third_party/sqlite/src/test/conflict.test - cobalt - Git at Google

 # 2002 January 29
 #
 # 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.
 #
 #***********************************************************************
 # This file implements regression tests for SQLite library.
 #
 # This file implements tests for the conflict resolution extension
 # to SQLite.
 #
 # $Id: conflict.test,v 1.32 2009/04/30 09:10:38 danielk1977 Exp $

 set testdir [file dirname $argv0]
 source $testdir/tester.tcl

 ifcapable !conflict {
   finish_test
   return
 }

 # Create tables for the first group of tests.
 #
 do_test conflict-1.0 {
   execsql {
     CREATE TABLE t1(a, b, c, UNIQUE(a,b));
     CREATE TABLE t2(x);
     SELECT c FROM t1 ORDER BY c;
   }
 } {}

 # Six columns of configuration data as follows:
 #
 #   i      The reference number of the test
 #   cmd    An INSERT or REPLACE command to execute against table t1
 #   t0     True if there is an error from $cmd
 #   t1     Content of "c" column of t1 assuming no error in $cmd
 #   t2     Content of "x" column of t2
 #   t3     Number of temporary files created by this test
 #
 foreach {i cmd t0 t1 t2 t3} {
   1 INSERT                  1 {}  1  0
   2 {INSERT OR IGNORE}      0 3   1  0
   3 {INSERT OR REPLACE}     0 4   1  0
   4 REPLACE                 0 4   1  0
   5 {INSERT OR FAIL}        1 {}  1  0
   6 {INSERT OR ABORT}       1 {}  1  0
   7 {INSERT OR ROLLBACK}    1 {}  {} 0
 } {
   do_test conflict-1.$i {
     set ::sqlite_opentemp_count 0
     set r0 [catch {execsql [subst {
       DELETE FROM t1;
       DELETE FROM t2;
       INSERT INTO t1 VALUES(1,2,3);
       BEGIN;
       INSERT INTO t2 VALUES(1);
       $cmd INTO t1 VALUES(1,2,4);
     }]} r1]
     catch {execsql {COMMIT}}
     if {$r0} {set r1 {}} {set r1 [execsql {SELECT c FROM t1}]}
     set r2 [execsql {SELECT x FROM t2}]
     set r3 $::sqlite_opentemp_count
     list $r0 $r1 $r2 $r3
   } [list $t0 $t1 $t2 $t3]
 }

 # Create tables for the first group of tests.
 #
 do_test conflict-2.0 {
   execsql {
     DROP TABLE t1;
     DROP TABLE t2;
     CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c, UNIQUE(a,b));
     CREATE TABLE t2(x);
     SELECT c FROM t1 ORDER BY c;
   }
 } {}

 # Six columns of configuration data as follows:
 #
 #   i      The reference number of the test
 #   cmd    An INSERT or REPLACE command to execute against table t1
 #   t0     True if there is an error from $cmd
 #   t1     Content of "c" column of t1 assuming no error in $cmd
 #   t2     Content of "x" column of t2
 #
 foreach {i cmd t0 t1 t2} {
   1 INSERT                  1 {}  1
   2 {INSERT OR IGNORE}      0 3   1
   3 {INSERT OR REPLACE}     0 4   1
   4 REPLACE                 0 4   1
   5 {INSERT OR FAIL}        1 {}  1
   6 {INSERT OR ABORT}       1 {}  1
   7 {INSERT OR ROLLBACK}    1 {}  {}
 } {
   do_test conflict-2.$i {
     set r0 [catch {execsql [subst {
       DELETE FROM t1;
       DELETE FROM t2;
       INSERT INTO t1 VALUES(1,2,3);
       BEGIN;
       INSERT INTO t2 VALUES(1);
       $cmd INTO t1 VALUES(1,2,4);
     }]} r1]
     catch {execsql {COMMIT}}
     if {$r0} {set r1 {}} {set r1 [execsql {SELECT c FROM t1}]}
     set r2 [execsql {SELECT x FROM t2}]
     list $r0 $r1 $r2
   } [list $t0 $t1 $t2]
 }

 # Create tables for the first group of tests.
 #
 do_test conflict-3.0 {
   execsql {
     DROP TABLE t1;
     DROP TABLE t2;
     CREATE TABLE t1(a, b, c INTEGER, PRIMARY KEY(c), UNIQUE(a,b));
     CREATE TABLE t2(x);
     SELECT c FROM t1 ORDER BY c;
   }
 } {}

 # Six columns of configuration data as follows:
 #
 #   i      The reference number of the test
 #   cmd    An INSERT or REPLACE command to execute against table t1
 #   t0     True if there is an error from $cmd
 #   t1     Content of "c" column of t1 assuming no error in $cmd
 #   t2     Content of "x" column of t2
 #
 foreach {i cmd t0 t1 t2} {
   1 INSERT                  1 {}  1
   2 {INSERT OR IGNORE}      0 3   1
   3 {INSERT OR REPLACE}     0 4   1
   4 REPLACE                 0 4   1
   5 {INSERT OR FAIL}        1 {}  1
   6 {INSERT OR ABORT}       1 {}  1
   7 {INSERT OR ROLLBACK}    1 {}  {}
 } {
   do_test conflict-3.$i {
     set r0 [catch {execsql [subst {
       DELETE FROM t1;
       DELETE FROM t2;
       INSERT INTO t1 VALUES(1,2,3);
       BEGIN;
       INSERT INTO t2 VALUES(1);
       $cmd INTO t1 VALUES(1,2,4);
     }]} r1]
     catch {execsql {COMMIT}}
     if {$r0} {set r1 {}} {set r1 [execsql {SELECT c FROM t1}]}
     set r2 [execsql {SELECT x FROM t2}]
     list $r0 $r1 $r2
   } [list $t0 $t1 $t2]
 }

 do_test conflict-4.0 {
   execsql {
     DROP TABLE t2;
     CREATE TABLE t2(x);
     SELECT x FROM t2;
   }
 } {}

 # Six columns of configuration data as follows:
 #
 #   i      The reference number of the test
 #   conf1  The conflict resolution algorithm on the UNIQUE constraint
 #   cmd    An INSERT or REPLACE command to execute against table t1
 #   t0     True if there is an error from $cmd
 #   t1     Content of "c" column of t1 assuming no error in $cmd
 #   t2     Content of "x" column of t2
 #
 foreach {i conf1 cmd t0 t1 t2} {
   1 {}       INSERT                  1 {}  1
   2 REPLACE  INSERT                  0 4   1
   3 IGNORE   INSERT                  0 3   1
   4 FAIL     INSERT                  1 {}  1
   5 ABORT    INSERT                  1 {}  1
   6 ROLLBACK INSERT                  1 {}  {}
   7 REPLACE  {INSERT OR IGNORE}      0 3   1
   8 IGNORE   {INSERT OR REPLACE}     0 4   1
   9 FAIL     {INSERT OR IGNORE}      0 3   1
  10 ABORT    {INSERT OR REPLACE}     0 4   1
  11 ROLLBACK {INSERT OR IGNORE }     0 3   1
 } {
   do_test conflict-4.$i {
     if {$conf1!=""} {set conf1 "ON CONFLICT $conf1"}
     set r0 [catch {execsql [subst {
       DROP TABLE t1;
       CREATE TABLE t1(a,b,c,UNIQUE(a,b) $conf1);
       DELETE FROM t2;
       INSERT INTO t1 VALUES(1,2,3);
       BEGIN;
       INSERT INTO t2 VALUES(1);
       $cmd INTO t1 VALUES(1,2,4);
     }]} r1]
     catch {execsql {COMMIT}}
     if {$r0} {set r1 {}} {set r1 [execsql {SELECT c FROM t1}]}
     set r2 [execsql {SELECT x FROM t2}]
     list $r0 $r1 $r2
   } [list $t0 $t1 $t2]
 }

 do_test conflict-5.0 {
   execsql {
     DROP TABLE t2;
     CREATE TABLE t2(x);
     SELECT x FROM t2;
   }
 } {}

 # Six columns of configuration data as follows:
 #
 #   i      The reference number of the test
 #   conf1  The conflict resolution algorithm on the NOT NULL constraint
 #   cmd    An INSERT or REPLACE command to execute against table t1
 #   t0     True if there is an error from $cmd
 #   t1     Content of "c" column of t1 assuming no error in $cmd
 #   t2     Content of "x" column of t2
 #
 foreach {i conf1 cmd t0 t1 t2} {
   1 {}       INSERT                  1 {}  1
   2 REPLACE  INSERT                  0 5   1
   3 IGNORE   INSERT                  0 {}  1
   4 FAIL     INSERT                  1 {}  1
   5 ABORT    INSERT                  1 {}  1
   6 ROLLBACK INSERT                  1 {}  {}
   7 REPLACE  {INSERT OR IGNORE}      0 {}  1
   8 IGNORE   {INSERT OR REPLACE}     0 5   1
   9 FAIL     {INSERT OR IGNORE}      0 {}  1
  10 ABORT    {INSERT OR REPLACE}     0 5   1
  11 ROLLBACK {INSERT OR IGNORE}      0 {}  1
  12 {}       {INSERT OR IGNORE}      0 {}  1
  13 {}       {INSERT OR REPLACE}     0 5   1
  14 {}       {INSERT OR FAIL}        1 {}  1
  15 {}       {INSERT OR ABORT}       1 {}  1
  16 {}       {INSERT OR ROLLBACK}    1 {}  {}
 } {
   if {$t0} {set t1 {t1.c may not be NULL}}
   do_test conflict-5.$i {
     if {$conf1!=""} {set conf1 "ON CONFLICT $conf1"}
     set r0 [catch {execsql [subst {
       DROP TABLE t1;
       CREATE TABLE t1(a,b,c NOT NULL $conf1 DEFAULT 5);
       DELETE FROM t2;
       BEGIN;
       INSERT INTO t2 VALUES(1);
       $cmd INTO t1 VALUES(1,2,NULL);
     }]} r1]
     catch {execsql {COMMIT}}
     if {!$r0} {set r1 [execsql {SELECT c FROM t1}]}
     set r2 [execsql {SELECT x FROM t2}]
     list $r0 $r1 $r2
   } [list $t0 $t1 $t2]
 }

 do_test conflict-6.0 {
   execsql {
     DROP TABLE t2;
     CREATE TABLE t2(a,b,c);
     INSERT INTO t2 VALUES(1,2,1);
     INSERT INTO t2 VALUES(2,3,2);
     INSERT INTO t2 VALUES(3,4,1);
     INSERT INTO t2 VALUES(4,5,4);
     SELECT c FROM t2 ORDER BY b;
     CREATE TABLE t3(x);
     INSERT INTO t3 VALUES(1);
   }
 } {1 2 1 4}

 # Six columns of configuration data as follows:
 #
 #   i      The reference number of the test
 #   conf1  The conflict resolution algorithm on the UNIQUE constraint
 #   cmd    An UPDATE command to execute against table t1
 #   t0     True if there is an error from $cmd
 #   t1     Content of "b" column of t1 assuming no error in $cmd
 #   t2     Content of "x" column of t3
 #   t3     Number of temporary files for tables
 #   t4     Number of temporary files for statement journals
 #
 # Update: Since temporary table files are now opened lazily, and none
 # of the following tests use large quantities of data, t3 is always 0.
 #
 foreach {i conf1 cmd t0 t1 t2 t3 t4} {
   1 {}       UPDATE                  1 {6 7 8 9}  1 0 1
   2 REPLACE  UPDATE                  0 {7 6 9}    1 0 0
   3 IGNORE   UPDATE                  0 {6 7 3 9}  1 0 0
   4 FAIL     UPDATE                  1 {6 7 3 4}  1 0 0
   5 ABORT    UPDATE                  1 {1 2 3 4}  1 0 1
   6 ROLLBACK UPDATE                  1 {1 2 3 4}  0 0 0
   7 REPLACE  {UPDATE OR IGNORE}      0 {6 7 3 9}  1 0 0
   8 IGNORE   {UPDATE OR REPLACE}     0 {7 6 9}    1 0 0
   9 FAIL     {UPDATE OR IGNORE}      0 {6 7 3 9}  1 0 0
  10 ABORT    {UPDATE OR REPLACE}     0 {7 6 9}    1 0 0
  11 ROLLBACK {UPDATE OR IGNORE}      0 {6 7 3 9}  1 0 0
  12 {}       {UPDATE OR IGNORE}      0 {6 7 3 9}  1 0 0
  13 {}       {UPDATE OR REPLACE}     0 {7 6 9}    1 0 0
  14 {}       {UPDATE OR FAIL}        1 {6 7 3 4}  1 0 0
  15 {}       {UPDATE OR ABORT}       1 {1 2 3 4}  1 0 1
  16 {}       {UPDATE OR ROLLBACK}    1 {1 2 3 4}  0 0 0
 } {
   if {$t0} {set t1 {column a is not unique}}
   if {[info exists TEMP_STORE] && $TEMP_STORE==3} {
     set t3 0
   } else {
     set t3 [expr {$t3+$t4}]
   }
   do_test conflict-6.$i {
     db close
     sqlite3 db test.db
     if {$conf1!=""} {set conf1 "ON CONFLICT $conf1"}
     execsql {pragma temp_store=file}
     set ::sqlite_opentemp_count 0
     set r0 [catch {execsql [subst {
       DROP TABLE t1;
       CREATE TABLE t1(a,b,c, UNIQUE(a) $conf1);
       INSERT INTO t1 SELECT * FROM t2;
       UPDATE t3 SET x=0;
       BEGIN;
       $cmd t3 SET x=1;
       $cmd t1 SET b=b*2;
       $cmd t1 SET a=c+5;
     }]} r1]
     catch {execsql {COMMIT}}
     if {!$r0} {set r1 [execsql {SELECT a FROM t1 ORDER BY b}]}
     set r2 [execsql {SELECT x FROM t3}]
     list $r0 $r1 $r2 $::sqlite_opentemp_count
   } [list $t0 $t1 $t2 $t3]
 }

 # Test to make sure a lot of IGNOREs don't cause a stack overflow
 #
 do_test conflict-7.1 {
   execsql {
     DROP TABLE t1;
     DROP TABLE t2;
     DROP TABLE t3;
     CREATE TABLE t1(a unique, b);
   }
   for {set i 1} {$i<=50} {incr i} {
     execsql "INSERT into t1 values($i,[expr {$i+1}]);"
   }
   execsql {
     SELECT count(*), min(a), max(b) FROM t1;
   }
 } {50 1 51}
 do_test conflict-7.2 {
   execsql {
     PRAGMA count_changes=on;
     UPDATE OR IGNORE t1 SET a=1000;
   }
 } {1}
 do_test conflict-7.2.1 {
   db changes
 } {1}
 do_test conflict-7.3 {
   execsql {
     SELECT b FROM t1 WHERE a=1000;
   }
 } {2}
 do_test conflict-7.4 {
   execsql {
     SELECT count(*) FROM t1;
   }
 } {50}
 do_test conflict-7.5 {
   execsql {
     PRAGMA count_changes=on;
     UPDATE OR REPLACE t1 SET a=1001;
   }
 } {50}
 do_test conflict-7.5.1 {
   db changes
 } {50}
 do_test conflict-7.6 {
   execsql {
     SELECT b FROM t1 WHERE a=1001;
   }
 } {51}
 do_test conflict-7.7 {
   execsql {
     SELECT count(*) FROM t1;
   }
 } {1}

 # Update for version 3: A SELECT statement no longer resets the change
 # counter (Test result changes from 0 to 50).
 do_test conflict-7.7.1 {
   db changes
 } {50}

 # Make sure the row count is right for rows that are ignored on
 # an insert.
 #
 do_test conflict-8.1 {
   execsql {
     DELETE FROM t1;
     INSERT INTO t1 VALUES(1,2);
   }
   execsql {
     INSERT OR IGNORE INTO t1 VALUES(2,3);
   }
 } {1}
 do_test conflict-8.1.1 {
   db changes
 } {1}
 do_test conflict-8.2 {
   execsql {
     INSERT OR IGNORE INTO t1 VALUES(2,4);
   }
 } {0}
 do_test conflict-8.2.1 {
   db changes
 } {0}
 do_test conflict-8.3 {
   execsql {
     INSERT OR REPLACE INTO t1 VALUES(2,4);
   }
 } {1}
 do_test conflict-8.3.1 {
   db changes
 } {1}
 do_test conflict-8.4 {
   execsql {
     INSERT OR IGNORE INTO t1 SELECT * FROM t1;
   }
 } {0}
 do_test conflict-8.4.1 {
   db changes
 } {0}
 do_test conflict-8.5 {
   execsql {
     INSERT OR IGNORE INTO t1 SELECT a+2,b+2 FROM t1;
   }
 } {2}
 do_test conflict-8.5.1 {
   db changes
 } {2}
 do_test conflict-8.6 {
   execsql {
     INSERT OR IGNORE INTO t1 SELECT a+3,b+3 FROM t1;
   }
 } {3}
 do_test conflict-8.6.1 {
   db changes
 } {3}

 integrity_check conflict-8.99

 do_test conflict-9.1 {
   execsql {
     PRAGMA count_changes=0;
     CREATE TABLE t2(
       a INTEGER UNIQUE ON CONFLICT IGNORE,
       b INTEGER UNIQUE ON CONFLICT FAIL,
       c INTEGER UNIQUE ON CONFLICT REPLACE,
       d INTEGER UNIQUE ON CONFLICT ABORT,
       e INTEGER UNIQUE ON CONFLICT ROLLBACK
     );
     CREATE TABLE t3(x);
     INSERT INTO t3 VALUES(1);
     SELECT * FROM t3;
   }
 } {1}
 do_test conflict-9.2 {
   catchsql {
     INSERT INTO t2 VALUES(1,1,1,1,1);
     INSERT INTO t2 VALUES(2,2,2,2,2);
     SELECT * FROM t2;
   }
 } {0 {1 1 1 1 1 2 2 2 2 2}}
 do_test conflict-9.3 {
   catchsql {
     INSERT INTO t2 VALUES(1,3,3,3,3);
     SELECT * FROM t2;
   }
 } {0 {1 1 1 1 1 2 2 2 2 2}}
 do_test conflict-9.4 {
   catchsql {
     UPDATE t2 SET a=a+1 WHERE a=1;
     SELECT * FROM t2;
   }
 } {0 {1 1 1 1 1 2 2 2 2 2}}
 do_test conflict-9.5 {
   catchsql {
     INSERT INTO t2 VALUES(3,1,3,3,3);
     SELECT * FROM t2;
   }
 } {1 {column b is not unique}}
 do_test conflict-9.6 {
   catchsql {
     UPDATE t2 SET b=b+1 WHERE b=1;
     SELECT * FROM t2;
   }
 } {1 {column b is not unique}}
 do_test conflict-9.7 {
   catchsql {
     BEGIN;
     UPDATE t3 SET x=x+1;
     INSERT INTO t2 VALUES(3,1,3,3,3);
     SELECT * FROM t2;
   }
 } {1 {column b is not unique}}
 do_test conflict-9.8 {
   execsql {COMMIT}
   execsql {SELECT * FROM t3}
 } {2}
 do_test conflict-9.9 {
   catchsql {
     BEGIN;
     UPDATE t3 SET x=x+1;
     UPDATE t2 SET b=b+1 WHERE b=1;
     SELECT * FROM t2;
   }
 } {1 {column b is not unique}}
 do_test conflict-9.10 {
   execsql {COMMIT}
   execsql {SELECT * FROM t3}
 } {3}
 do_test conflict-9.11 {
   catchsql {
     INSERT INTO t2 VALUES(3,3,3,1,3);
     SELECT * FROM t2;
   }
 } {1 {column d is not unique}}
 do_test conflict-9.12 {
   catchsql {
     UPDATE t2 SET d=d+1 WHERE d=1;
     SELECT * FROM t2;
   }
 } {1 {column d is not unique}}
 do_test conflict-9.13 {
   catchsql {
     BEGIN;
     UPDATE t3 SET x=x+1;
     INSERT INTO t2 VALUES(3,3,3,1,3);
     SELECT * FROM t2;
   }
 } {1 {column d is not unique}}
 do_test conflict-9.14 {
   execsql {COMMIT}
   execsql {SELECT * FROM t3}
 } {4}
 do_test conflict-9.15 {
   catchsql {
     BEGIN;
     UPDATE t3 SET x=x+1;
     UPDATE t2 SET d=d+1 WHERE d=1;
     SELECT * FROM t2;
   }
 } {1 {column d is not unique}}
 do_test conflict-9.16 {
   execsql {COMMIT}
   execsql {SELECT * FROM t3}
 } {5}
 do_test conflict-9.17 {
   catchsql {
     INSERT INTO t2 VALUES(3,3,3,3,1);
     SELECT * FROM t2;
   }
 } {1 {column e is not unique}}
 do_test conflict-9.18 {
   catchsql {
     UPDATE t2 SET e=e+1 WHERE e=1;
     SELECT * FROM t2;
   }
 } {1 {column e is not unique}}
 do_test conflict-9.19 {
   catchsql {
     BEGIN;
     UPDATE t3 SET x=x+1;
     INSERT INTO t2 VALUES(3,3,3,3,1);
     SELECT * FROM t2;
   }
 } {1 {column e is not unique}}
 do_test conflict-9.20 {
   catch {execsql {COMMIT}}
   execsql {SELECT * FROM t3}
 } {5}
 do_test conflict-9.21 {
   catchsql {
     BEGIN;
     UPDATE t3 SET x=x+1;
     UPDATE t2 SET e=e+1 WHERE e=1;
     SELECT * FROM t2;
   }
 } {1 {column e is not unique}}
 do_test conflict-9.22 {
   catch {execsql {COMMIT}}
   execsql {SELECT * FROM t3}
 } {5}
 do_test conflict-9.23 {
   catchsql {
     INSERT INTO t2 VALUES(3,3,1,3,3);
     SELECT * FROM t2;
   }
 } {0 {2 2 2 2 2 3 3 1 3 3}}
 do_test conflict-9.24 {
   catchsql {
     UPDATE t2 SET c=c-1 WHERE c=2;
     SELECT * FROM t2;
   }
 } {0 {2 2 1 2 2}}
 do_test conflict-9.25 {
   catchsql {
     BEGIN;
     UPDATE t3 SET x=x+1;
     INSERT INTO t2 VALUES(3,3,1,3,3);
     SELECT * FROM t2;
   }
 } {0 {3 3 1 3 3}}
 do_test conflict-9.26 {
   catch {execsql {COMMIT}}
   execsql {SELECT * FROM t3}
 } {6}

 do_test conflict-10.1 {
   catchsql {
     DELETE FROM t1;
     BEGIN;
     INSERT OR ROLLBACK INTO t1 VALUES(1,2);
     INSERT OR ROLLBACK INTO t1 VALUES(1,3);
     COMMIT;
   }
   execsql {SELECT * FROM t1}
 } {}
 do_test conflict-10.2 {
   catchsql {
     CREATE TABLE t4(x);
     CREATE UNIQUE INDEX t4x ON t4(x);
     BEGIN;
     INSERT OR ROLLBACK INTO t4 VALUES(1);
     INSERT OR ROLLBACK INTO t4 VALUES(1);
     COMMIT;
   }
   execsql {SELECT * FROM t4}
 } {}

 # Ticket #1171.  Make sure statement rollbacks do not
 # damage the database.
 #
 do_test conflict-11.1 {
   execsql {
     -- Create a database object (pages 2, 3 of the file)
     BEGIN;
       CREATE TABLE abc(a UNIQUE, b, c);
       INSERT INTO abc VALUES(1, 2, 3);
       INSERT INTO abc VALUES(4, 5, 6);
       INSERT INTO abc VALUES(7, 8, 9);
     COMMIT;
   }


   # Set a small cache size so that changes will spill into
   # the database file.
   execsql {
     PRAGMA cache_size = 10;
   }

   # Make lots of changes.  Because of the small cache, some
   # (most?) of these changes will spill into the disk file.
   # In other words, some of the changes will not be held in
   # cache.
   #
   execsql {
     BEGIN;
       -- Make sure the pager is in EXCLUSIVE state.
       CREATE TABLE def(d, e, f);
       INSERT INTO def VALUES
           ('xxxxxxxxxxxxxxx', 'yyyyyyyyyyyyyyyy', 'zzzzzzzzzzzzzzzz');
       INSERT INTO def SELECT * FROM def;
       INSERT INTO def SELECT * FROM def;
       INSERT INTO def SELECT * FROM def;
       INSERT INTO def SELECT * FROM def;
       INSERT INTO def SELECT * FROM def;
       INSERT INTO def SELECT * FROM def;
       INSERT INTO def SELECT * FROM def;
       DELETE FROM abc WHERE a = 4;
   }

   # Execute a statement that does a statement rollback due to
   # a constraint failure.
   #
   catchsql {
     INSERT INTO abc SELECT 10, 20, 30 FROM def;
   }

   # Rollback the database.  Verify that the state of the ABC table
   # is unchanged from the beginning of the transaction.  In other words,
   # make sure the DELETE on table ABC that occurred within the transaction
   # had no effect.
   #
   execsql {
     ROLLBACK;
     SELECT * FROM abc;
   }
 } {1 2 3 4 5 6 7 8 9}
 integrity_check conflict-11.2

 # Repeat test conflict-11.1 but this time commit.
 #
 do_test conflict-11.3 {
   execsql {
     BEGIN;
       -- Make sure the pager is in EXCLUSIVE state.
       UPDATE abc SET a=a+1;
       CREATE TABLE def(d, e, f);
       INSERT INTO def VALUES
           ('xxxxxxxxxxxxxxx', 'yyyyyyyyyyyyyyyy', 'zzzzzzzzzzzzzzzz');
       INSERT INTO def SELECT * FROM def;
       INSERT INTO def SELECT * FROM def;
       INSERT INTO def SELECT * FROM def;
       INSERT INTO def SELECT * FROM def;
       INSERT INTO def SELECT * FROM def;
       INSERT INTO def SELECT * FROM def;
       INSERT INTO def SELECT * FROM def;
       DELETE FROM abc WHERE a = 4;
   }
   catchsql {
     INSERT INTO abc SELECT 10, 20, 30 FROM def;
   }
   execsql {
     ROLLBACK;
     SELECT * FROM abc;
   }
 } {1 2 3 4 5 6 7 8 9}
 # Repeat test conflict-11.1 but this time commit.
 #
 do_test conflict-11.5 {
   execsql {
     BEGIN;
       -- Make sure the pager is in EXCLUSIVE state.
       CREATE TABLE def(d, e, f);
       INSERT INTO def VALUES
           ('xxxxxxxxxxxxxxx', 'yyyyyyyyyyyyyyyy', 'zzzzzzzzzzzzzzzz');
       INSERT INTO def SELECT * FROM def;
       INSERT INTO def SELECT * FROM def;
       INSERT INTO def SELECT * FROM def;
       INSERT INTO def SELECT * FROM def;
       INSERT INTO def SELECT * FROM def;
       INSERT INTO def SELECT * FROM def;
       INSERT INTO def SELECT * FROM def;
       DELETE FROM abc WHERE a = 4;
   }
   catchsql {
     INSERT INTO abc SELECT 10, 20, 30 FROM def;
   }
   execsql {
     COMMIT;
     SELECT * FROM abc;
   }
 } {1 2 3 7 8 9}
 integrity_check conflict-11.6

 # Make sure UPDATE OR REPLACE works on tables that have only
 # an INTEGER PRIMARY KEY.
 #
 do_test conflict-12.1 {
   execsql {
     CREATE TABLE t5(a INTEGER PRIMARY KEY, b text);
     INSERT INTO t5 VALUES(1,'one');
     INSERT INTO t5 VALUES(2,'two');
     SELECT * FROM t5
   }
 } {1 one 2 two}
 do_test conflict-12.2 {
   execsql {
     UPDATE OR IGNORE t5 SET a=a+1 WHERE a=1;
     SELECT * FROM t5;
   }
 } {1 one 2 two}
 do_test conflict-12.3 {
   catchsql {
     UPDATE t5 SET a=a+1 WHERE a=1;
   }
 } {1 {PRIMARY KEY must be unique}}
 do_test conflict-12.4 {
   execsql {
     UPDATE OR REPLACE t5 SET a=a+1 WHERE a=1;
     SELECT * FROM t5;
   }
 } {2 one}


 # Ticket [c38baa3d969eab7946dc50ba9d9b4f0057a19437]
 # REPLACE works like ABORT on a CHECK constraint.
 #
 do_test conflict-13.1 {
   execsql {
     CREATE TABLE t13(a CHECK(a!=2));
     BEGIN;
     REPLACE INTO t13 VALUES(1);
   }
   catchsql {
     REPLACE INTO t13 VALUES(2);
   }
 } {1 {constraint failed}}
 do_test conflict-13.2 {
   execsql {
     REPLACE INTO t13 VALUES(3);
     COMMIT;
     SELECT * FROM t13;
   }
 } {1 3}


 finish_test
	# 2002 January 29
	#
	# 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.
	#
	#***********************************************************************
	# This file implements regression tests for SQLite library.
	#
	# This file implements tests for the conflict resolution extension
	# to SQLite.
	#
	# $Id: conflict.test,v 1.32 2009/04/30 09:10:38 danielk1977 Exp $

	set testdir [file dirname $argv0]
	source $testdir/tester.tcl

	ifcapable !conflict {
	finish_test
	return
	}

	# Create tables for the first group of tests.
	#
	do_test conflict-1.0 {
	execsql {
	CREATE TABLE t1(a, b, c, UNIQUE(a,b));
	CREATE TABLE t2(x);
	SELECT c FROM t1 ORDER BY c;
	}
	} {}

	# Six columns of configuration data as follows:
	#
	# i The reference number of the test
	# cmd An INSERT or REPLACE command to execute against table t1
	# t0 True if there is an error from $cmd
	# t1 Content of "c" column of t1 assuming no error in $cmd
	# t2 Content of "x" column of t2
	# t3 Number of temporary files created by this test
	#
	foreach {i cmd t0 t1 t2 t3} {
	1 INSERT 1 {} 1 0
	2 {INSERT OR IGNORE} 0 3 1 0
	3 {INSERT OR REPLACE} 0 4 1 0
	4 REPLACE 0 4 1 0
	5 {INSERT OR FAIL} 1 {} 1 0
	6 {INSERT OR ABORT} 1 {} 1 0
	7 {INSERT OR ROLLBACK} 1 {} {} 0
	} {
	do_test conflict-1.$i {
	set ::sqlite_opentemp_count 0
	set r0 [catch {execsql [subst {
	DELETE FROM t1;
	DELETE FROM t2;
	INSERT INTO t1 VALUES(1,2,3);
	BEGIN;
	INSERT INTO t2 VALUES(1);
	$cmd INTO t1 VALUES(1,2,4);
	}]} r1]
	catch {execsql {COMMIT}}
	if {$r0} {set r1 {}} {set r1 [execsql {SELECT c FROM t1}]}
	set r2 [execsql {SELECT x FROM t2}]
	set r3 $::sqlite_opentemp_count
	list $r0 $r1 $r2 $r3
	} [list $t0 $t1 $t2 $t3]
	}

	# Create tables for the first group of tests.
	#
	do_test conflict-2.0 {
	execsql {
	DROP TABLE t1;
	DROP TABLE t2;
	CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c, UNIQUE(a,b));
	CREATE TABLE t2(x);
	SELECT c FROM t1 ORDER BY c;
	}
	} {}

	# Six columns of configuration data as follows:
	#
	# i The reference number of the test
	# cmd An INSERT or REPLACE command to execute against table t1
	# t0 True if there is an error from $cmd
	# t1 Content of "c" column of t1 assuming no error in $cmd
	# t2 Content of "x" column of t2
	#
	foreach {i cmd t0 t1 t2} {
	1 INSERT 1 {} 1
	2 {INSERT OR IGNORE} 0 3 1
	3 {INSERT OR REPLACE} 0 4 1
	4 REPLACE 0 4 1
	5 {INSERT OR FAIL} 1 {} 1
	6 {INSERT OR ABORT} 1 {} 1
	7 {INSERT OR ROLLBACK} 1 {} {}
	} {
	do_test conflict-2.$i {
	set r0 [catch {execsql [subst {
	DELETE FROM t1;
	DELETE FROM t2;
	INSERT INTO t1 VALUES(1,2,3);
	BEGIN;
	INSERT INTO t2 VALUES(1);
	$cmd INTO t1 VALUES(1,2,4);
	}]} r1]
	catch {execsql {COMMIT}}
	if {$r0} {set r1 {}} {set r1 [execsql {SELECT c FROM t1}]}
	set r2 [execsql {SELECT x FROM t2}]
	list $r0 $r1 $r2
	} [list $t0 $t1 $t2]
	}

	# Create tables for the first group of tests.
	#
	do_test conflict-3.0 {
	execsql {
	DROP TABLE t1;
	DROP TABLE t2;
	CREATE TABLE t1(a, b, c INTEGER, PRIMARY KEY(c), UNIQUE(a,b));
	CREATE TABLE t2(x);
	SELECT c FROM t1 ORDER BY c;
	}
	} {}

	# Six columns of configuration data as follows:
	#
	# i The reference number of the test
	# cmd An INSERT or REPLACE command to execute against table t1
	# t0 True if there is an error from $cmd
	# t1 Content of "c" column of t1 assuming no error in $cmd
	# t2 Content of "x" column of t2
	#
	foreach {i cmd t0 t1 t2} {
	1 INSERT 1 {} 1
	2 {INSERT OR IGNORE} 0 3 1
	3 {INSERT OR REPLACE} 0 4 1
	4 REPLACE 0 4 1
	5 {INSERT OR FAIL} 1 {} 1
	6 {INSERT OR ABORT} 1 {} 1
	7 {INSERT OR ROLLBACK} 1 {} {}
	} {
	do_test conflict-3.$i {
	set r0 [catch {execsql [subst {
	DELETE FROM t1;
	DELETE FROM t2;
	INSERT INTO t1 VALUES(1,2,3);
	BEGIN;
	INSERT INTO t2 VALUES(1);
	$cmd INTO t1 VALUES(1,2,4);
	}]} r1]
	catch {execsql {COMMIT}}
	if {$r0} {set r1 {}} {set r1 [execsql {SELECT c FROM t1}]}
	set r2 [execsql {SELECT x FROM t2}]
	list $r0 $r1 $r2
	} [list $t0 $t1 $t2]
	}

	do_test conflict-4.0 {
	execsql {
	DROP TABLE t2;
	CREATE TABLE t2(x);
	SELECT x FROM t2;
	}
	} {}

	# Six columns of configuration data as follows:
	#
	# i The reference number of the test
	# conf1 The conflict resolution algorithm on the UNIQUE constraint
	# cmd An INSERT or REPLACE command to execute against table t1
	# t0 True if there is an error from $cmd
	# t1 Content of "c" column of t1 assuming no error in $cmd
	# t2 Content of "x" column of t2
	#
	foreach {i conf1 cmd t0 t1 t2} {
	1 {} INSERT 1 {} 1
	2 REPLACE INSERT 0 4 1
	3 IGNORE INSERT 0 3 1
	4 FAIL INSERT 1 {} 1
	5 ABORT INSERT 1 {} 1
	6 ROLLBACK INSERT 1 {} {}
	7 REPLACE {INSERT OR IGNORE} 0 3 1
	8 IGNORE {INSERT OR REPLACE} 0 4 1
	9 FAIL {INSERT OR IGNORE} 0 3 1
	10 ABORT {INSERT OR REPLACE} 0 4 1
	11 ROLLBACK {INSERT OR IGNORE } 0 3 1
	} {
	do_test conflict-4.$i {
	if {$conf1!=""} {set conf1 "ON CONFLICT $conf1"}
	set r0 [catch {execsql [subst {
	DROP TABLE t1;
	CREATE TABLE t1(a,b,c,UNIQUE(a,b) $conf1);
	DELETE FROM t2;
	INSERT INTO t1 VALUES(1,2,3);
	BEGIN;
	INSERT INTO t2 VALUES(1);
	$cmd INTO t1 VALUES(1,2,4);
	}]} r1]
	catch {execsql {COMMIT}}
	if {$r0} {set r1 {}} {set r1 [execsql {SELECT c FROM t1}]}
	set r2 [execsql {SELECT x FROM t2}]
	list $r0 $r1 $r2
	} [list $t0 $t1 $t2]
	}

	do_test conflict-5.0 {
	execsql {
	DROP TABLE t2;
	CREATE TABLE t2(x);
	SELECT x FROM t2;
	}
	} {}

	# Six columns of configuration data as follows:
	#
	# i The reference number of the test
	# conf1 The conflict resolution algorithm on the NOT NULL constraint
	# cmd An INSERT or REPLACE command to execute against table t1
	# t0 True if there is an error from $cmd
	# t1 Content of "c" column of t1 assuming no error in $cmd
	# t2 Content of "x" column of t2
	#
	foreach {i conf1 cmd t0 t1 t2} {
	1 {} INSERT 1 {} 1
	2 REPLACE INSERT 0 5 1
	3 IGNORE INSERT 0 {} 1
	4 FAIL INSERT 1 {} 1
	5 ABORT INSERT 1 {} 1
	6 ROLLBACK INSERT 1 {} {}
	7 REPLACE {INSERT OR IGNORE} 0 {} 1
	8 IGNORE {INSERT OR REPLACE} 0 5 1
	9 FAIL {INSERT OR IGNORE} 0 {} 1
	10 ABORT {INSERT OR REPLACE} 0 5 1
	11 ROLLBACK {INSERT OR IGNORE} 0 {} 1
	12 {} {INSERT OR IGNORE} 0 {} 1
	13 {} {INSERT OR REPLACE} 0 5 1
	14 {} {INSERT OR FAIL} 1 {} 1
	15 {} {INSERT OR ABORT} 1 {} 1
	16 {} {INSERT OR ROLLBACK} 1 {} {}
	} {
	if {$t0} {set t1 {t1.c may not be NULL}}
	do_test conflict-5.$i {
	if {$conf1!=""} {set conf1 "ON CONFLICT $conf1"}
	set r0 [catch {execsql [subst {
	DROP TABLE t1;
	CREATE TABLE t1(a,b,c NOT NULL $conf1 DEFAULT 5);
	DELETE FROM t2;
	BEGIN;
	INSERT INTO t2 VALUES(1);
	$cmd INTO t1 VALUES(1,2,NULL);
	}]} r1]
	catch {execsql {COMMIT}}
	if {!$r0} {set r1 [execsql {SELECT c FROM t1}]}
	set r2 [execsql {SELECT x FROM t2}]
	list $r0 $r1 $r2
	} [list $t0 $t1 $t2]
	}

	do_test conflict-6.0 {
	execsql {
	DROP TABLE t2;
	CREATE TABLE t2(a,b,c);
	INSERT INTO t2 VALUES(1,2,1);
	INSERT INTO t2 VALUES(2,3,2);
	INSERT INTO t2 VALUES(3,4,1);
	INSERT INTO t2 VALUES(4,5,4);
	SELECT c FROM t2 ORDER BY b;
	CREATE TABLE t3(x);
	INSERT INTO t3 VALUES(1);
	}
	} {1 2 1 4}

	# Six columns of configuration data as follows:
	#
	# i The reference number of the test
	# conf1 The conflict resolution algorithm on the UNIQUE constraint
	# cmd An UPDATE command to execute against table t1
	# t0 True if there is an error from $cmd
	# t1 Content of "b" column of t1 assuming no error in $cmd
	# t2 Content of "x" column of t3
	# t3 Number of temporary files for tables
	# t4 Number of temporary files for statement journals
	#
	# Update: Since temporary table files are now opened lazily, and none
	# of the following tests use large quantities of data, t3 is always 0.
	#
	foreach {i conf1 cmd t0 t1 t2 t3 t4} {
	1 {} UPDATE 1 {6 7 8 9} 1 0 1
	2 REPLACE UPDATE 0 {7 6 9} 1 0 0
	3 IGNORE UPDATE 0 {6 7 3 9} 1 0 0
	4 FAIL UPDATE 1 {6 7 3 4} 1 0 0
	5 ABORT UPDATE 1 {1 2 3 4} 1 0 1
	6 ROLLBACK UPDATE 1 {1 2 3 4} 0 0 0
	7 REPLACE {UPDATE OR IGNORE} 0 {6 7 3 9} 1 0 0
	8 IGNORE {UPDATE OR REPLACE} 0 {7 6 9} 1 0 0
	9 FAIL {UPDATE OR IGNORE} 0 {6 7 3 9} 1 0 0
	10 ABORT {UPDATE OR REPLACE} 0 {7 6 9} 1 0 0
	11 ROLLBACK {UPDATE OR IGNORE} 0 {6 7 3 9} 1 0 0
	12 {} {UPDATE OR IGNORE} 0 {6 7 3 9} 1 0 0
	13 {} {UPDATE OR REPLACE} 0 {7 6 9} 1 0 0
	14 {} {UPDATE OR FAIL} 1 {6 7 3 4} 1 0 0
	15 {} {UPDATE OR ABORT} 1 {1 2 3 4} 1 0 1
	16 {} {UPDATE OR ROLLBACK} 1 {1 2 3 4} 0 0 0
	} {
	if {$t0} {set t1 {column a is not unique}}
	if {[info exists TEMP_STORE] && $TEMP_STORE==3} {
	set t3 0
	} else {
	set t3 [expr {$t3+$t4}]
	}
	do_test conflict-6.$i {
	db close
	sqlite3 db test.db
	if {$conf1!=""} {set conf1 "ON CONFLICT $conf1"}
	execsql {pragma temp_store=file}
	set ::sqlite_opentemp_count 0
	set r0 [catch {execsql [subst {
	DROP TABLE t1;
	CREATE TABLE t1(a,b,c, UNIQUE(a) $conf1);
	INSERT INTO t1 SELECT * FROM t2;
	UPDATE t3 SET x=0;
	BEGIN;
	$cmd t3 SET x=1;
	$cmd t1 SET b=b*2;
	$cmd t1 SET a=c+5;
	}]} r1]
	catch {execsql {COMMIT}}
	if {!$r0} {set r1 [execsql {SELECT a FROM t1 ORDER BY b}]}
	set r2 [execsql {SELECT x FROM t3}]
	list $r0 $r1 $r2 $::sqlite_opentemp_count
	} [list $t0 $t1 $t2 $t3]
	}

	# Test to make sure a lot of IGNOREs don't cause a stack overflow
	#
	do_test conflict-7.1 {
	execsql {
	DROP TABLE t1;
	DROP TABLE t2;
	DROP TABLE t3;
	CREATE TABLE t1(a unique, b);
	}
	for {set i 1} {$i<=50} {incr i} {
	execsql "INSERT into t1 values($i,[expr {$i+1}]);"
	}
	execsql {
	SELECT count(*), min(a), max(b) FROM t1;
	}
	} {50 1 51}
	do_test conflict-7.2 {
	execsql {
	PRAGMA count_changes=on;
	UPDATE OR IGNORE t1 SET a=1000;
	}
	} {1}
	do_test conflict-7.2.1 {
	db changes
	} {1}
	do_test conflict-7.3 {
	execsql {
	SELECT b FROM t1 WHERE a=1000;
	}
	} {2}
	do_test conflict-7.4 {
	execsql {
	SELECT count(*) FROM t1;
	}
	} {50}
	do_test conflict-7.5 {
	execsql {
	PRAGMA count_changes=on;
	UPDATE OR REPLACE t1 SET a=1001;
	}
	} {50}
	do_test conflict-7.5.1 {
	db changes
	} {50}
	do_test conflict-7.6 {
	execsql {
	SELECT b FROM t1 WHERE a=1001;
	}
	} {51}
	do_test conflict-7.7 {
	execsql {
	SELECT count(*) FROM t1;
	}
	} {1}

	# Update for version 3: A SELECT statement no longer resets the change
	# counter (Test result changes from 0 to 50).
	do_test conflict-7.7.1 {
	db changes
	} {50}

	# Make sure the row count is right for rows that are ignored on
	# an insert.
	#
	do_test conflict-8.1 {
	execsql {
	DELETE FROM t1;
	INSERT INTO t1 VALUES(1,2);
	}
	execsql {
	INSERT OR IGNORE INTO t1 VALUES(2,3);
	}
	} {1}
	do_test conflict-8.1.1 {
	db changes
	} {1}
	do_test conflict-8.2 {
	execsql {
	INSERT OR IGNORE INTO t1 VALUES(2,4);
	}
	} {0}
	do_test conflict-8.2.1 {
	db changes
	} {0}
	do_test conflict-8.3 {
	execsql {
	INSERT OR REPLACE INTO t1 VALUES(2,4);
	}
	} {1}
	do_test conflict-8.3.1 {
	db changes
	} {1}
	do_test conflict-8.4 {
	execsql {
	INSERT OR IGNORE INTO t1 SELECT * FROM t1;
	}
	} {0}
	do_test conflict-8.4.1 {
	db changes
	} {0}
	do_test conflict-8.5 {
	execsql {
	INSERT OR IGNORE INTO t1 SELECT a+2,b+2 FROM t1;
	}
	} {2}
	do_test conflict-8.5.1 {
	db changes
	} {2}
	do_test conflict-8.6 {
	execsql {
	INSERT OR IGNORE INTO t1 SELECT a+3,b+3 FROM t1;
	}
	} {3}
	do_test conflict-8.6.1 {
	db changes
	} {3}

	integrity_check conflict-8.99

	do_test conflict-9.1 {
	execsql {
	PRAGMA count_changes=0;
	CREATE TABLE t2(
	a INTEGER UNIQUE ON CONFLICT IGNORE,
	b INTEGER UNIQUE ON CONFLICT FAIL,
	c INTEGER UNIQUE ON CONFLICT REPLACE,
	d INTEGER UNIQUE ON CONFLICT ABORT,
	e INTEGER UNIQUE ON CONFLICT ROLLBACK
	);
	CREATE TABLE t3(x);
	INSERT INTO t3 VALUES(1);
	SELECT * FROM t3;
	}
	} {1}
	do_test conflict-9.2 {
	catchsql {
	INSERT INTO t2 VALUES(1,1,1,1,1);
	INSERT INTO t2 VALUES(2,2,2,2,2);
	SELECT * FROM t2;
	}
	} {0 {1 1 1 1 1 2 2 2 2 2}}
	do_test conflict-9.3 {
	catchsql {
	INSERT INTO t2 VALUES(1,3,3,3,3);
	SELECT * FROM t2;
	}
	} {0 {1 1 1 1 1 2 2 2 2 2}}
	do_test conflict-9.4 {
	catchsql {
	UPDATE t2 SET a=a+1 WHERE a=1;
	SELECT * FROM t2;
	}
	} {0 {1 1 1 1 1 2 2 2 2 2}}
	do_test conflict-9.5 {
	catchsql {
	INSERT INTO t2 VALUES(3,1,3,3,3);
	SELECT * FROM t2;
	}
	} {1 {column b is not unique}}
	do_test conflict-9.6 {
	catchsql {
	UPDATE t2 SET b=b+1 WHERE b=1;
	SELECT * FROM t2;
	}
	} {1 {column b is not unique}}
	do_test conflict-9.7 {
	catchsql {
	BEGIN;
	UPDATE t3 SET x=x+1;
	INSERT INTO t2 VALUES(3,1,3,3,3);
	SELECT * FROM t2;
	}
	} {1 {column b is not unique}}
	do_test conflict-9.8 {
	execsql {COMMIT}
	execsql {SELECT * FROM t3}
	} {2}
	do_test conflict-9.9 {
	catchsql {
	BEGIN;
	UPDATE t3 SET x=x+1;
	UPDATE t2 SET b=b+1 WHERE b=1;
	SELECT * FROM t2;
	}
	} {1 {column b is not unique}}
	do_test conflict-9.10 {
	execsql {COMMIT}
	execsql {SELECT * FROM t3}
	} {3}
	do_test conflict-9.11 {
	catchsql {
	INSERT INTO t2 VALUES(3,3,3,1,3);
	SELECT * FROM t2;
	}
	} {1 {column d is not unique}}
	do_test conflict-9.12 {
	catchsql {
	UPDATE t2 SET d=d+1 WHERE d=1;
	SELECT * FROM t2;
	}
	} {1 {column d is not unique}}
	do_test conflict-9.13 {
	catchsql {
	BEGIN;
	UPDATE t3 SET x=x+1;
	INSERT INTO t2 VALUES(3,3,3,1,3);
	SELECT * FROM t2;
	}
	} {1 {column d is not unique}}
	do_test conflict-9.14 {
	execsql {COMMIT}
	execsql {SELECT * FROM t3}
	} {4}
	do_test conflict-9.15 {
	catchsql {
	BEGIN;
	UPDATE t3 SET x=x+1;
	UPDATE t2 SET d=d+1 WHERE d=1;
	SELECT * FROM t2;
	}
	} {1 {column d is not unique}}
	do_test conflict-9.16 {
	execsql {COMMIT}
	execsql {SELECT * FROM t3}
	} {5}
	do_test conflict-9.17 {
	catchsql {
	INSERT INTO t2 VALUES(3,3,3,3,1);
	SELECT * FROM t2;
	}
	} {1 {column e is not unique}}
	do_test conflict-9.18 {
	catchsql {
	UPDATE t2 SET e=e+1 WHERE e=1;
	SELECT * FROM t2;
	}
	} {1 {column e is not unique}}
	do_test conflict-9.19 {
	catchsql {
	BEGIN;
	UPDATE t3 SET x=x+1;
	INSERT INTO t2 VALUES(3,3,3,3,1);
	SELECT * FROM t2;
	}
	} {1 {column e is not unique}}
	do_test conflict-9.20 {
	catch {execsql {COMMIT}}
	execsql {SELECT * FROM t3}
	} {5}
	do_test conflict-9.21 {
	catchsql {
	BEGIN;
	UPDATE t3 SET x=x+1;
	UPDATE t2 SET e=e+1 WHERE e=1;
	SELECT * FROM t2;
	}
	} {1 {column e is not unique}}
	do_test conflict-9.22 {
	catch {execsql {COMMIT}}
	execsql {SELECT * FROM t3}
	} {5}
	do_test conflict-9.23 {
	catchsql {
	INSERT INTO t2 VALUES(3,3,1,3,3);
	SELECT * FROM t2;
	}
	} {0 {2 2 2 2 2 3 3 1 3 3}}
	do_test conflict-9.24 {
	catchsql {
	UPDATE t2 SET c=c-1 WHERE c=2;
	SELECT * FROM t2;
	}
	} {0 {2 2 1 2 2}}
	do_test conflict-9.25 {
	catchsql {
	BEGIN;
	UPDATE t3 SET x=x+1;
	INSERT INTO t2 VALUES(3,3,1,3,3);
	SELECT * FROM t2;
	}
	} {0 {3 3 1 3 3}}
	do_test conflict-9.26 {
	catch {execsql {COMMIT}}
	execsql {SELECT * FROM t3}
	} {6}

	do_test conflict-10.1 {
	catchsql {
	DELETE FROM t1;
	BEGIN;
	INSERT OR ROLLBACK INTO t1 VALUES(1,2);
	INSERT OR ROLLBACK INTO t1 VALUES(1,3);
	COMMIT;
	}
	execsql {SELECT * FROM t1}
	} {}
	do_test conflict-10.2 {
	catchsql {
	CREATE TABLE t4(x);
	CREATE UNIQUE INDEX t4x ON t4(x);
	BEGIN;
	INSERT OR ROLLBACK INTO t4 VALUES(1);
	INSERT OR ROLLBACK INTO t4 VALUES(1);
	COMMIT;
	}
	execsql {SELECT * FROM t4}
	} {}

	# Ticket #1171. Make sure statement rollbacks do not
	# damage the database.
	#
	do_test conflict-11.1 {
	execsql {
	-- Create a database object (pages 2, 3 of the file)
	BEGIN;
	CREATE TABLE abc(a UNIQUE, b, c);
	INSERT INTO abc VALUES(1, 2, 3);
	INSERT INTO abc VALUES(4, 5, 6);
	INSERT INTO abc VALUES(7, 8, 9);
	COMMIT;
	}


	# Set a small cache size so that changes will spill into
	# the database file.
	execsql {
	PRAGMA cache_size = 10;
	}

	# Make lots of changes. Because of the small cache, some
	# (most?) of these changes will spill into the disk file.
	# In other words, some of the changes will not be held in
	# cache.
	#
	execsql {
	BEGIN;
	-- Make sure the pager is in EXCLUSIVE state.
	CREATE TABLE def(d, e, f);
	INSERT INTO def VALUES
	('xxxxxxxxxxxxxxx', 'yyyyyyyyyyyyyyyy', 'zzzzzzzzzzzzzzzz');
	INSERT INTO def SELECT * FROM def;
	INSERT INTO def SELECT * FROM def;
	INSERT INTO def SELECT * FROM def;
	INSERT INTO def SELECT * FROM def;
	INSERT INTO def SELECT * FROM def;
	INSERT INTO def SELECT * FROM def;
	INSERT INTO def SELECT * FROM def;
	DELETE FROM abc WHERE a = 4;
	}

	# Execute a statement that does a statement rollback due to
	# a constraint failure.
	#
	catchsql {
	INSERT INTO abc SELECT 10, 20, 30 FROM def;
	}

	# Rollback the database. Verify that the state of the ABC table
	# is unchanged from the beginning of the transaction. In other words,
	# make sure the DELETE on table ABC that occurred within the transaction
	# had no effect.
	#
	execsql {
	ROLLBACK;
	SELECT * FROM abc;
	}
	} {1 2 3 4 5 6 7 8 9}
	integrity_check conflict-11.2

	# Repeat test conflict-11.1 but this time commit.
	#
	do_test conflict-11.3 {
	execsql {
	BEGIN;
	-- Make sure the pager is in EXCLUSIVE state.
	UPDATE abc SET a=a+1;
	CREATE TABLE def(d, e, f);
	INSERT INTO def VALUES
	('xxxxxxxxxxxxxxx', 'yyyyyyyyyyyyyyyy', 'zzzzzzzzzzzzzzzz');
	INSERT INTO def SELECT * FROM def;
	INSERT INTO def SELECT * FROM def;
	INSERT INTO def SELECT * FROM def;
	INSERT INTO def SELECT * FROM def;
	INSERT INTO def SELECT * FROM def;
	INSERT INTO def SELECT * FROM def;
	INSERT INTO def SELECT * FROM def;
	DELETE FROM abc WHERE a = 4;
	}
	catchsql {
	INSERT INTO abc SELECT 10, 20, 30 FROM def;
	}
	execsql {
	ROLLBACK;
	SELECT * FROM abc;
	}
	} {1 2 3 4 5 6 7 8 9}
	# Repeat test conflict-11.1 but this time commit.
	#
	do_test conflict-11.5 {
	execsql {
	BEGIN;
	-- Make sure the pager is in EXCLUSIVE state.
	CREATE TABLE def(d, e, f);
	INSERT INTO def VALUES
	('xxxxxxxxxxxxxxx', 'yyyyyyyyyyyyyyyy', 'zzzzzzzzzzzzzzzz');
	INSERT INTO def SELECT * FROM def;
	INSERT INTO def SELECT * FROM def;
	INSERT INTO def SELECT * FROM def;
	INSERT INTO def SELECT * FROM def;
	INSERT INTO def SELECT * FROM def;
	INSERT INTO def SELECT * FROM def;
	INSERT INTO def SELECT * FROM def;
	DELETE FROM abc WHERE a = 4;
	}
	catchsql {
	INSERT INTO abc SELECT 10, 20, 30 FROM def;
	}
	execsql {
	COMMIT;
	SELECT * FROM abc;
	}
	} {1 2 3 7 8 9}
	integrity_check conflict-11.6

	# Make sure UPDATE OR REPLACE works on tables that have only
	# an INTEGER PRIMARY KEY.
	#
	do_test conflict-12.1 {
	execsql {
	CREATE TABLE t5(a INTEGER PRIMARY KEY, b text);
	INSERT INTO t5 VALUES(1,'one');
	INSERT INTO t5 VALUES(2,'two');
	SELECT * FROM t5
	}
	} {1 one 2 two}
	do_test conflict-12.2 {
	execsql {
	UPDATE OR IGNORE t5 SET a=a+1 WHERE a=1;
	SELECT * FROM t5;
	}
	} {1 one 2 two}
	do_test conflict-12.3 {
	catchsql {
	UPDATE t5 SET a=a+1 WHERE a=1;
	}
	} {1 {PRIMARY KEY must be unique}}
	do_test conflict-12.4 {
	execsql {
	UPDATE OR REPLACE t5 SET a=a+1 WHERE a=1;
	SELECT * FROM t5;
	}
	} {2 one}


	# Ticket [c38baa3d969eab7946dc50ba9d9b4f0057a19437]
	# REPLACE works like ABORT on a CHECK constraint.
	#
	do_test conflict-13.1 {
	execsql {
	CREATE TABLE t13(a CHECK(a!=2));
	BEGIN;
	REPLACE INTO t13 VALUES(1);
	}
	catchsql {
	REPLACE INTO t13 VALUES(2);
	}
	} {1 {constraint failed}}
	do_test conflict-13.2 {
	execsql {
	REPLACE INTO t13 VALUES(3);
	COMMIT;
	SELECT * FROM t13;
	}
	} {1 3}


	finish_test