sqlite_autoindex_t3_1 ORDER BY e
|
|
} {0 0 0 {SCAN TABLE t3 USING INDEX sqlite_autoindex_t3_1}}
|
|
do_execsql_test indexedby-3.9 {
|
|
EXPLAIN QUERY PLAN
|
|
SELECT * FROM t3 INDEXED BY sqlite_autoindex_t3_1 WHERE e = 10
|
|
} {0 0 0 {SEARCH TABLE t3 USING INDEX sqlite_autoindex_t3_1 (e=?)}}
|
|
do_test indexedby-3.10 {
|
|
catchsql { SELECT * FROM t3 INDEXED BY sqlite_autoindex_t3_1 WHERE f = 10 }
|
|
} {1 {no query solution}}
|
|
do_test indexedby-3.11 {
|
|
catchsql { SELECT * FROM t3 INDEXED BY sqlite_autoindex_t3_2 WHERE f = 10 }
|
|
} {1 {no such index: sqlite_autoindex_t3_2}}
|
|
|
|
# Tests for multiple table cases.
|
|
#
|
|
do_execsql_test indexedby-4.1 {
|
|
EXPLAIN QUERY PLAN SELECT * FROM t1, t2 WHERE a = c
|
|
} {
|
|
0 0 0 {SCAN TABLE t1}
|
|
0 1 1 {SEARCH TABLE t2 USING INDEX i3 (c=?)}
|
|
}
|
|
do_execsql_test indexedby-4.2 {
|
|
EXPLAIN QUERY PLAN SELECT * FROM t1 INDEXED BY i1, t2 WHERE a = c
|
|
} {
|
|
0 0 1 {SCAN TABLE t2}
|
|
0 1 0 {SEARCH TABLE t1 USING INDEX i1 (a=?)}
|
|
}
|
|
do_test indexedby-4.3 {
|
|
catchsql {
|
|
SELECT * FROM t1 INDEXED BY i1, t2 INDEXED BY i3 WHERE a=c
|
|
}
|
|
} {1 {no query solution}}
|
|
do_test indexedby-4.4 {
|
|
catchsql {
|
|
SELECT * FROM t2 INDEXED BY i3, t1 INDEXED BY i1 WHERE a=c
|
|
}
|
|
} {1 {no query solution}}
|
|
|
|
# Test embedding an INDEXED BY in a CREATE VIEW statement. This block
|
|
# also tests that nothing bad happens if an index refered to by
|
|
# a CREATE VIEW statement is dropped and recreated.
|
|
#
|
|
do_execsql_test indexedby-5.1 {
|
|
CREATE VIEW v2 AS SELECT * FROM t1 INDEXED BY i1 WHERE a > 5;
|
|
EXPLAIN QUERY PLAN SELECT * FROM v2
|
|
} {0 0 0 {SEARCH TABLE t1 USING INDEX i1 (a>?)}}
|
|
do_execsql_test indexedby-5.2 {
|
|
EXPLAIN QUERY PLAN SELECT * FROM v2 WHERE b = 10
|
|
} {0 0 0 {SEARCH TABLE t1 USING INDEX i1 (a>?)}}
|
|
do_test indexedby-5.3 {
|
|
execsql { DROP INDEX i1 }
|
|
catchsql { SELECT * FROM v2 }
|
|
} {1 {no such index: i1}}
|
|
do_test indexedby-5.4 {
|
|
# Recreate index i1 in such a way as it cannot be used by the view query.
|
|
execsql { CREATE INDEX i1 ON t1(b) }
|
|
catchsql { SELECT * FROM v2 }
|
|
} {1 {no query solution}}
|
|
do_test indexedby-5.5 {
|
|
# Drop and recreate index i1 again. This time, create it so that it can
|
|
# be used by the query.
|
|
execsql { DROP INDEX i1 ; CREATE INDEX i1 ON t1(a) }
|
|
catchsql { SELECT * FROM v2 }
|
|
} {0 {}}
|
|
|
|
# Test that "NOT INDEXED" may use the rowid index, but not others.
|
|
#
|
|
do_execsql_test indexedby-6.1 {
|
|
EXPLAIN QUERY PLAN SELECT * FROM t1 WHERE b = 10 ORDER BY rowid
|
|
} {0 0 0 {SEARCH TABLE t1 USING INDEX i2 (b=?)}}
|
|
do_execsql_test indexedby-6.2 {
|
|
EXPLAIN QUERY PLAN SELECT * FROM t1 NOT INDEXED WHERE b = 10 ORDER BY rowid
|
|
} {0 0 0 {SCAN TABLE t1}}
|
|
|
|
# Test that "INDEXED BY" can be used in a DELETE statement.
|
|
#
|
|
do_execsql_test indexedby-7.1 {
|
|
EXPLAIN QUERY PLAN DELETE FROM t1 WHERE a = 5
|
|
} {0 0 0 {SEARCH TABLE t1 USING COVERING INDEX i1 (a=?)}}
|
|
do_execsql_test indexedby-7.2 {
|
|
EXPLAIN QUERY PLAN DELETE FROM t1 NOT INDEXED WHERE a = 5
|
|
} {0 0 0 {SCAN TABLE t1}}
|
|
do_execsql_test indexedby-7.3 {
|
|
EXPLAIN QUERY PLAN DELETE FROM t1 INDEXED BY i1 WHERE a = 5
|
|
} {0 0 0 {SEARCH TABLE t1 USING COVERING INDEX i1 (a=?)}}
|
|
do_execsql_test indexedby-7.4 {
|
|
EXPLAIN QUERY PLAN DELETE FROM t1 INDEXED BY i1 WHERE a = 5 AND b = 10
|
|
} {0 0 0 {SEARCH TABLE t1 USING INDEX i1 (a=?)}}
|
|
do_execsql_test indexedby-7.5 {
|
|
EXPLAIN QUERY PLAN DELETE FROM t1 INDEXED BY i2 WHERE a = 5 AND b = 10
|
|
} {0 0 0 {SEARCH TABLE t1 USING INDEX i2 (b=?)}}
|
|
do_test indexedby-7.6 {
|
|
catchsql { DELETE FROM t1 INDEXED BY i2 WHERE a = 5}
|
|
} {1 {no query solution}}
|
|
|
|
# Test that "INDEXED BY" can be used in an UPDATE statement.
|
|
#
|
|
do_execsql_test indexedby-8.1 {
|
|
EXPLAIN QUERY PLAN UPDATE t1 SET rowid=rowid+1 WHERE a = 5
|
|
} {0 0 0 {SEARCH TABLE t1 USING COVERING INDEX i1 (a=?)}}
|
|
do_execsql_test indexedby-8.2 {
|
|
EXPLAIN QUERY PLAN UPDATE t1 NOT INDEXED SET rowid=rowid+1 WHERE a = 5
|
|
} {0 0 0 {SCAN TABLE t1}}
|
|
do_execsql_test indexedby-8.3 {
|
|
EXPLAIN QUERY PLAN UPDATE t1 INDEXED BY i1 SET rowid=rowid+1 WHERE a = 5
|
|
} {0 0 0 {SEARCH TABLE t1 USING COVERING INDEX i1 (a=?)}}
|
|
do_execsql_test indexedby-8.4 {
|
|
EXPLAIN QUERY PLAN
|
|
UPDATE t1 INDEXED BY i1 SET rowid=rowid+1 WHERE a = 5 AND b = 10
|
|
} {0 0 0 {SEARCH TABLE t1 USING INDEX i1 (a=?)}}
|
|
do_execsql_test indexedby-8.5 {
|
|
EXPLAIN QUERY PLAN
|
|
UPDATE t1 INDEXED BY i2 SET rowid=rowid+1 WHERE a = 5 AND b = 10
|
|
} {0 0 0 {SEARCH TABLE t1 USING INDEX i2 (b=?)}}
|
|
do_test indexedby-8.6 {
|
|
catchsql { UPDATE t1 INDEXED BY i2 SET rowid=rowid+1 WHERE a = 5}
|
|
} {1 {no query solution}}
|
|
|
|
# Test that bug #3560 is fixed.
|
|
#
|
|
do_test indexedby-9.1 {
|
|
execsql {
|
|
CREATE TABLE maintable( id integer);
|
|
CREATE TABLE joinme(id_int integer, id_text text);
|
|
CREATE INDEX joinme_id_text_idx on joinme(id_text);
|
|
CREATE INDEX joinme_id_int_idx on joinme(id_int);
|
|
}
|
|
} {}
|
|
do_test indexedby-9.2 {
|
|
catchsql {
|
|
select * from maintable as m inner join
|
|
joinme as j indexed by joinme_id_text_idx
|
|
on ( m.id = j.id_int)
|
|
}
|
|
} {1 {no query solution}}
|
|
do_test indexedby-9.3 {
|
|
catchsql { select * from maintable, joinme INDEXED by joinme_id_text_idx }
|
|
} {1 {no query solution}}
|
|
|
|
# Make sure we can still create tables, indices, and columns whose name
|
|
# is "indexed".
|
|
#
|
|
do_test indexedby-10.1 {
|
|
execsql {
|
|
CREATE TABLE indexed(x,y);
|
|
INSERT INTO indexed VALUES(1,2);
|
|
SELECT * FROM indexed;
|
|
}
|
|
} {1 2}
|
|
do_test indexedby-10.2 {
|
|
execsql {
|
|
CREATE INDEX i10 ON indexed(x);
|
|
SELECT * FROM indexed indexed by i10 where x>0;
|
|
}
|
|
} {1 2}
|
|
do_test indexedby-10.3 {
|
|
execsql {
|
|
DROP TABLE indexed;
|
|
CREATE TABLE t10(indexed INTEGER);
|
|
INSERT INTO t10 VALUES(1);
|
|
CREATE INDEX indexed ON t10(indexed);
|
|
SELECT * FROM t10 indexed by indexed WHERE indexed>0
|
|
}
|
|
} {1}
|
|
|
|
#-------------------------------------------------------------------------
|
|
# Ensure that the rowid at the end of each index entry may be used
|
|
# for equality constraints in the same way as other indexed fields.
|
|
#
|
|
do_execsql_test 11.1 {
|
|
CREATE TABLE x1(a, b TEXT);
|
|
CREATE INDEX x1i ON x1(a, b);
|
|
INSERT INTO x1 VALUES(1, 1);
|
|
INSERT INTO x1 VALUES(1, 1);
|
|
INSERT INTO x1 VALUES(1, 1);
|
|
INSERT INTO x1 VALUES(1, 1);
|
|
}
|
|
do_execsql_test 11.2 {
|
|
SELECT a,b,rowid FROM x1 INDEXED BY x1i WHERE a=1 AND b=1 AND rowid=3;
|
|
} {1 1 3}
|
|
do_execsql_test 11.3 {
|
|
SELECT a,b,rowid FROM x1 INDEXED BY x1i WHERE a=1 AND b=1 AND rowid='3';
|
|
} {1 1 3}
|
|
do_execsql_test 11.4 {
|
|
SELECT a,b,rowid FROM x1 INDEXED BY x1i WHERE a=1 AND b=1 AND rowid='3.0';
|
|
} {1 1 3}
|
|
do_eqp_test 11.5 {
|
|
SELECT a,b,rowid FROM x1 INDEXED BY x1i WHERE a=1 AND b=1 AND rowid='3.0';
|
|
} {0 0 0 {SEARCH TABLE x1 USING COVERING INDEX x1i (a=? AND b=? AND rowid=?)}}
|
|
|
|
do_execsql_test 11.6 {
|
|
CREATE TABLE x2(c INTEGER PRIMARY KEY, a, b TEXT);
|
|
CREATE INDEX x2i ON x2(a, b);
|
|
INSERT INTO x2 VALUES(1, 1, 1);
|
|
INSERT INTO x2 VALUES(2, 1, 1);
|
|
INSERT INTO x2 VALUES(3, 1, 1);
|
|
INSERT INTO x2 VALUES(4, 1, 1);
|
|
}
|
|
do_execsql_test 11.7 {
|
|
SELECT a,b,c FROM x2 INDEXED BY x2i WHERE a=1 AND b=1 AND c=3;
|
|
} {1 1 3}
|
|
do_execsql_test 11.8 {
|
|
SELECT a,b,c FROM x2 INDEXED BY x2i WHERE a=1 AND b=1 AND c='3';
|
|
} {1 1 3}
|
|
do_execsql_test 11.9 {
|
|
SELECT a,b,c FROM x2 INDEXED BY x2i WHERE a=1 AND b=1 AND c='3.0';
|
|
} {1 1 3}
|
|
do_eqp_test 11.10 {
|
|
SELECT a,b,c FROM x2 INDEXED BY x2i WHERE a=1 AND b=1 AND c='3.0';
|
|
} {0 0 0 {SEARCH TABLE x2 USING COVERING INDEX x2i (a=? AND b=? AND rowid=?)}}
|
|
|
|
finish_test
|