sl@0: # 2001 September 15
sl@0: #
sl@0: # The author disclaims copyright to this source code.  In place of
sl@0: # a legal notice, here is a blessing:
sl@0: #
sl@0: #    May you do good and not evil.
sl@0: #    May you find forgiveness for yourself and forgive others.
sl@0: #    May you share freely, never taking more than you give.
sl@0: #
sl@0: #***********************************************************************
sl@0: # This file implements regression tests for SQLite library.  The
sl@0: # focus of this file is testing the INSERT statement that takes is
sl@0: # result from a SELECT.
sl@0: #
sl@0: # $Id: insert2.test,v 1.19 2008/01/16 18:20:42 danielk1977 Exp $
sl@0: 
sl@0: set testdir [file dirname $argv0]
sl@0: source $testdir/tester.tcl
sl@0: 
sl@0: # Create some tables with data that we can select against
sl@0: #
sl@0: do_test insert2-1.0 {
sl@0:   execsql {CREATE TABLE d1(n int, log int);}
sl@0:   for {set i 1} {$i<=20} {incr i} {
sl@0:     for {set j 0} {(1<<$j)<$i} {incr j} {}
sl@0:     execsql "INSERT INTO d1 VALUES($i,$j)"
sl@0:   }
sl@0:   execsql {SELECT * FROM d1 ORDER BY n}
sl@0: } {1 0 2 1 3 2 4 2 5 3 6 3 7 3 8 3 9 4 10 4 11 4 12 4 13 4 14 4 15 4 16 4 17 5 18 5 19 5 20 5}
sl@0: 
sl@0: # Insert into a new table from the old one.
sl@0: #
sl@0: do_test insert2-1.1.1 {
sl@0:   execsql {
sl@0:     CREATE TABLE t1(log int, cnt int);
sl@0:     PRAGMA count_changes=on;
sl@0:   }
sl@0:   ifcapable explain {
sl@0:     execsql {
sl@0:       EXPLAIN INSERT INTO t1 SELECT log, count(*) FROM d1 GROUP BY log;
sl@0:     }
sl@0:   }
sl@0:   execsql {
sl@0:     INSERT INTO t1 SELECT log, count(*) FROM d1 GROUP BY log;
sl@0:   }
sl@0: } {6}
sl@0: do_test insert2-1.1.2 {
sl@0:   db changes
sl@0: } {6}
sl@0: do_test insert2-1.1.3 {
sl@0:   execsql {SELECT * FROM t1 ORDER BY log}
sl@0: } {0 1 1 1 2 2 3 4 4 8 5 4}
sl@0: 
sl@0: ifcapable compound {
sl@0: do_test insert2-1.2.1 {
sl@0:   catch {execsql {DROP TABLE t1}}
sl@0:   execsql {
sl@0:     CREATE TABLE t1(log int, cnt int);
sl@0:     INSERT INTO t1 
sl@0:        SELECT log, count(*) FROM d1 GROUP BY log
sl@0:        EXCEPT SELECT n-1,log FROM d1;
sl@0:   }
sl@0: } {4}
sl@0: do_test insert2-1.2.2 {
sl@0:   execsql {
sl@0:     SELECT * FROM t1 ORDER BY log;
sl@0:   }
sl@0: } {0 1 3 4 4 8 5 4}
sl@0: do_test insert2-1.3.1 {
sl@0:   catch {execsql {DROP TABLE t1}}
sl@0:   execsql {
sl@0:     CREATE TABLE t1(log int, cnt int);
sl@0:     PRAGMA count_changes=off;
sl@0:     INSERT INTO t1 
sl@0:        SELECT log, count(*) FROM d1 GROUP BY log
sl@0:        INTERSECT SELECT n-1,log FROM d1;
sl@0:   }
sl@0: } {}
sl@0: do_test insert2-1.3.2 {
sl@0:   execsql {
sl@0:     SELECT * FROM t1 ORDER BY log;
sl@0:   }
sl@0: } {1 1 2 2}
sl@0: } ;# ifcapable compound
sl@0: execsql {PRAGMA count_changes=off;}
sl@0: 
sl@0: do_test insert2-1.4 {
sl@0:   catch {execsql {DROP TABLE t1}}
sl@0:   set r [execsql {
sl@0:     CREATE TABLE t1(log int, cnt int);
sl@0:     CREATE INDEX i1 ON t1(log);
sl@0:     CREATE INDEX i2 ON t1(cnt);
sl@0:     INSERT INTO t1 SELECT log, count() FROM d1 GROUP BY log;
sl@0:     SELECT * FROM t1 ORDER BY log;
sl@0:   }]
sl@0:   lappend r [execsql {SELECT cnt FROM t1 WHERE log=3}]
sl@0:   lappend r [execsql {SELECT log FROM t1 WHERE cnt=4 ORDER BY log}]
sl@0: } {0 1 1 1 2 2 3 4 4 8 5 4 4 {3 5}}
sl@0: 
sl@0: do_test insert2-2.0 {
sl@0:   execsql {
sl@0:     CREATE TABLE t3(a,b,c);
sl@0:     CREATE TABLE t4(x,y);
sl@0:     INSERT INTO t4 VALUES(1,2);
sl@0:     SELECT * FROM t4;
sl@0:   }
sl@0: } {1 2}
sl@0: do_test insert2-2.1 {
sl@0:   execsql {
sl@0:     INSERT INTO t3(a,c) SELECT * FROM t4;
sl@0:     SELECT * FROM t3;
sl@0:   }
sl@0: } {1 {} 2}
sl@0: do_test insert2-2.2 {
sl@0:   execsql {
sl@0:     DELETE FROM t3;
sl@0:     INSERT INTO t3(c,b) SELECT * FROM t4;
sl@0:     SELECT * FROM t3;
sl@0:   }
sl@0: } {{} 2 1}
sl@0: do_test insert2-2.3 {
sl@0:   execsql {
sl@0:     DELETE FROM t3;
sl@0:     INSERT INTO t3(c,a,b) SELECT x, 'hi', y FROM t4;
sl@0:     SELECT * FROM t3;
sl@0:   }
sl@0: } {hi 2 1}
sl@0: 
sl@0: integrity_check insert2-3.0
sl@0: 
sl@0: # File table t4 with lots of data
sl@0: #
sl@0: do_test insert2-3.1 {
sl@0:   execsql {
sl@0:     SELECT * from t4;
sl@0:   }
sl@0: } {1 2}
sl@0: do_test insert2-3.2 {
sl@0:   set x [db total_changes]
sl@0:   execsql {
sl@0:     BEGIN;
sl@0:     INSERT INTO t4 VALUES(2,4);
sl@0:     INSERT INTO t4 VALUES(3,6);
sl@0:     INSERT INTO t4 VALUES(4,8);
sl@0:     INSERT INTO t4 VALUES(5,10);
sl@0:     INSERT INTO t4 VALUES(6,12);
sl@0:     INSERT INTO t4 VALUES(7,14);
sl@0:     INSERT INTO t4 VALUES(8,16);
sl@0:     INSERT INTO t4 VALUES(9,18);
sl@0:     INSERT INTO t4 VALUES(10,20);
sl@0:     COMMIT;
sl@0:   }
sl@0:   expr [db total_changes] - $x
sl@0: } {9}
sl@0: do_test insert2-3.2.1 {
sl@0:   execsql {
sl@0:     SELECT count(*) FROM t4;
sl@0:   }
sl@0: } {10}
sl@0: do_test insert2-3.3 {
sl@0:   ifcapable subquery {
sl@0:     execsql {
sl@0:       BEGIN;
sl@0:       INSERT INTO t4 SELECT x+(SELECT max(x) FROM t4),y FROM t4;
sl@0:       INSERT INTO t4 SELECT x+(SELECT max(x) FROM t4),y FROM t4;
sl@0:       INSERT INTO t4 SELECT x+(SELECT max(x) FROM t4),y FROM t4;
sl@0:       INSERT INTO t4 SELECT x+(SELECT max(x) FROM t4),y FROM t4;
sl@0:       COMMIT;
sl@0:       SELECT count(*) FROM t4;
sl@0:     }
sl@0:   } else {
sl@0:     db function max_x_t4 {execsql {SELECT max(x) FROM t4}}
sl@0:     execsql {
sl@0:       BEGIN;
sl@0:       INSERT INTO t4 SELECT x+max_x_t4() ,y FROM t4;
sl@0:       INSERT INTO t4 SELECT x+max_x_t4() ,y FROM t4;
sl@0:       INSERT INTO t4 SELECT x+max_x_t4() ,y FROM t4;
sl@0:       INSERT INTO t4 SELECT x+max_x_t4() ,y FROM t4;
sl@0:       COMMIT;
sl@0:       SELECT count(*) FROM t4;
sl@0:     }
sl@0:   }
sl@0: } {160}
sl@0: do_test insert2-3.4 {
sl@0:   execsql {
sl@0:     BEGIN;
sl@0:     UPDATE t4 SET y='lots of data for the row where x=' || x
sl@0:                      || ' and y=' || y || ' - even more data to fill space';
sl@0:     COMMIT;
sl@0:     SELECT count(*) FROM t4;
sl@0:   }
sl@0: } {160}
sl@0: do_test insert2-3.5 {
sl@0:   ifcapable subquery {
sl@0:     execsql {
sl@0:       BEGIN;
sl@0:       INSERT INTO t4 SELECT x+(SELECT max(x)+1 FROM t4),y FROM t4;
sl@0:       SELECT count(*) from t4;
sl@0:       ROLLBACK;
sl@0:     }
sl@0:   } else {
sl@0:     execsql {
sl@0:       BEGIN;
sl@0:       INSERT INTO t4 SELECT x+max_x_t4()+1,y FROM t4;
sl@0:       SELECT count(*) from t4;
sl@0:       ROLLBACK;
sl@0:     }
sl@0:   }
sl@0: } {320}
sl@0: do_test insert2-3.6 {
sl@0:   execsql {
sl@0:     SELECT count(*) FROM t4;
sl@0:   }
sl@0: } {160}
sl@0: do_test insert2-3.7 {
sl@0:   execsql {
sl@0:     BEGIN;
sl@0:     DELETE FROM t4 WHERE x!=123;
sl@0:     SELECT count(*) FROM t4;
sl@0:     ROLLBACK;
sl@0:   }
sl@0: } {1}
sl@0: do_test insert2-3.8 {
sl@0:   db changes
sl@0: } {159}
sl@0: integrity_check insert2-3.9
sl@0: 
sl@0: # Ticket #901
sl@0: #
sl@0: ifcapable tempdb {
sl@0:   do_test insert2-4.1 {
sl@0:     execsql {
sl@0:       CREATE TABLE Dependencies(depId integer primary key,
sl@0:         class integer, name str, flag str);
sl@0:       CREATE TEMPORARY TABLE DepCheck(troveId INT, depNum INT,
sl@0:         flagCount INT, isProvides BOOL, class INTEGER, name STRING,
sl@0:         flag STRING);
sl@0:       INSERT INTO DepCheck 
sl@0:          VALUES(-1, 0, 1, 0, 2, 'libc.so.6', 'GLIBC_2.0');
sl@0:       INSERT INTO Dependencies 
sl@0:          SELECT DISTINCT 
sl@0:              NULL, 
sl@0:              DepCheck.class, 
sl@0:              DepCheck.name, 
sl@0:              DepCheck.flag 
sl@0:          FROM DepCheck LEFT OUTER JOIN Dependencies ON 
sl@0:              DepCheck.class == Dependencies.class AND 
sl@0:              DepCheck.name == Dependencies.name AND 
sl@0:              DepCheck.flag == Dependencies.flag 
sl@0:          WHERE 
sl@0:              Dependencies.depId is NULL;
sl@0:     };
sl@0:   } {}
sl@0: }
sl@0: 
sl@0: #--------------------------------------------------------------------
sl@0: # Test that the INSERT works when the SELECT statement (a) references
sl@0: # the table being inserted into and (b) is optimized to use an index
sl@0: # only.
sl@0: do_test insert2-5.1 {
sl@0:   execsql {
sl@0:     CREATE TABLE t2(a, b);
sl@0:     INSERT INTO t2 VALUES(1, 2);
sl@0:     CREATE INDEX t2i1 ON t2(a);
sl@0:     INSERT INTO t2 SELECT a, 3 FROM t2 WHERE a = 1;
sl@0:     SELECT * FROM t2;
sl@0:   }
sl@0: } {1 2 1 3}
sl@0: ifcapable subquery {
sl@0:   do_test insert2-5.2 {
sl@0:     execsql {
sl@0:       INSERT INTO t2 SELECT (SELECT a FROM t2), 4;
sl@0:       SELECT * FROM t2;
sl@0:     }
sl@0:   } {1 2 1 3 1 4}
sl@0: }
sl@0: 
sl@0: finish_test