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			9.2 KiB
		
	
	
	
		
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			405 lines
		
	
	
		
			9.2 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
| # 2001 September 15
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| #
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| # The author disclaims copyright to this source code.  In place of
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| # a legal notice, here is a blessing:
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| #
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| #    May you do good and not evil.
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| #    May you find forgiveness for yourself and forgive others.
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| #    May you share freely, never taking more than you give.
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| #
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| #***********************************************************************
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| # This file implements regression tests for SQLite library.  The
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| # focus of this file is testing the VACUUM statement.
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| #
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| # $Id: vacuum.test,v 1.43 2009/01/31 14:54:07 danielk1977 Exp $
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| 
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| set testdir [file dirname $argv0]
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| source $testdir/tester.tcl
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| 
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| # If the VACUUM statement is disabled in the current build, skip all
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| # the tests in this file.
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| #
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| ifcapable {!vacuum} {
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|   omit_test vacuum.test {Compiled with SQLITE_OMIT_VACUUM}
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|   finish_test
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|   return
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| }
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| if $AUTOVACUUM {
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|   omit_test vacuum.test {Auto-vacuum is enabled}
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|   finish_test
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|   return
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| }
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| 
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| set fcnt 1
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| do_test vacuum-1.1 {
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|   execsql {
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|     BEGIN;
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|     CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c);
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|     INSERT INTO t1 VALUES(NULL,randstr(10,100),randstr(5,50));
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|     INSERT INTO t1 VALUES(123456,randstr(10,100),randstr(5,50));
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|     INSERT INTO t1 SELECT NULL, b||'-'||rowid, c||'-'||rowid FROM t1;
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|     INSERT INTO t1 SELECT NULL, b||'-'||rowid, c||'-'||rowid FROM t1;
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|     INSERT INTO t1 SELECT NULL, b||'-'||rowid, c||'-'||rowid FROM t1;
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|     INSERT INTO t1 SELECT NULL, b||'-'||rowid, c||'-'||rowid FROM t1;
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|     INSERT INTO t1 SELECT NULL, b||'-'||rowid, c||'-'||rowid FROM t1;
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|     INSERT INTO t1 SELECT NULL, b||'-'||rowid, c||'-'||rowid FROM t1;
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|     INSERT INTO t1 SELECT NULL, b||'-'||rowid, c||'-'||rowid FROM t1;
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|     CREATE INDEX i1 ON t1(b,c);
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|     CREATE UNIQUE INDEX i2 ON t1(c,a);
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|     CREATE TABLE t2 AS SELECT * FROM t1;
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|     COMMIT;
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|     DROP TABLE t2;
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|   }
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|   set ::size1 [file size test.db]
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|   set ::cksum [cksum]
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|   expr {$::cksum!=""}
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| } {1}
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| 
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| # Create bogus application-defined functions for functions used 
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| # internally by VACUUM, to ensure that VACUUM falls back
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| # to the built-in functions.
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| #
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| proc failing_app_func {args} {error "bad function"}
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| do_test vacuum-1.1b {
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|   db func substr failing_app_func
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|   db func like failing_app_func
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|   db func quote failing_app_func
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|   catchsql {SELECT substr(name,1,3) FROM sqlite_master}
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| } {1 {bad function}}
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| 
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| do_test vacuum-1.2 {
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|   execsql {
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|     VACUUM;
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|   }
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|   cksum
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| } $cksum
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| ifcapable vacuum {
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|   do_test vacuum-1.3 {
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|     expr {[file size test.db]<$::size1}
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|   } {1}
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| }
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| do_test vacuum-1.4 {
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|   set sql_script {
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|     BEGIN;
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|     CREATE TABLE t2 AS SELECT * FROM t1;
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|     CREATE TABLE t3 AS SELECT * FROM t1;
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|     CREATE VIEW v1 AS SELECT b, c FROM t3;
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|     CREATE TRIGGER r1 AFTER DELETE ON t2 BEGIN SELECT 1; END;
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|     COMMIT;
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|     DROP TABLE t2;
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|   }
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|   # If the library was compiled to omit view support, comment out the
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|   # create view in the script $sql_script before executing it. Similarly,
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|   # if triggers are not supported, comment out the trigger definition.
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|   ifcapable !view {
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|     regsub {CREATE VIEW} $sql_script {-- CREATE VIEW} sql_script
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|   }
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|   ifcapable !trigger {
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|     regsub {CREATE TRIGGER} $sql_script {-- CREATE TRIGGER} sql_script
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|   }
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|   execsql $sql_script
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|   set ::size1 [file size test.db]
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|   set ::cksum [cksum]
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|   expr {$::cksum!=""}
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| } {1}
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| do_test vacuum-1.5 {
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|   execsql {
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|     VACUUM;
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|   }
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|   cksum
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| } $cksum
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| 
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| ifcapable vacuum {
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|   do_test vacuum-1.6 {
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|     expr {[file size test.db]<$::size1}
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|   } {1}
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| }
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| ifcapable vacuum {
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|   do_test vacuum-2.1.1 {
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|     catchsql {
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|       BEGIN;
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|       VACUUM;
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|     }
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|   } {1 {cannot VACUUM from within a transaction}}
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|   do_test vacuum-2.1.2 {
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|     sqlite3_get_autocommit db
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|   } {0}
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|   do_test vacuum-2.1.3 {
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|     db eval {COMMIT}
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|   } {}
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| }
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| do_test vacuum-2.2 {
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|   sqlite3 db2 test.db
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|   execsql {
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|     BEGIN;
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|     CREATE TABLE t4 AS SELECT * FROM t1;
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|     CREATE TABLE t5 AS SELECT * FROM t1;
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|     COMMIT;
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|     DROP TABLE t4;
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|     DROP TABLE t5;
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|   } db2
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|   set ::cksum [cksum db2]
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|   catchsql {
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|     VACUUM
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|   }
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| } {0 {}}
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| do_test vacuum-2.3 {
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|   cksum
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| } $cksum
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| do_test vacuum-2.4 {
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|   catch {db2 eval {SELECT count(*) FROM sqlite_master}}
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|   cksum db2
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| } $cksum
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| 
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| # Make sure the schema cookie is incremented by vacuum.
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| #
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| do_test vacuum-2.5 {
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|   execsql {
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|     BEGIN;
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|     CREATE TABLE t6 AS SELECT * FROM t1;
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|     CREATE TABLE t7 AS SELECT * FROM t1;
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|     COMMIT;
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|   }
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|   sqlite3 db3 test.db
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|   execsql {
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|     -- The "SELECT * FROM sqlite_master" statement ensures that this test
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|     -- works when shared-cache is enabled. If shared-cache is enabled, then
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|     -- db3 shares a cache with db2 (but not db - it was opened as 
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|     -- "./test.db").
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|     SELECT * FROM sqlite_master;
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|     SELECT * FROM t7 LIMIT 1
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|   } db3
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|   execsql {
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|     VACUUM;
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|   }
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|   execsql {
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|     INSERT INTO t7 VALUES(1234567890,'hello','world');
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|   } db3
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|   execsql {
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|     SELECT * FROM t7 WHERE a=1234567890
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|   }
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| } {1234567890 hello world}
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| integrity_check vacuum-2.6
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| do_test vacuum-2.7 {
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|   execsql {
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|     SELECT * FROM t7 WHERE a=1234567890
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|   } db3
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| } {1234567890 hello world}
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| do_test vacuum-2.8 {
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|   execsql {
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|     INSERT INTO t7 SELECT * FROM t6;
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|     SELECT count(*) FROM t7;
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|   }
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| } 513
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| integrity_check vacuum-2.9
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| do_test vacuum-2.10 {
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|   execsql {
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|     DELETE FROM t7;
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|     SELECT count(*) FROM t7;
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|   } db3
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| } 0
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| integrity_check vacuum-2.11
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| db3 close
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|  
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| 
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| # Ticket #427.  Make sure VACUUM works when the EMPTY_RESULT_CALLBACKS
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| # pragma is turned on.
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| #
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| do_test vacuum-3.1 {
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|   db close
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|   db2 close
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|   delete_file test.db
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|   sqlite3 db test.db
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|   execsql {
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|     PRAGMA empty_result_callbacks=on;
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|     VACUUM;
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|   }
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| } {}
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| 
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| # Ticket #464.  Make sure VACUUM works with the sqlite3_prepare() API.
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| #
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| do_test vacuum-4.1 {
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|   db close
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|   sqlite3 db test.db; set DB [sqlite3_connection_pointer db]
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|   set VM [sqlite3_prepare $DB {VACUUM} -1 TAIL]
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|   sqlite3_step $VM
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| } {SQLITE_DONE}
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| do_test vacuum-4.2 {
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|   sqlite3_finalize $VM
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| } SQLITE_OK
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| 
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| # Ticket #515.  VACUUM after deleting and recreating the table that
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| # a view refers to. Omit this test if the library is not view-enabled.
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| #
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| ifcapable view {
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| do_test vacuum-5.1 {
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|   db close
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|   forcedelete test.db
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|   sqlite3 db test.db
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|   catchsql {
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|     CREATE TABLE Test (TestID int primary key);
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|     INSERT INTO Test VALUES (NULL);
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|     CREATE VIEW viewTest AS SELECT * FROM Test;
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| 
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|     BEGIN;
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|     CREATE TABLE tempTest (TestID int primary key, Test2 int NULL);
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|     INSERT INTO tempTest SELECT TestID, 1 FROM Test;
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|     DROP TABLE Test;
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|     CREATE TABLE Test(TestID int primary key, Test2 int NULL);
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|     INSERT INTO Test SELECT * FROM tempTest;
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|     DROP TABLE tempTest;
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|     COMMIT;
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|     VACUUM;
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|   }
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| } {0 {}}
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| do_test vacuum-5.2 {
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|   catchsql {
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|     VACUUM;
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|   }
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| } {0 {}}
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| } ;# ifcapable view
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| 
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| # Ensure vacuum works with complicated tables names.
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| do_test vacuum-6.1 {
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|   execsql {
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|     CREATE TABLE "abc abc"(a, b, c);
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|     INSERT INTO "abc abc" VALUES(1, 2, 3);
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|     VACUUM;
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|   }
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| } {}
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| do_test vacuum-6.2 {
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|   execsql {
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|     select * from "abc abc";
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|   }
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| } {1 2 3}
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| 
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| # Also ensure that blobs survive a vacuum.
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| ifcapable {bloblit} {
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|   do_test vacuum-6.3 {
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|     execsql {
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|       DELETE FROM "abc abc";
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|       INSERT INTO "abc abc" VALUES(X'00112233', NULL, NULL);
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|       VACUUM;
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|     }
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|   } {}
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|   do_test vacuum-6.4 {
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|     execsql {
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|       select count(*) from "abc abc" WHERE a = X'00112233';
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|     }
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|   } {1}
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| }
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| 
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| # Check what happens when an in-memory database is vacuumed. The
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| # [delete_file] command covers us in case the library was compiled
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| # without in-memory database support.
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| #
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| forcedelete :memory:
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| do_test vacuum-7.0 {
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|   sqlite3 db2 :memory:
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|   execsql {
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|     CREATE TABLE t1(t);
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|     VACUUM;
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|   } db2
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| } {}
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| do_test vacuum-7.1 {
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|   execsql {
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|     CREATE TABLE t2(t);
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|     CREATE TABLE t3(t);
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|     DROP TABLE t2;
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|     PRAGMA freelist_count;
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|   }
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| } {1}
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| do_test vacuum-7.2 {
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|   execsql {
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|     VACUUM;
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|     pragma integrity_check;
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|   } db2
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| } {ok}
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| do_test vacuum-7.3 {
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|   execsql { PRAGMA freelist_count; } db2
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| } {0}
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| ifcapable autovacuum {
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|   do_test vacuum-7.4 {
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|     execsql { PRAGMA auto_vacuum } db2
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|   } {0}
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|   do_test vacuum-7.5 {
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|     execsql { PRAGMA auto_vacuum = 1} db2
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|     execsql { PRAGMA auto_vacuum } db2
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|   } {0}
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|   do_test vacuum-7.6 {
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|     execsql { PRAGMA auto_vacuum = 1} db2
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|     execsql { VACUUM } db2
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|     execsql { PRAGMA auto_vacuum } db2
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|   } {1}
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| }
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| db2 close
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| 
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| # Ticket #873.  VACUUM a database that has ' in its name.
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| #
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| do_test vacuum-8.1 {
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|   forcedelete a'z.db
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|   forcedelete a'z.db-journal
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|   sqlite3 db2 a'z.db
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|   execsql {
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|     CREATE TABLE t1(t);
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|     VACUUM;
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|   } db2
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| } {}
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| db2 close
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| 
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| # Ticket #1095:  Vacuum a table that uses AUTOINCREMENT
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| #
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| ifcapable {autoinc} {
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|   do_test vacuum-9.1 {
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|     execsql {
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|       DROP TABLE 'abc abc';
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|       CREATE TABLE autoinc(a INTEGER PRIMARY KEY AUTOINCREMENT, b);
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|       INSERT INTO autoinc(b) VALUES('hi');
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|       INSERT INTO autoinc(b) VALUES('there');
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|       DELETE FROM autoinc;
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|     }
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|     set ::cksum [cksum]
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|     expr {$::cksum!=""}
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|   } {1}
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|   do_test vacuum-9.2 {
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|     execsql {
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|       VACUUM;
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|     }
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|     cksum
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|   } $::cksum
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|   do_test vacuum-9.3 {
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|     execsql {
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|       INSERT INTO autoinc(b) VALUES('one');
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|       INSERT INTO autoinc(b) VALUES('two');
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|     }
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|     set ::cksum [cksum]
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|     expr {$::cksum!=""}
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|   } {1}
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|   do_test vacuum-9.4 {
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|     execsql {
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|       VACUUM;
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|     }
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|     cksum
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|   } $::cksum
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| }
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| 
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| forcedelete {a'z.db}
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| 
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| # Test that "PRAGMA count_changes" does not interfere with VACUUM or cause
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| # it to return any rows to the user.
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| #
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| do_test vacuum-10.1 {
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|   db close
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|   forcedelete test.db
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|   sqlite3 db test.db
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|   execsql {
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|     CREATE TABLE t8(a, b);
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|     INSERT INTO t8 VALUES('a', 'b');
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|     INSERT INTO t8 VALUES('c', 'd');
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|     PRAGMA count_changes = 1;
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|   }
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| } {}
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| do_test vacuum-10.2 { execsql VACUUM } {}
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| 
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| finish_test
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