# 2001 September 15 # # 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. The # focus of this file is testing the magic ROWID column that is # found on all tables. # # $Id: rowid.test,v 1.1.1.1 2012/02/21 17:04:16 misho Exp $ set testdir [file dirname $argv0] source $testdir/tester.tcl # Basic ROWID functionality tests. # do_test rowid-1.1 { execsql { CREATE TABLE t1(x int, y int); INSERT INTO t1 VALUES(1,2); INSERT INTO t1 VALUES(3,4); SELECT x FROM t1 ORDER BY y; } } {1 3} do_test rowid-1.2 { set r [execsql {SELECT rowid FROM t1 ORDER BY x}] global x2rowid rowid2x set x2rowid(1) [lindex $r 0] set x2rowid(3) [lindex $r 1] set rowid2x($x2rowid(1)) 1 set rowid2x($x2rowid(3)) 3 llength $r } {2} do_test rowid-1.3 { global x2rowid set sql "SELECT x FROM t1 WHERE rowid==$x2rowid(1)" execsql $sql } {1} do_test rowid-1.4 { global x2rowid set sql "SELECT x FROM t1 WHERE rowid==$x2rowid(3)" execsql $sql } {3} do_test rowid-1.5 { global x2rowid set sql "SELECT x FROM t1 WHERE oid==$x2rowid(1)" execsql $sql } {1} do_test rowid-1.6 { global x2rowid set sql "SELECT x FROM t1 WHERE OID==$x2rowid(3)" execsql $sql } {3} do_test rowid-1.7 { global x2rowid set sql "SELECT x FROM t1 WHERE _rowid_==$x2rowid(1)" execsql $sql } {1} do_test rowid-1.7.1 { while 1 { set norow [expr {int(rand()*1000000)}] if {$norow!=$x2rowid(1) && $norow!=$x2rowid(3)} break } execsql "SELECT x FROM t1 WHERE rowid=$norow" } {} do_test rowid-1.8 { global x2rowid set v [execsql {SELECT x, oid FROM t1 order by x}] set v2 [list 1 $x2rowid(1) 3 $x2rowid(3)] expr {$v==$v2} } {1} do_test rowid-1.9 { global x2rowid set v [execsql {SELECT x, RowID FROM t1 order by x}] set v2 [list 1 $x2rowid(1) 3 $x2rowid(3)] expr {$v==$v2} } {1} do_test rowid-1.10 { global x2rowid set v [execsql {SELECT x, _rowid_ FROM t1 order by x}] set v2 [list 1 $x2rowid(1) 3 $x2rowid(3)] expr {$v==$v2} } {1} # We can insert or update the ROWID column. # do_test rowid-2.1 { catchsql { INSERT INTO t1(rowid,x,y) VALUES(1234,5,6); SELECT rowid, * FROM t1; } } {0 {1 1 2 2 3 4 1234 5 6}} do_test rowid-2.2 { catchsql { UPDATE t1 SET rowid=12345 WHERE x==1; SELECT rowid, * FROM t1 } } {0 {2 3 4 1234 5 6 12345 1 2}} do_test rowid-2.3 { catchsql { INSERT INTO t1(y,x,oid) VALUES(8,7,1235); SELECT rowid, * FROM t1 WHERE rowid>1000; } } {0 {1234 5 6 1235 7 8 12345 1 2}} do_test rowid-2.4 { catchsql { UPDATE t1 SET oid=12346 WHERE x==1; SELECT rowid, * FROM t1; } } {0 {2 3 4 1234 5 6 1235 7 8 12346 1 2}} do_test rowid-2.5 { catchsql { INSERT INTO t1(x,_rowid_,y) VALUES(9,1236,10); SELECT rowid, * FROM t1 WHERE rowid>1000; } } {0 {1234 5 6 1235 7 8 1236 9 10 12346 1 2}} do_test rowid-2.6 { catchsql { UPDATE t1 SET _rowid_=12347 WHERE x==1; SELECT rowid, * FROM t1 WHERE rowid>1000; } } {0 {1234 5 6 1235 7 8 1236 9 10 12347 1 2}} # But we can use ROWID in the WHERE clause of an UPDATE that does not # change the ROWID. # do_test rowid-2.7 { global x2rowid set sql "UPDATE t1 SET x=2 WHERE OID==$x2rowid(3)" execsql $sql execsql {SELECT x FROM t1 ORDER BY x} } {1 2 5 7 9} do_test rowid-2.8 { global x2rowid set sql "UPDATE t1 SET x=3 WHERE _rowid_==$x2rowid(3)" execsql $sql execsql {SELECT x FROM t1 ORDER BY x} } {1 3 5 7 9} # We cannot index by ROWID # do_test rowid-2.9 { set v [catch {execsql {CREATE INDEX idxt1 ON t1(rowid)}} msg] lappend v $msg } {1 {table t1 has no column named rowid}} do_test rowid-2.10 { set v [catch {execsql {CREATE INDEX idxt1 ON t1(_rowid_)}} msg] lappend v $msg } {1 {table t1 has no column named _rowid_}} do_test rowid-2.11 { set v [catch {execsql {CREATE INDEX idxt1 ON t1(oid)}} msg] lappend v $msg } {1 {table t1 has no column named oid}} do_test rowid-2.12 { set v [catch {execsql {CREATE INDEX idxt1 ON t1(x, rowid)}} msg] lappend v $msg } {1 {table t1 has no column named rowid}} # Columns defined in the CREATE statement override the buildin ROWID # column names. # do_test rowid-3.1 { execsql { CREATE TABLE t2(rowid int, x int, y int); INSERT INTO t2 VALUES(0,2,3); INSERT INTO t2 VALUES(4,5,6); INSERT INTO t2 VALUES(7,8,9); SELECT * FROM t2 ORDER BY x; } } {0 2 3 4 5 6 7 8 9} do_test rowid-3.2 { execsql {SELECT * FROM t2 ORDER BY rowid} } {0 2 3 4 5 6 7 8 9} do_test rowid-3.3 { execsql {SELECT rowid, x, y FROM t2 ORDER BY rowid} } {0 2 3 4 5 6 7 8 9} do_test rowid-3.4 { set r1 [execsql {SELECT _rowid_, rowid FROM t2 ORDER BY rowid}] foreach {a b c d e f} $r1 {} set r2 [execsql {SELECT _rowid_, rowid FROM t2 ORDER BY x DESC}] foreach {u v w x y z} $r2 {} expr {$u==$e && $w==$c && $y==$a} } {1} # sqlite3 v3 - do_probtest doesn't exist anymore? if 0 { do_probtest rowid-3.5 { set r1 [execsql {SELECT _rowid_, rowid FROM t2 ORDER BY rowid}] foreach {a b c d e f} $r1 {} expr {$a!=$b && $c!=$d && $e!=$f} } {1} } # Let's try some more complex examples, including some joins. # do_test rowid-4.1 { execsql { DELETE FROM t1; DELETE FROM t2; } for {set i 1} {$i<=50} {incr i} { execsql "INSERT INTO t1(x,y) VALUES($i,[expr {$i*$i}])" } execsql {INSERT INTO t2 SELECT _rowid_, x*y, y*y FROM t1} execsql {SELECT t2.y FROM t1, t2 WHERE t1.x==4 AND t1.rowid==t2.rowid} } {256} do_test rowid-4.2 { execsql {SELECT t2.y FROM t2, t1 WHERE t1.x==4 AND t1.rowid==t2.rowid} } {256} do_test rowid-4.2.1 { execsql {SELECT t2.y FROM t2, t1 WHERE t1.x==4 AND t1.oid==t2.rowid} } {256} do_test rowid-4.2.2 { execsql {SELECT t2.y FROM t2, t1 WHERE t1.x==4 AND t1._rowid_==t2.rowid} } {256} do_test rowid-4.2.3 { execsql {SELECT t2.y FROM t2, t1 WHERE t1.x==4 AND t2.rowid==t1.rowid} } {256} do_test rowid-4.2.4 { execsql {SELECT t2.y FROM t2, t1 WHERE t2.rowid==t1.oid AND t1.x==4} } {256} do_test rowid-4.2.5 { execsql {SELECT t2.y FROM t1, t2 WHERE t1.x==4 AND t1._rowid_==t2.rowid} } {256} do_test rowid-4.2.6 { execsql {SELECT t2.y FROM t1, t2 WHERE t1.x==4 AND t2.rowid==t1.rowid} } {256} do_test rowid-4.2.7 { execsql {SELECT t2.y FROM t1, t2 WHERE t2.rowid==t1.oid AND t1.x==4} } {256} do_test rowid-4.3 { execsql {CREATE INDEX idxt1 ON t1(x)} execsql {SELECT t2.y FROM t1, t2 WHERE t1.x==4 AND t1.rowid==t2.rowid} } {256} do_test rowid-4.3.1 { execsql {SELECT t2.y FROM t1, t2 WHERE t1.x==4 AND t1._rowid_==t2.rowid} } {256} do_test rowid-4.3.2 { execsql {SELECT t2.y FROM t1, t2 WHERE t2.rowid==t1.oid AND 4==t1.x} } {256} do_test rowid-4.4 { execsql {SELECT t2.y FROM t2, t1 WHERE t1.x==4 AND t1.rowid==t2.rowid} } {256} do_test rowid-4.4.1 { execsql {SELECT t2.y FROM t2, t1 WHERE t1.x==4 AND t1._rowid_==t2.rowid} } {256} do_test rowid-4.4.2 { execsql {SELECT t2.y FROM t2, t1 WHERE t2.rowid==t1.oid AND 4==t1.x} } {256} do_test rowid-4.5 { execsql {CREATE INDEX idxt2 ON t2(y)} set sqlite_search_count 0 concat [execsql { SELECT t1.x FROM t2, t1 WHERE t2.y==256 AND t1.rowid==t2.rowid }] $sqlite_search_count } {4 3} do_test rowid-4.5.1 { set sqlite_search_count 0 concat [execsql { SELECT t1.x FROM t2, t1 WHERE t1.OID==t2.rowid AND t2.y==81 }] $sqlite_search_count } {3 3} do_test rowid-4.6 { execsql { SELECT t1.x FROM t1, t2 WHERE t2.y==256 AND t1.rowid==t2.rowid } } {4} do_test rowid-5.1.1 { ifcapable subquery { execsql {DELETE FROM t1 WHERE _rowid_ IN (SELECT oid FROM t1 WHERE x>8)} } else { set oids [execsql {SELECT oid FROM t1 WHERE x>8}] set where "_rowid_ = [join $oids { OR _rowid_ = }]" execsql "DELETE FROM t1 WHERE $where" } } {} do_test rowid-5.1.2 { execsql {SELECT max(x) FROM t1} } {8} # Make sure a "WHERE rowid=X" clause works when there is no ROWID of X. # do_test rowid-6.1 { execsql { SELECT x FROM t1 } } {1 2 3 4 5 6 7 8} do_test rowid-6.2 { for {set ::norow 1} {1} {incr ::norow} { if {[execsql "SELECT x FROM t1 WHERE rowid=$::norow"]==""} break } execsql [subst { DELETE FROM t1 WHERE rowid=$::norow }] } {} do_test rowid-6.3 { execsql { SELECT x FROM t1 } } {1 2 3 4 5 6 7 8} # Beginning with version 2.3.4, SQLite computes rowids of new rows by # finding the maximum current rowid and adding one. It falls back to # the old random algorithm if the maximum rowid is the largest integer. # The following tests are for this new behavior. # do_test rowid-7.0 { execsql { DELETE FROM t1; DROP TABLE t2; DROP INDEX idxt1; INSERT INTO t1 VALUES(1,2); SELECT rowid, * FROM t1; } } {1 1 2} do_test rowid-7.1 { execsql { INSERT INTO t1 VALUES(99,100); SELECT rowid,* FROM t1 } } {1 1 2 2 99 100} do_test rowid-7.2 { execsql { CREATE TABLE t2(a INTEGER PRIMARY KEY, b); INSERT INTO t2(b) VALUES(55); SELECT * FROM t2; } } {1 55} do_test rowid-7.3 { execsql { INSERT INTO t2(b) VALUES(66); SELECT * FROM t2; } } {1 55 2 66} do_test rowid-7.4 { execsql { INSERT INTO t2(a,b) VALUES(1000000,77); INSERT INTO t2(b) VALUES(88); SELECT * FROM t2; } } {1 55 2 66 1000000 77 1000001 88} do_test rowid-7.5 { execsql { INSERT INTO t2(a,b) VALUES(2147483647,99); INSERT INTO t2(b) VALUES(11); SELECT b FROM t2 ORDER BY b; } } {11 55 66 77 88 99} ifcapable subquery { do_test rowid-7.6 { execsql { SELECT b FROM t2 WHERE a NOT IN(1,2,1000000,1000001,2147483647); } } {11} do_test rowid-7.7 { execsql { INSERT INTO t2(b) VALUES(22); INSERT INTO t2(b) VALUES(33); INSERT INTO t2(b) VALUES(44); INSERT INTO t2(b) VALUES(55); SELECT b FROM t2 WHERE a NOT IN(1,2,1000000,1000001,2147483647) ORDER BY b; } } {11 22 33 44 55} } do_test rowid-7.8 { execsql { DELETE FROM t2 WHERE a!=2; INSERT INTO t2(b) VALUES(111); SELECT * FROM t2; } } {2 66 3 111} ifcapable {trigger} { # Make sure AFTER triggers that do INSERTs do not change the last_insert_rowid. # Ticket #290 # do_test rowid-8.1 { execsql { CREATE TABLE t3(a integer primary key); CREATE TABLE t4(x); INSERT INTO t4 VALUES(1); CREATE TRIGGER r3 AFTER INSERT on t3 FOR EACH ROW BEGIN INSERT INTO t4 VALUES(NEW.a+10); END; SELECT * FROM t3; } } {} do_test rowid-8.2 { execsql { SELECT rowid, * FROM t4; } } {1 1} do_test rowid-8.3 { execsql { INSERT INTO t3 VALUES(123); SELECT last_insert_rowid(); } } {123} do_test rowid-8.4 { execsql { SELECT * FROM t3; } } {123} do_test rowid-8.5 { execsql { SELECT rowid, * FROM t4; } } {1 1 2 133} do_test rowid-8.6 { execsql { INSERT INTO t3 VALUES(NULL); SELECT last_insert_rowid(); } } {124} do_test rowid-8.7 { execsql { SELECT * FROM t3; } } {123 124} do_test rowid-8.8 { execsql { SELECT rowid, * FROM t4; } } {1 1 2 133 3 134} } ;# endif trigger # If triggers are not enable, simulate their effect for the tests that # follow. ifcapable {!trigger} { execsql { CREATE TABLE t3(a integer primary key); INSERT INTO t3 VALUES(123); INSERT INTO t3 VALUES(124); } } # ticket #377: Comparison between integer primiary key and floating point # values. # do_test rowid-9.1 { execsql { SELECT * FROM t3 WHERE a<123.5 } } {123} do_test rowid-9.2 { execsql { SELECT * FROM t3 WHERE a<124.5 } } {123 124} do_test rowid-9.3 { execsql { SELECT * FROM t3 WHERE a>123.5 } } {124} do_test rowid-9.4 { execsql { SELECT * FROM t3 WHERE a>122.5 } } {123 124} do_test rowid-9.5 { execsql { SELECT * FROM t3 WHERE a==123.5 } } {} do_test rowid-9.6 { execsql { SELECT * FROM t3 WHERE a==123.000 } } {123} do_test rowid-9.7 { execsql { SELECT * FROM t3 WHERE a>100.5 AND a<200.5 } } {123 124} do_test rowid-9.8 { execsql { SELECT * FROM t3 WHERE a>'xyz'; } } {} do_test rowid-9.9 { execsql { SELECT * FROM t3 WHERE a<'xyz'; } } {123 124} do_test rowid-9.10 { execsql { SELECT * FROM t3 WHERE a>=122.9 AND a<=123.1 } } {123} # Ticket #567. Comparisons of ROWID or integery primary key against # floating point numbers still do not always work. # do_test rowid-10.1 { execsql { CREATE TABLE t5(a); INSERT INTO t5 VALUES(1); INSERT INTO t5 VALUES(2); INSERT INTO t5 SELECT a+2 FROM t5; INSERT INTO t5 SELECT a+4 FROM t5; SELECT rowid, * FROM t5; } } {1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8} do_test rowid-10.2 { execsql {SELECT rowid, a FROM t5 WHERE rowid>=5.5} } {6 6 7 7 8 8} do_test rowid-10.3 { execsql {SELECT rowid, a FROM t5 WHERE rowid>=5.0} } {5 5 6 6 7 7 8 8} do_test rowid-10.4 { execsql {SELECT rowid, a FROM t5 WHERE rowid>5.5} } {6 6 7 7 8 8} do_test rowid-10.3.2 { execsql {SELECT rowid, a FROM t5 WHERE rowid>5.0} } {6 6 7 7 8 8} do_test rowid-10.5 { execsql {SELECT rowid, a FROM t5 WHERE 5.5<=rowid} } {6 6 7 7 8 8} do_test rowid-10.6 { execsql {SELECT rowid, a FROM t5 WHERE 5.5=rowid} } {1 1 2 2 3 3 4 4 5 5} do_test rowid-10.10 { execsql {SELECT rowid, a FROM t5 WHERE 5.5>rowid} } {1 1 2 2 3 3 4 4 5 5} do_test rowid-10.11 { execsql {SELECT rowid, a FROM t5 WHERE rowid>=5.5 ORDER BY rowid DESC} } {8 8 7 7 6 6} do_test rowid-10.11.2 { execsql {SELECT rowid, a FROM t5 WHERE rowid>=5.0 ORDER BY rowid DESC} } {8 8 7 7 6 6 5 5} do_test rowid-10.12 { execsql {SELECT rowid, a FROM t5 WHERE rowid>5.5 ORDER BY rowid DESC} } {8 8 7 7 6 6} do_test rowid-10.12.2 { execsql {SELECT rowid, a FROM t5 WHERE rowid>5.0 ORDER BY rowid DESC} } {8 8 7 7 6 6} do_test rowid-10.13 { execsql {SELECT rowid, a FROM t5 WHERE 5.5<=rowid ORDER BY rowid DESC} } {8 8 7 7 6 6} do_test rowid-10.14 { execsql {SELECT rowid, a FROM t5 WHERE 5.5=rowid ORDER BY rowid DESC} } {5 5 4 4 3 3 2 2 1 1} do_test rowid-10.18 { execsql {SELECT rowid, a FROM t5 WHERE 5.5>rowid ORDER BY rowid DESC} } {5 5 4 4 3 3 2 2 1 1} do_test rowid-10.30 { execsql { CREATE TABLE t6(a); INSERT INTO t6(rowid,a) SELECT -a,a FROM t5; SELECT rowid, * FROM t6; } } {-8 8 -7 7 -6 6 -5 5 -4 4 -3 3 -2 2 -1 1} do_test rowid-10.31.1 { execsql {SELECT rowid, a FROM t6 WHERE rowid>=-5.5} } {-5 5 -4 4 -3 3 -2 2 -1 1} do_test rowid-10.31.2 { execsql {SELECT rowid, a FROM t6 WHERE rowid>=-5.0} } {-5 5 -4 4 -3 3 -2 2 -1 1} do_test rowid-10.32.1 { execsql {SELECT rowid, a FROM t6 WHERE rowid>=-5.5 ORDER BY rowid DESC} } {-1 1 -2 2 -3 3 -4 4 -5 5} do_test rowid-10.32.1 { execsql {SELECT rowid, a FROM t6 WHERE rowid>=-5.0 ORDER BY rowid DESC} } {-1 1 -2 2 -3 3 -4 4 -5 5} do_test rowid-10.33 { execsql {SELECT rowid, a FROM t6 WHERE -5.5<=rowid} } {-5 5 -4 4 -3 3 -2 2 -1 1} do_test rowid-10.34 { execsql {SELECT rowid, a FROM t6 WHERE -5.5<=rowid ORDER BY rowid DESC} } {-1 1 -2 2 -3 3 -4 4 -5 5} do_test rowid-10.35.1 { execsql {SELECT rowid, a FROM t6 WHERE rowid>-5.5} } {-5 5 -4 4 -3 3 -2 2 -1 1} do_test rowid-10.35.2 { execsql {SELECT rowid, a FROM t6 WHERE rowid>-5.0} } {-4 4 -3 3 -2 2 -1 1} do_test rowid-10.36.1 { execsql {SELECT rowid, a FROM t6 WHERE rowid>-5.5 ORDER BY rowid DESC} } {-1 1 -2 2 -3 3 -4 4 -5 5} do_test rowid-10.36.2 { execsql {SELECT rowid, a FROM t6 WHERE rowid>-5.0 ORDER BY rowid DESC} } {-1 1 -2 2 -3 3 -4 4} do_test rowid-10.37 { execsql {SELECT rowid, a FROM t6 WHERE -5.5=rowid} } {-8 8 -7 7 -6 6} do_test rowid-10.42 { execsql {SELECT rowid, a FROM t6 WHERE -5.5>=rowid ORDER BY rowid DESC} } {-6 6 -7 7 -8 8} do_test rowid-10.43 { execsql {SELECT rowid, a FROM t6 WHERE rowid<-5.5} } {-8 8 -7 7 -6 6} do_test rowid-10.44 { execsql {SELECT rowid, a FROM t6 WHERE rowid<-5.5 ORDER BY rowid DESC} } {-6 6 -7 7 -8 8} do_test rowid-10.44 { execsql {SELECT rowid, a FROM t6 WHERE -5.5>rowid} } {-8 8 -7 7 -6 6} do_test rowid-10.46 { execsql {SELECT rowid, a FROM t6 WHERE -5.5>rowid ORDER BY rowid DESC} } {-6 6 -7 7 -8 8} # Comparison of rowid against string values. # do_test rowid-11.1 { execsql {SELECT rowid, a FROM t5 WHERE rowid>'abc'} } {} do_test rowid-11.2 { execsql {SELECT rowid, a FROM t5 WHERE rowid>='abc'} } {} do_test rowid-11.3 { execsql {SELECT rowid, a FROM t5 WHERE rowid<'abc'} } {1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8} do_test rowid-11.4 { execsql {SELECT rowid, a FROM t5 WHERE rowid<='abc'} } {1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8} # Test the automatic generation of rowids when the table already contains # a rowid with the maximum value. # # Once the the maximum rowid is taken, rowids are normally chosen at # random. By by reseting the random number generator, we can cause # the rowid guessing loop to collide with prior rowids, and test the # loop out to its limit of 100 iterations. After 100 collisions, the # rowid guesser gives up and reports SQLITE_FULL. # do_test rowid-12.1 { execsql { CREATE TABLE t7(x INTEGER PRIMARY KEY, y); CREATE TABLE t7temp(a INTEGER PRIMARY KEY); INSERT INTO t7 VALUES(9223372036854775807,'a'); SELECT y FROM t7; } } {a} do_test rowid-12.2 { db close sqlite3 db test.db save_prng_state execsql { INSERT INTO t7 VALUES(NULL,'b'); SELECT x, y FROM t7; } } {1 b 9223372036854775807 a} execsql {INSERT INTO t7 VALUES(2,'y');} for {set i 1} {$i<100} {incr i} { do_test rowid-12.3.$i { db eval {DELETE FROM t7temp; INSERT INTO t7temp VALUES(1);} restore_prng_state execsql { INSERT INTO t7 VALUES(NULL,'x'); SELECT count(*) FROM t7 WHERE y=='x'; } } $i } do_test rowid-12.4 { db eval {DELETE FROM t7temp; INSERT INTO t7temp VALUES(1);} restore_prng_state catchsql { INSERT INTO t7 VALUES(NULL,'x'); } } {1 {database or disk is full}} finish_test