Import SQLite 3.7.6.3.

third_party/sqlite/src/test/indexedby.test

 # 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.
 #
 #***********************************************************************
@@ skipping 22 matching lines @@
 } {}
 
 # 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_test indexedby-1.2 {
-  EQP { select * from t1 WHERE a = 10; }
-} {0 0 {TABLE t1 WITH INDEX i1}}
-do_test indexedby-1.3 {
-  EQP { select * from t1 ; }
-} {0 0 {TABLE t1}}
-do_test indexedby-1.4 {
-  EQP { select * from t1, t2 WHERE c = 10; }
-} {0 1 {TABLE t2 WITH INDEX i3} 1 0 {TABLE t1}}
+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 {
@@ skipping 11 matching lines @@
 } {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_test indexedby-3.1 {
-  EQP { SELECT * FROM t1 NOT INDEXED WHERE a = 'one' AND b = 'two'}
-} {0 0 {TABLE t1}}
-do_test indexedby-3.2 {
-  EQP { SELECT * FROM t1 INDEXED BY i1 WHERE a = 'one' AND b = 'two'}
-} {0 0 {TABLE t1 WITH INDEX i1}}
-do_test indexedby-3.3 {
-  EQP { SELECT * FROM t1 INDEXED BY i2 WHERE a = 'one' AND b = 'two'}
-} {0 0 {TABLE t1 WITH INDEX i2}}
+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_test indexedby-3.8 {
-  EQP { SELECT * FROM t3 INDEXED BY sqlite_autoindex_t3_1 ORDER BY e }
-} {0 0 {TABLE t3 WITH INDEX sqlite_autoindex_t3_1 ORDER BY}}
-do_test indexedby-3.9 {
-  EQP { SELECT * FROM t3 INDEXED BY sqlite_autoindex_t3_1 WHERE e = 10 }
-} {0 0 {TABLE t3 WITH INDEX sqlite_autoindex_t3_1}}
+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_test indexedby-4.1 {
-  EQP { SELECT * FROM t1, t2 WHERE a = c }
-} {0 0 {TABLE t1} 1 1 {TABLE t2 WITH INDEX i3}}
-do_test indexedby-4.2 {
-  EQP { SELECT * FROM t1 INDEXED BY i1, t2 WHERE a = c }
-} {0 1 {TABLE t2} 1 0 {TABLE t1 WITH INDEX i1}}
+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_test indexedby-5.1 {
-  execsql {
-    CREATE VIEW v2 AS SELECT * FROM t1 INDEXED BY i1 WHERE a > 5;
-  }
-  EQP { SELECT * FROM v2 }
-} {0 0 {TABLE t1 WITH INDEX i1}}
-do_test indexedby-5.2 {
-  EQP { SELECT * FROM v2 WHERE b = 10 }
-} {0 0 {TABLE t1 WITH INDEX i1}}
+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_test indexedby-6.1 {
-  EQP { SELECT * FROM t1 WHERE b = 10 ORDER BY rowid }
-} {0 0 {TABLE t1 WITH INDEX i2 ORDER BY}}
-do_test indexedby-6.2 {
-  EQP { SELECT * FROM t1 NOT INDEXED WHERE b = 10 ORDER BY rowid }
-} {0 0 {TABLE t1 USING PRIMARY KEY ORDER BY}}
+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_test indexedby-7.1 {
-  EQP { DELETE FROM t1 WHERE a = 5 }
-} {0 0 {TABLE t1 WITH INDEX i1}}
-do_test indexedby-7.2 {
-  EQP { DELETE FROM t1 NOT INDEXED WHERE a = 5 }
-} {0 0 {TABLE t1}}
-do_test indexedby-7.3 {
-  EQP { DELETE FROM t1 INDEXED BY i1 WHERE a = 5 }
-} {0 0 {TABLE t1 WITH INDEX i1}}
-do_test indexedby-7.4 {
-  EQP { DELETE FROM t1 INDEXED BY i1 WHERE a = 5 AND b = 10}
-} {0 0 {TABLE t1 WITH INDEX i1}}
-do_test indexedby-7.5 {
-  EQP { DELETE FROM t1 INDEXED BY i2 WHERE a = 5 AND b = 10}
-} {0 0 {TABLE t1 WITH INDEX i2}}
+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_test indexedby-8.1 {
-  EQP { UPDATE t1 SET rowid=rowid+1 WHERE a = 5 }
-} {0 0 {TABLE t1 WITH INDEX i1}}
-do_test indexedby-8.2 {
-  EQP { UPDATE t1 NOT INDEXED SET rowid=rowid+1 WHERE a = 5 }
-} {0 0 {TABLE t1}}
-do_test indexedby-8.3 {
-  EQP { UPDATE t1 INDEXED BY i1 SET rowid=rowid+1 WHERE a = 5 }
-} {0 0 {TABLE t1 WITH INDEX i1}}
-do_test indexedby-8.4 {
-  EQP { UPDATE t1 INDEXED BY i1 SET rowid=rowid+1 WHERE a = 5 AND b = 10}
-} {0 0 {TABLE t1 WITH INDEX i1}}
-do_test indexedby-8.5 {
-  EQP { UPDATE t1 INDEXED BY i2 SET rowid=rowid+1 WHERE a = 5 AND b = 10}
-} {0 0 {TABLE t1 WITH INDEX i2}}
+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);
@@ skipping 32 matching lines @@
   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