Index: third_party/sqlite/sqlite-src-3070603/test/indexedby.test |
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+# 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 |
+ |
+# 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=?) (~10 rows)}} |
+do_execsql_test indexedby-1.3 { |
+ EXPLAIN QUERY PLAN select * from t1 ; |
+} {0 0 0 {SCAN TABLE t1 (~1000000 rows)}} |
+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=?) (~10 rows)} |
+ 0 1 0 {SCAN TABLE t1 (~1000000 rows)} |
+} |
+ |
+# 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 (~10000 rows)}} |
+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=?) (~2 rows)}} |
+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=?) (~2 rows)}} |
+do_test indexedby-3.4 { |
+ catchsql { SELECT * FROM t1 INDEXED BY i2 WHERE a = 'one' } |
+} {1 {cannot use index: i2}} |
+do_test indexedby-3.5 { |
+ catchsql { SELECT * FROM t1 INDEXED BY i2 ORDER BY a } |
+} {1 {cannot use index: i2}} |
+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 (~1000000 rows)}} |
+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=?) (~1 rows)}} |
+do_test indexedby-3.10 { |
+ catchsql { SELECT * FROM t3 INDEXED BY sqlite_autoindex_t3_1 WHERE f = 10 } |
+} {1 {cannot use index: sqlite_autoindex_t3_1}} |
+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 (~1000000 rows)} |
+ 0 1 1 {SEARCH TABLE t2 USING INDEX i3 (c=?) (~10 rows)} |
+} |
+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 (~1000000 rows)} |
+ 0 1 0 {SEARCH TABLE t1 USING INDEX i1 (a=?) (~10 rows)} |
+} |
+do_test indexedby-4.3 { |
+ catchsql { |
+ SELECT * FROM t1 INDEXED BY i1, t2 INDEXED BY i3 WHERE a=c |
+ } |
+} {1 {cannot use index: i1}} |
+do_test indexedby-4.4 { |
+ catchsql { |
+ SELECT * FROM t2 INDEXED BY i3, t1 INDEXED BY i1 WHERE a=c |
+ } |
+} {1 {cannot use index: i3}} |
+ |
+# 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>?) (~250000 rows)}} |
+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>?) (~25000 rows)}} |
+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 {cannot use index: i1}} |
+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=?) (~10 rows)}} |
+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 USING INTEGER PRIMARY KEY (~100000 rows)}} |
+ |
+# 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=?) (~10 rows)}} |
+do_execsql_test indexedby-7.2 { |
+ EXPLAIN QUERY PLAN DELETE FROM t1 NOT INDEXED WHERE a = 5 |
+} {0 0 0 {SCAN TABLE t1 (~100000 rows)}} |
+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=?) (~10 rows)}} |
+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=?) (~2 rows)}} |
+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=?) (~2 rows)}} |
+do_test indexedby-7.6 { |
+ catchsql { DELETE FROM t1 INDEXED BY i2 WHERE a = 5} |
+} {1 {cannot use index: i2}} |
+ |
+# 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=?) (~10 rows)}} |
+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 (~100000 rows)}} |
+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=?) (~10 rows)}} |
+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=?) (~2 rows)}} |
+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=?) (~2 rows)}} |
+do_test indexedby-8.6 { |
+ catchsql { UPDATE t1 INDEXED BY i2 SET rowid=rowid+1 WHERE a = 5} |
+} {1 {cannot use index: i2}} |
+ |
+# 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 {cannot use index: joinme_id_text_idx}} |
+do_test indexedby-9.3 { |
+ catchsql { select * from maintable, joinme INDEXED by joinme_id_text_idx } |
+} {1 {cannot use index: joinme_id_text_idx}} |
+ |
+# 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} |
+ |
+finish_test |