# 2008 December 30 # # 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 multi-index OR clause optimizer. # set testdir [file dirname $argv0] source $testdir/tester.tcl ifcapable !or_opt||!compound { finish_test return } # Evaluate SQL. Return the result set followed by the # and the number of full-scan steps. # proc count_steps {sql} { set r [db eval $sql] lappend r scan [db status step] sort [db status sort] } # Construct test data. # do_test where9-1.1 { db eval { CREATE TABLE t1(a INTEGER PRIMARY KEY,b,c,d,e,f,g); INSERT INTO t1 VALUES(1,11,1001,1.001,100.1,'bcdefghij','yxwvuts'); INSERT INTO t1 VALUES(2,22,1001,2.002,100.1,'cdefghijk','yxwvuts'); INSERT INTO t1 VALUES(3,33,1001,3.003,100.1,'defghijkl','xwvutsr'); INSERT INTO t1 VALUES(4,44,2002,4.004,200.2,'efghijklm','xwvutsr'); INSERT INTO t1 VALUES(5,55,2002,5.005,200.2,'fghijklmn','xwvutsr'); INSERT INTO t1 VALUES(6,66,2002,6.006,200.2,'ghijklmno','xwvutsr'); INSERT INTO t1 VALUES(7,77,3003,7.007,300.3,'hijklmnop','xwvutsr'); INSERT INTO t1 VALUES(8,88,3003,8.008,300.3,'ijklmnopq','wvutsrq'); INSERT INTO t1 VALUES(9,99,3003,9.009,300.3,'jklmnopqr','wvutsrq'); INSERT INTO t1 VALUES(10,110,4004,10.01,400.4,'klmnopqrs','wvutsrq'); INSERT INTO t1 VALUES(11,121,4004,11.011,400.4,'lmnopqrst','wvutsrq'); INSERT INTO t1 VALUES(12,132,4004,12.012,400.4,'mnopqrstu','wvutsrq'); INSERT INTO t1 VALUES(13,143,5005,13.013,500.5,'nopqrstuv','vutsrqp'); INSERT INTO t1 VALUES(14,154,5005,14.014,500.5,'opqrstuvw','vutsrqp'); INSERT INTO t1 VALUES(15,165,5005,15.015,500.5,'pqrstuvwx','vutsrqp'); INSERT INTO t1 VALUES(16,176,6006,16.016,600.6,'qrstuvwxy','vutsrqp'); INSERT INTO t1 VALUES(17,187,6006,17.017,600.6,'rstuvwxyz','vutsrqp'); INSERT INTO t1 VALUES(18,198,6006,18.018,600.6,'stuvwxyza','utsrqpo'); INSERT INTO t1 VALUES(19,209,7007,19.019,700.7,'tuvwxyzab','utsrqpo'); INSERT INTO t1 VALUES(20,220,7007,20.02,700.7,'uvwxyzabc','utsrqpo'); INSERT INTO t1 VALUES(21,231,7007,21.021,700.7,'vwxyzabcd','utsrqpo'); INSERT INTO t1 VALUES(22,242,8008,22.022,800.8,'wxyzabcde','utsrqpo'); INSERT INTO t1 VALUES(23,253,8008,23.023,800.8,'xyzabcdef','tsrqpon'); INSERT INTO t1 VALUES(24,264,8008,24.024,800.8,'yzabcdefg','tsrqpon'); INSERT INTO t1 VALUES(25,275,9009,25.025,900.9,'zabcdefgh','tsrqpon'); INSERT INTO t1 VALUES(26,286,9009,26.026,900.9,'abcdefghi','tsrqpon'); INSERT INTO t1 VALUES(27,297,9009,27.027,900.9,'bcdefghij','tsrqpon'); INSERT INTO t1 VALUES(28,308,10010,28.028,1001.0,'cdefghijk','srqponm'); INSERT INTO t1 VALUES(29,319,10010,29.029,1001.0,'defghijkl','srqponm'); INSERT INTO t1 VALUES(30,330,10010,30.03,1001.0,'efghijklm','srqponm'); INSERT INTO t1 VALUES(31,341,11011,31.031,1101.1,'fghijklmn','srqponm'); INSERT INTO t1 VALUES(32,352,11011,32.032,1101.1,'ghijklmno','srqponm'); INSERT INTO t1 VALUES(33,363,11011,33.033,1101.1,'hijklmnop','rqponml'); INSERT INTO t1 VALUES(34,374,12012,34.034,1201.2,'ijklmnopq','rqponml'); INSERT INTO t1 VALUES(35,385,12012,35.035,1201.2,'jklmnopqr','rqponml'); INSERT INTO t1 VALUES(36,396,12012,36.036,1201.2,'klmnopqrs','rqponml'); INSERT INTO t1 VALUES(37,407,13013,37.037,1301.3,'lmnopqrst','rqponml'); INSERT INTO t1 VALUES(38,418,13013,38.038,1301.3,'mnopqrstu','qponmlk'); INSERT INTO t1 VALUES(39,429,13013,39.039,1301.3,'nopqrstuv','qponmlk'); INSERT INTO t1 VALUES(40,440,14014,40.04,1401.4,'opqrstuvw','qponmlk'); INSERT INTO t1 VALUES(41,451,14014,41.041,1401.4,'pqrstuvwx','qponmlk'); INSERT INTO t1 VALUES(42,462,14014,42.042,1401.4,'qrstuvwxy','qponmlk'); INSERT INTO t1 VALUES(43,473,15015,43.043,1501.5,'rstuvwxyz','ponmlkj'); INSERT INTO t1 VALUES(44,484,15015,44.044,1501.5,'stuvwxyza','ponmlkj'); INSERT INTO t1 VALUES(45,495,15015,45.045,1501.5,'tuvwxyzab','ponmlkj'); INSERT INTO t1 VALUES(46,506,16016,46.046,1601.6,'uvwxyzabc','ponmlkj'); INSERT INTO t1 VALUES(47,517,16016,47.047,1601.6,'vwxyzabcd','ponmlkj'); INSERT INTO t1 VALUES(48,528,16016,48.048,1601.6,'wxyzabcde','onmlkji'); INSERT INTO t1 VALUES(49,539,17017,49.049,1701.7,'xyzabcdef','onmlkji'); INSERT INTO t1 VALUES(50,550,17017,50.05,1701.7,'yzabcdefg','onmlkji'); INSERT INTO t1 VALUES(51,561,17017,51.051,1701.7,'zabcdefgh','onmlkji'); INSERT INTO t1 VALUES(52,572,18018,52.052,1801.8,'abcdefghi','onmlkji'); INSERT INTO t1 VALUES(53,583,18018,53.053,1801.8,'bcdefghij','nmlkjih'); INSERT INTO t1 VALUES(54,594,18018,54.054,1801.8,'cdefghijk','nmlkjih'); INSERT INTO t1 VALUES(55,605,19019,55.055,1901.9,'defghijkl','nmlkjih'); INSERT INTO t1 VALUES(56,616,19019,56.056,1901.9,'efghijklm','nmlkjih'); INSERT INTO t1 VALUES(57,627,19019,57.057,1901.9,'fghijklmn','nmlkjih'); INSERT INTO t1 VALUES(58,638,20020,58.058,2002.0,'ghijklmno','mlkjihg'); INSERT INTO t1 VALUES(59,649,20020,59.059,2002.0,'hijklmnop','mlkjihg'); INSERT INTO t1 VALUES(60,660,20020,60.06,2002.0,'ijklmnopq','mlkjihg'); INSERT INTO t1 VALUES(61,671,21021,61.061,2102.1,'jklmnopqr','mlkjihg'); INSERT INTO t1 VALUES(62,682,21021,62.062,2102.1,'klmnopqrs','mlkjihg'); INSERT INTO t1 VALUES(63,693,21021,63.063,2102.1,'lmnopqrst','lkjihgf'); INSERT INTO t1 VALUES(64,704,22022,64.064,2202.2,'mnopqrstu','lkjihgf'); INSERT INTO t1 VALUES(65,715,22022,65.065,2202.2,'nopqrstuv','lkjihgf'); INSERT INTO t1 VALUES(66,726,22022,66.066,2202.2,'opqrstuvw','lkjihgf'); INSERT INTO t1 VALUES(67,737,23023,67.067,2302.3,'pqrstuvwx','lkjihgf'); INSERT INTO t1 VALUES(68,748,23023,68.068,2302.3,'qrstuvwxy','kjihgfe'); INSERT INTO t1 VALUES(69,759,23023,69.069,2302.3,'rstuvwxyz','kjihgfe'); INSERT INTO t1 VALUES(70,770,24024,70.07,2402.4,'stuvwxyza','kjihgfe'); INSERT INTO t1 VALUES(71,781,24024,71.071,2402.4,'tuvwxyzab','kjihgfe'); INSERT INTO t1 VALUES(72,792,24024,72.072,2402.4,'uvwxyzabc','kjihgfe'); INSERT INTO t1 VALUES(73,803,25025,73.073,2502.5,'vwxyzabcd','jihgfed'); INSERT INTO t1 VALUES(74,814,25025,74.074,2502.5,'wxyzabcde','jihgfed'); INSERT INTO t1 VALUES(75,825,25025,75.075,2502.5,'xyzabcdef','jihgfed'); INSERT INTO t1 VALUES(76,836,26026,76.076,2602.6,'yzabcdefg','jihgfed'); INSERT INTO t1 VALUES(77,847,26026,77.077,2602.6,'zabcdefgh','jihgfed'); INSERT INTO t1 VALUES(78,858,26026,78.078,2602.6,'abcdefghi','ihgfedc'); INSERT INTO t1 VALUES(79,869,27027,79.079,2702.7,'bcdefghij','ihgfedc'); INSERT INTO t1 VALUES(80,880,27027,80.08,2702.7,'cdefghijk','ihgfedc'); INSERT INTO t1 VALUES(81,891,27027,81.081,2702.7,'defghijkl','ihgfedc'); INSERT INTO t1 VALUES(82,902,28028,82.082,2802.8,'efghijklm','ihgfedc'); INSERT INTO t1 VALUES(83,913,28028,83.083,2802.8,'fghijklmn','hgfedcb'); INSERT INTO t1 VALUES(84,924,28028,84.084,2802.8,'ghijklmno','hgfedcb'); INSERT INTO t1 VALUES(85,935,29029,85.085,2902.9,'hijklmnop','hgfedcb'); INSERT INTO t1 VALUES(86,946,29029,86.086,2902.9,'ijklmnopq','hgfedcb'); INSERT INTO t1 VALUES(87,957,29029,87.087,2902.9,'jklmnopqr','hgfedcb'); INSERT INTO t1 VALUES(88,968,30030,88.088,3003.0,'klmnopqrs','gfedcba'); INSERT INTO t1 VALUES(89,979,30030,89.089,3003.0,'lmnopqrst','gfedcba'); INSERT INTO t1 VALUES(90,NULL,30030,90.09,3003.0,'mnopqrstu','gfedcba'); INSERT INTO t1 VALUES(91,1001,NULL,91.091,3103.1,'nopqrstuv','gfedcba'); INSERT INTO t1 VALUES(92,1012,31031,NULL,3103.1,'opqrstuvw','gfedcba'); INSERT INTO t1 VALUES(93,1023,31031,93.093,NULL,'pqrstuvwx','fedcbaz'); INSERT INTO t1 VALUES(94,1034,32032,94.094,3203.2,NULL,'fedcbaz'); INSERT INTO t1 VALUES(95,1045,32032,95.095,3203.2,'rstuvwxyz',NULL); INSERT INTO t1 VALUES(96,NULL,NULL,96.096,3203.2,'stuvwxyza','fedcbaz'); INSERT INTO t1 VALUES(97,1067,33033,NULL,NULL,'tuvwxyzab','fedcbaz'); INSERT INTO t1 VALUES(98,1078,33033,98.098,3303.3,NULL,NULL); INSERT INTO t1 VALUES(99,NULL,NULL,NULL,NULL,NULL,NULL); CREATE INDEX t1b ON t1(b); CREATE INDEX t1c ON t1(c); CREATE INDEX t1d ON t1(d); CREATE INDEX t1e ON t1(e); CREATE INDEX t1f ON t1(f); CREATE INDEX t1g ON t1(g); CREATE TABLE t2(a INTEGER PRIMARY KEY,b,c,d,e,f,g); INSERT INTO t2 SELECT * FROM t1; CREATE INDEX t2b ON t2(b,c); CREATE INDEX t2c ON t2(c,e); CREATE INDEX t2d ON t2(d,g); CREATE INDEX t2e ON t2(e,f,g); CREATE INDEX t2f ON t2(f,b,d,c); CREATE INDEX t2g ON t2(g,f); CREATE TABLE t3(x,y); INSERT INTO t3 VALUES(1,80); INSERT INTO t3 VALUES(2,80); CREATE TABLE t4(a INTEGER PRIMARY KEY,b,c,d,e,f,g); INSERT INTO t4 SELECT * FROM t1; CREATE INDEX t4b ON t4(b); CREATE INDEX t4c ON t4(c); } } {} do_test where9-1.2.1 { count_steps { SELECT a FROM t1 WHERE b IS NULL OR c IS NULL OR d IS NULL ORDER BY a } } {90 91 92 96 97 99 scan 0 sort 1} do_test where9-1.2.2 { count_steps { SELECT a FROM t1 WHERE +b IS NULL OR c IS NULL OR d IS NULL ORDER BY a } } {90 91 92 96 97 99 scan 98 sort 0} do_test where9-1.2.3 { count_steps { SELECT a FROM t1 WHERE b IS NULL OR +c IS NULL OR d IS NULL ORDER BY a } } {90 91 92 96 97 99 scan 98 sort 0} do_test where9-1.2.4 { count_steps { SELECT a FROM t1 WHERE b IS NULL OR c IS NULL OR +d IS NULL ORDER BY a } } {90 91 92 96 97 99 scan 98 sort 0} do_test where9-1.2.5 { count_steps { SELECT a FROM t4 WHERE b IS NULL OR c IS NULL OR d IS NULL ORDER BY a } } {90 91 92 96 97 99 scan 98 sort 0} do_test where9-1.3.1 { count_steps { SELECT a FROM t1 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) OR (b NOT NULL AND c IS NULL AND d NOT NULL) OR (b NOT NULL AND c NOT NULL AND d IS NULL) ORDER BY a } } {90 91 92 97 scan 0 sort 1} do_test where9-1.3.2 { count_steps { SELECT a FROM t4 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) OR (b NOT NULL AND c IS NULL AND d NOT NULL) OR (b NOT NULL AND c NOT NULL AND d IS NULL) ORDER BY a } } {90 91 92 97 scan 98 sort 0} do_test where9-1.3.3 { count_steps { SELECT a FROM t4 WHERE (b NOT NULL AND c NOT NULL AND d IS NULL) OR (b IS NULL AND c NOT NULL AND d NOT NULL) OR (b NOT NULL AND c IS NULL AND d NOT NULL) ORDER BY a } } {90 91 92 97 scan 98 sort 0} do_test where9-1.3.4 { count_steps { SELECT a FROM (t4) WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) OR (b NOT NULL AND c NOT NULL AND d IS NULL) OR (b NOT NULL AND c IS NULL AND d NOT NULL) ORDER BY a } } {90 91 92 97 scan 98 sort 0} do_test where9-1.4 { count_steps { SELECT a FROM t1 WHERE (b>=950 AND b<=1010) OR (b IS NULL AND c NOT NULL) ORDER BY a } } {87 88 89 90 91 scan 0 sort 1} do_test where9-1.5 { # When this test was originally written, SQLite used a rowset object # to optimize the "ORDER BY a" clause. Now that it is using a rowhash, # this is not possible. So we have to comment out one term of the OR # expression in order to prevent SQLite from deeming a full-table # scan to be a better strategy than using multiple indexes, which would # defeat the point of the test. count_steps { SELECT a FROM t1 WHERE a=83 OR b=913 OR c=28028 OR (d>=82 AND d<83) /* OR (e>2802 AND e<2803) */ OR f='fghijklmn' OR g='hgfedcb' ORDER BY a } } {5 31 57 82 83 84 85 86 87 scan 0 sort 1} do_test where9-1.6 { count_steps { SELECT a FROM t1 WHERE b=1012 OR (d IS NULL AND e IS NOT NULL) } } {92 scan 0 sort 0} do_test where9-1.7 { count_steps { SELECT a FROM t1 WHERE (b=1012 OR (d IS NULL AND e IS NOT NULL)) AND f!=g } } {92 scan 0 sort 0} do_test where9-1.8 { count_steps { SELECT a FROM t1 WHERE (b=1012 OR (d IS NULL AND e IS NOT NULL)) AND f==g } } {scan 0 sort 0} do_test where9-2.1 { count_steps { SELECT t2.a FROM t1, t2 WHERE t1.a=80 AND (t1.c=t2.c OR t1.d=t2.d) ORDER BY 1 } } {79 80 81 scan 0 sort 1} do_test where9-2.2 { count_steps { SELECT t2.a FROM t1, t2 WHERE t1.a=80 AND ((t1.c=t2.c AND t1.d=t2.d) OR t1.f=t2.f) ORDER BY 1 } } {2 28 54 80 scan 0 sort 1} do_test where9-2.3 { count_steps { SELECT coalesce(t2.a,9999) FROM t1 LEFT JOIN t2 ON (t1.c=t2.c AND t1.d=t2.d) OR t1.f=t2.f WHERE t1.a=80 ORDER BY 1 } } {2 28 54 80 scan 0 sort 1} do_test where9-2.4 { count_steps { SELECT coalesce(t2.a,9999) FROM t1 LEFT JOIN t2 ON (t1.c+1=t2.c AND t1.d=t2.d) OR (t1.f||'x')=t2.f WHERE t1.a=80 ORDER BY 1 } } {9999 scan 0 sort 1} do_test where9-2.5 { count_steps { SELECT t1.a, coalesce(t2.a,9999) FROM t1 LEFT JOIN t2 ON (t1.c=t2.c AND t1.d=t2.d) OR (t1.f)=t2.f WHERE t1.a=80 OR t1.b=880 OR (t1.c=27027 AND round(t1.d)==80) ORDER BY 1 } } {80 80 80 2 80 28 80 54 scan 0 sort 1} do_test where9-2.6 { count_steps { SELECT t1.a, coalesce(t2.a,9999) FROM t1 LEFT JOIN t2 ON (t1.c+1=t2.c AND t1.d=t2.d) OR (t1.f||'x')=t2.f WHERE t1.a=80 OR t1.b=880 OR (t1.c=27027 AND round(t1.d)==80) ORDER BY 1 } } {80 9999 scan 0 sort 1} do_test where9-2.7 { count_steps { SELECT t3.x, t1.a, coalesce(t2.a,9999) FROM t3 JOIN t1 LEFT JOIN t2 ON (t1.c+1=t2.c AND t1.d=t2.d) OR (t1.f||'x')=t2.f WHERE t1.a=t3.y OR t1.b=t3.y*11 OR (t1.c=27027 AND round(t1.d)==80) ORDER BY 1, 2 } } {1 80 9999 2 80 9999 scan 1 sort 1} do_test where9-2.8 { count_steps { SELECT t3.x, t1.a, coalesce(t2.a,9999) FROM t3 JOIN t1 LEFT JOIN t2 ON (t1.c=t2.c AND t1.d=t2.d) OR (t1.f)=t2.f WHERE t1.a=t3.y OR t1.b=t3.y*11 OR (t1.c=27027 AND round(t1.d)==80) ORDER BY 1, 2, 3 } } {1 80 2 1 80 28 1 80 54 1 80 80 2 80 2 2 80 28 2 80 54 2 80 80 scan 1 sort 1} ifcapable explain { do_execsql_test where9-3.1 { EXPLAIN QUERY PLAN SELECT t2.a FROM t1, t2 WHERE t1.a=80 AND ((t1.c=t2.c AND t1.d=t2.d) OR t1.f=t2.f) } { 0 0 0 {SEARCH TABLE t1 USING INTEGER PRIMARY KEY (rowid=?)} 0 1 1 {SEARCH TABLE t2 USING INDEX t2d (d=?)} 0 1 1 {SEARCH TABLE t2 USING COVERING INDEX t2f (f=?)} } do_execsql_test where9-3.2 { EXPLAIN QUERY PLAN SELECT coalesce(t2.a,9999) FROM t1 LEFT JOIN t2 ON (t1.c+1=t2.c AND t1.d=t2.d) OR (t1.f||'x')=t2.f WHERE t1.a=80 } { 0 0 0 {SEARCH TABLE t1 USING INTEGER PRIMARY KEY (rowid=?)} 0 1 1 {SEARCH TABLE t2 USING INDEX t2d (d=?)} 0 1 1 {SEARCH TABLE t2 USING COVERING INDEX t2f (f=?)} } } # Make sure that INDEXED BY and multi-index OR clauses play well with # one another. # do_test where9-4.1 { count_steps { SELECT a FROM t1 WHERE b>1000 AND (c=31031 OR d IS NULL) ORDER BY +a } } {92 93 97 scan 0 sort 1} do_test where9-4.2 { count_steps { SELECT a FROM t1 WHERE b>1000 AND (c=31031 OR +d IS NULL) ORDER BY +a } } {92 93 97 scan 0 sort 1} do_test where9-4.3 { count_steps { SELECT a FROM t1 WHERE +b>1000 AND (c=31031 OR d IS NULL) ORDER BY +a } } {92 93 97 scan 0 sort 1} do_test where9-4.4 { count_steps { SELECT a FROM t1 INDEXED BY t1b WHERE b>1000 AND (c=31031 OR d IS NULL) ORDER BY +a } } {92 93 97 scan 0 sort 1} do_test where9-4.5 { catchsql { SELECT a FROM t1 INDEXED BY t1b WHERE +b>1000 AND (c=31031 OR d IS NULL) ORDER BY +a } } {1 {no query solution}} do_test where9-4.6 { count_steps { SELECT a FROM t1 NOT INDEXED WHERE b>1000 AND (c=31031 OR d IS NULL) ORDER BY +a } } {92 93 97 scan 98 sort 1} do_test where9-4.7 { catchsql { SELECT a FROM t1 INDEXED BY t1c WHERE b>1000 AND (c=31031 OR d IS NULL) ORDER BY +a } } {1 {no query solution}} do_test where9-4.8 { catchsql { SELECT a FROM t1 INDEXED BY t1d WHERE b>1000 AND (c=31031 OR d IS NULL) ORDER BY +a } } {1 {no query solution}} ifcapable explain { # The (c=31031 OR d IS NULL) clause is preferred over b>1000 because # the former is an equality test which is expected to return fewer rows. # do_execsql_test where9-5.1 { EXPLAIN QUERY PLAN SELECT a FROM t1 WHERE b>1000 AND (c=31031 OR d IS NULL) } { 0 0 0 {SEARCH TABLE t1 USING INDEX t1c (c=?)} 0 0 0 {SEARCH TABLE t1 USING INDEX t1d (d=?)} } # In contrast, b=1000 is preferred over any OR-clause. # do_execsql_test where9-5.2 { EXPLAIN QUERY PLAN SELECT a FROM t1 WHERE b=1000 AND (c=31031 OR d IS NULL) } { 0 0 0 {SEARCH TABLE t1 USING INDEX t1b (b=?)} } # Likewise, inequalities in an AND are preferred over inequalities in # an OR. # do_execsql_test where9-5.3 { EXPLAIN QUERY PLAN SELECT a FROM t1 WHERE b>1000 AND (c>=31031 OR d IS NULL) } { 0 0 0 {SEARCH TABLE t1 USING INDEX t1b (b>?)} } } ############################################################################ # Make sure OR-clauses work correctly on UPDATE and DELETE statements. do_test where9-6.2.1 { db eval {SELECT count(*) FROM t1 UNION ALL SELECT a FROM t1 WHERE a>=85} } {99 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99} do_test where9-6.2.2 { ;# Deletes entries 90 91 92 96 97 99 count_steps { BEGIN; DELETE FROM t1 WHERE b IS NULL OR c IS NULL OR d IS NULL } } {scan 0 sort 0} do_test where9-6.2.3 { db eval { SELECT count(*) FROM t1 UNION ALL SELECT a FROM t1 WHERE a>=85; ROLLBACK; } } {93 85 86 87 88 89 93 94 95 98} do_test where9-6.2.4 { ;# Deletes entries 90 91 92 96 97 99 count_steps { BEGIN; DELETE FROM t1 WHERE +b IS NULL OR c IS NULL OR d IS NULL } } {scan 98 sort 0} do_test where9-6.2.5 { db eval { SELECT count(*) FROM t1 UNION ALL SELECT a FROM t1 WHERE a>=85; ROLLBACK; } } {93 85 86 87 88 89 93 94 95 98} do_test where9-6.2.6 { count_steps { BEGIN; UPDATE t1 SET a=a+100 WHERE (b IS NULL OR c IS NULL OR d IS NULL) AND a!=92 AND a!=97 } } {scan 0 sort 0} ;# Add 100 to entries 90 91 96 99 do_test where9-6.2.7 { db eval { SELECT count(*) FROM t1 UNION ALL SELECT a FROM t1 WHERE a>=85; ROLLBACK } } {99 85 86 87 88 89 92 93 94 95 97 98 190 191 196 199} do_test where9-6.2.8 { ;# Deletes entries 90 91 92 97 99 count_steps { BEGIN; DELETE FROM t1 WHERE (b IS NULL OR c IS NULL OR d IS NULL) AND a!=96 } } {scan 0 sort 0} do_test where9-6.2.9 { db eval { SELECT count(*) FROM t1 UNION ALL SELECT a FROM t1 WHERE a>=85; ROLLBACK; } } {94 85 86 87 88 89 93 94 95 96 98} do_test where9-6.3.1 { count_steps { BEGIN; DELETE FROM t1 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) OR (b NOT NULL AND c IS NULL AND d NOT NULL) OR (b NOT NULL AND c NOT NULL AND d IS NULL) } } {scan 0 sort 0} ;# DELETEs rows 90 91 92 97 do_test where9-6.3.2 { db eval { SELECT count(*) FROM t1 UNION ALL SELECT a FROM t1 WHERE a BETWEEN 85 AND 100; ROLLBACK; } } {95 85 86 87 88 89 93 94 95 96 98 99} do_test where9-6.3.3 { count_steps { BEGIN; UPDATE t1 SET a=a+100 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) OR (b NOT NULL AND c IS NULL AND d NOT NULL) OR (b NOT NULL AND c NOT NULL AND d IS NULL) } } {scan 0 sort 0} ;# Add 100 to rowids 90 91 92 97 do_test where9-6.3.4 { db eval { SELECT count(*) FROM t1 UNION ALL SELECT a FROM t1 WHERE a BETWEEN 85 AND 200; ROLLBACK; } } {99 85 86 87 88 89 93 94 95 96 98 99 190 191 192 197} do_test where9-6.3.5 { count_steps { BEGIN; DELETE FROM t1 WHERE (+b IS NULL AND c NOT NULL AND d NOT NULL) OR (b NOT NULL AND c IS NULL AND d NOT NULL) OR (b NOT NULL AND c NOT NULL AND d IS NULL) } } {scan 98 sort 0} ;# DELETEs rows 90 91 92 97 do_test where9-6.3.6 { db eval { SELECT count(*) FROM t1 UNION ALL SELECT a FROM t1 WHERE a BETWEEN 85 AND 100; ROLLBACK; } } {95 85 86 87 88 89 93 94 95 96 98 99} do_test where9-6.3.7 { count_steps { BEGIN; UPDATE t1 SET a=a+100 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) OR (b NOT NULL AND +c IS NULL AND d NOT NULL) OR (b NOT NULL AND c NOT NULL AND d IS NULL) } } {scan 98 sort 0} ;# Add 100 to rowids 90 91 92 97 do_test where9-6.3.8 { db eval { SELECT count(*) FROM t1 UNION ALL SELECT a FROM t1 WHERE a BETWEEN 85 AND 100; ROLLBACK; } } {99 85 86 87 88 89 93 94 95 96 98 99} do_test where9-6.4.1 { count_steps { BEGIN; DELETE FROM t1 WHERE (b>=950 AND b<=1010) OR (b IS NULL AND c NOT NULL) } } {scan 0 sort 0} ;# DELETE rows 87 88 89 90 91 do_test where9-6.4.2 { db eval { SELECT count(*) FROM t1 UNION ALL SELECT a FROM t1 WHERE a BETWEEN 85 AND 100; ROLLBACK; } } {94 85 86 92 93 94 95 96 97 98 99} do_test where9-6.4.3 { count_steps { BEGIN; UPDATE t1 SET a=a+100 WHERE (b>=950 AND b<=1010) OR (b IS NULL AND c NOT NULL) } } {scan 0 sort 0} ;# Add 100 to rowids 87 88 89 90 91 do_test where9-6.4.4 { db eval { SELECT count(*) FROM t1 UNION ALL SELECT a FROM t1 WHERE a BETWEEN 85 AND 100; ROLLBACK; } } {99 85 86 92 93 94 95 96 97 98 99} do_test where9-6.5.1 { count_steps { BEGIN; DELETE FROM t1 WHERE a=83 OR b=913 OR c=28028 OR (d>=82 AND d<83) OR (e>2802 AND e<2803) OR f='fghijklmn' OR g='hgfedcb' } } {scan 0 sort 0} ;# DELETE rows 5 31 57 82 83 84 85 86 87 do_test where9-6.5.2 { db eval { SELECT count(*) FROM t1 UNION ALL SELECT a FROM t1 WHERE a IN (5,31,57,82,83,84,85,86,87); ROLLBACK; } } {90} do_test where9-6.5.3 { count_steps { BEGIN; UPDATE t1 SET a=a+100 WHERE a=83 OR b=913 OR c=28028 OR (d>=82 AND d<83) OR (e>2802 AND e<2803) OR f='fghijklmn' OR g='hgfedcb' } } {scan 0 sort 0} ;# Add 100 to rowids 5 31 57 82 83 84 85 86 87 do_test where9-6.5.4 { db eval { SELECT count(*) FROM t1 UNION ALL SELECT a FROM t1 WHERE a%100 IN (5,31,57,82,83,84,85,86,87) ORDER BY rowid; ROLLBACK; } } {99 105 131 157 182 183 184 185 186 187} do_test where9-6.6.1 { count_steps { BEGIN; DELETE FROM t1 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) OR (b NOT NULL AND +c IS NULL AND d NOT NULL) OR (b NOT NULL AND c NOT NULL AND d IS NULL) } } {scan 98 sort 0} ;# DELETEs rows 90 91 92 97 do_test where9-6.6.2 { db eval { SELECT count(*) FROM t1 UNION ALL SELECT a FROM t1 WHERE a BETWEEN 85 AND 100; ROLLBACK; } } {95 85 86 87 88 89 93 94 95 96 98 99} do_test where9-6.6.3 { count_steps { BEGIN; UPDATE t1 SET a=a+100 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) OR (b NOT NULL AND +c IS NULL AND d NOT NULL) OR (b NOT NULL AND c NOT NULL AND d IS NULL) } } {scan 98 sort 0} ;# Add 100 to rowids 90 91 92 97 do_test where9-6.6.4 { db eval { SELECT count(*) FROM t1 UNION ALL SELECT a FROM t1 WHERE a BETWEEN 85 AND 200; ROLLBACK; } } {99 85 86 87 88 89 93 94 95 96 98 99 190 191 192 197} do_test where9-6.7.1 { count_steps { BEGIN; DELETE FROM t1 NOT INDEXED WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) OR (b NOT NULL AND c IS NULL AND d NOT NULL) OR (b NOT NULL AND c NOT NULL AND d IS NULL) } } {scan 98 sort 0} ;# DELETEs rows 90 91 92 97 do_test where9-6.7.2 { db eval { SELECT count(*) FROM t1 UNION ALL SELECT a FROM t1 WHERE a BETWEEN 85 AND 100; ROLLBACK; } } {95 85 86 87 88 89 93 94 95 96 98 99} do_test where9-6.7.3 { count_steps { BEGIN; UPDATE t1 NOT INDEXED SET a=a+100 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) OR (b NOT NULL AND c IS NULL AND d NOT NULL) OR (b NOT NULL AND c NOT NULL AND d IS NULL) } } {scan 98 sort 0} ;# Add 100 to rowids 90 91 92 97 do_test where9-6.7.4 { db eval { SELECT count(*) FROM t1 UNION ALL SELECT a FROM t1 WHERE a BETWEEN 85 AND 200; ROLLBACK; } } {99 85 86 87 88 89 93 94 95 96 98 99 190 191 192 197} do_test where9-6.8.1 { catchsql { DELETE FROM t1 INDEXED BY t1b WHERE (+b IS NULL AND c NOT NULL AND d NOT NULL) OR (b NOT NULL AND c IS NULL AND d NOT NULL) OR (b NOT NULL AND c NOT NULL AND d IS NULL) } } {1 {no query solution}} do_test where9-6.8.2 { catchsql { UPDATE t1 INDEXED BY t1b SET a=a+100 WHERE (+b IS NULL AND c NOT NULL AND d NOT NULL) OR (b NOT NULL AND c IS NULL AND d NOT NULL) OR (b NOT NULL AND c NOT NULL AND d IS NULL) } } {1 {no query solution}} ifcapable stat3 { # When STAT3 is enabled, the "b NOT NULL" terms get translated # into b>NULL, which can be satified by the index t1b. It is a very # expensive way to do the query, but it works, and so a solution is possible. do_test where9-6.8.3-stat3 { catchsql { UPDATE t1 INDEXED BY t1b SET a=a+100 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) OR (b NOT NULL AND c IS NULL AND d NOT NULL) OR (b NOT NULL AND c NOT NULL AND d IS NULL) } } {0 {}} do_test where9-6.8.4-stat3 { catchsql { DELETE FROM t1 INDEXED BY t1b WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) OR (b NOT NULL AND c IS NULL AND d NOT NULL) OR (b NOT NULL AND c NOT NULL AND d IS NULL) } } {0 {}} } else { do_test where9-6.8.3 { catchsql { UPDATE t1 INDEXED BY t1b SET a=a+100 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) OR (b NOT NULL AND c IS NULL AND d NOT NULL) OR (b NOT NULL AND c NOT NULL AND d IS NULL) } } {1 {no query solution}} do_test where9-6.8.4 { catchsql { DELETE FROM t1 INDEXED BY t1b WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) OR (b NOT NULL AND c IS NULL AND d NOT NULL) OR (b NOT NULL AND c NOT NULL AND d IS NULL) } } {1 {no query solution}} } ############################################################################ # Test cases where terms inside an OR series are combined with AND terms # external to the OR clause. In other words, cases where # # x AND (y OR z) # # is able to use indices on x,y and x,z, or indices y,x and z,x. # do_test where9-7.0 { execsql { CREATE TABLE t5(a, b, c, d, e, f, g, x, y); INSERT INTO t5 SELECT a, b, c, e, d, f, g, CASE WHEN (a&1)!=0 THEN 'y' ELSE 'n' END, CASE WHEN (a&2)!=0 THEN 'y' ELSE 'n' END FROM t1; CREATE INDEX t5xb ON t5(x, b); CREATE INDEX t5xc ON t5(x, c); CREATE INDEX t5xd ON t5(x, d); CREATE INDEX t5xe ON t5(x, e); CREATE INDEX t5xf ON t5(x, f); CREATE INDEX t5xg ON t5(x, g); CREATE INDEX t5yb ON t5(y, b); CREATE INDEX t5yc ON t5(y, c); CREATE INDEX t5yd ON t5(y, d); CREATE INDEX t5ye ON t5(y, e); CREATE INDEX t5yf ON t5(y, f); CREATE INDEX t5yg ON t5(y, g); CREATE TABLE t6(a, b, c, e, d, f, g, x, y); INSERT INTO t6 SELECT * FROM t5; ANALYZE t5; } } {} do_test where9-7.1.1 { count_steps { SELECT a FROM t5 WHERE x='y' AND (b=913 OR c=27027) ORDER BY a; } } {79 81 83 scan 0 sort 1} do_test where9-7.1.2 { execsql { SELECT a FROM t6 WHERE x='y' AND (b=913 OR c=27027) ORDER BY a; } } {79 81 83} do_test where9-7.1.3 { count_steps { SELECT a FROM t5 WHERE x='n' AND (b=913 OR c=27027) ORDER BY a; } } {80 scan 0 sort 1} do_test where9-7.1.4 { execsql { SELECT a FROM t6 WHERE x='n' AND (b=913 OR c=27027) ORDER BY a; } } {80} do_test where9-7.2.1 { count_steps { SELECT a FROM t5 WHERE (x='y' OR y='y') AND b=913 ORDER BY a; } } {83 scan 0 sort 1} do_test where9-7.2.2 { execsql { SELECT a FROM t6 WHERE (x='y' OR y='y') AND b=913 ORDER BY a; } } {83} do_test where9-7.3.1 { count_steps { SELECT a FROM t5 WHERE (x='y' OR y='y') AND c=27027 ORDER BY a; } } {79 81 scan 0 sort 1} do_test where9-7.3.2 { execsql { SELECT a FROM t6 WHERE (x='y' OR y='y') AND c=27027 ORDER BY a; } } {79 81} # Fix for ticket [b7c8682cc17f32903f03a610bd0d35ffd3c1e6e4] # "Incorrect result from LEFT JOIN with OR in the WHERE clause" # do_test where9-8.1 { db eval { CREATE TABLE t81(a INTEGER PRIMARY KEY, b, c, d); CREATE TABLE t82(x INTEGER PRIMARY KEY, y); CREATE TABLE t83(p INTEGER PRIMARY KEY, q); INSERT INTO t81 VALUES(2,3,4,5); INSERT INTO t81 VALUES(3,4,5,6); INSERT INTO t82 VALUES(2,4); INSERT INTO t83 VALUES(5,55); SELECT * FROM t81 LEFT JOIN t82 ON y=b JOIN t83 WHERE c==p OR d==p ORDER BY +a; } } {2 3 4 5 {} {} 5 55 3 4 5 6 2 4 5 55} do_test where9-8.2 { db eval { SELECT * FROM t81 LEFT JOIN (t82) ON y=b JOIN t83 WHERE c==p OR d==p ORDER BY +a; } } {2 3 4 5 {} {} 5 55 3 4 5 6 2 4 5 55} do_test where9-8.3 { db eval { SELECT * FROM (t81) LEFT JOIN (main.t82) ON y=b JOIN t83 WHERE c==p OR d==p ORDER BY +a; } } {2 3 4 5 {} {} 5 55 3 4 5 6 2 4 5 55} # Fix for ticket [f2369304e47167e3e644e2f1fe9736063391d7b7] # Incorrect results when OR is used in the ON clause of a LEFT JOIN # do_test where9-9.1 { db eval { CREATE TABLE t91(x); INSERT INTO t91 VALUES(1); CREATE TABLE t92(y INTEGER PRIMARY KEY,a,b); INSERT INTO t92 VALUES(1,2,3); SELECT 1 FROM t91 LEFT JOIN t92 ON a=2 OR b=3; SELECT 2 FROM t91 LEFT JOIN t92 ON a=2 AND b=3; SELECT 3 FROM t91 LEFT JOIN t92 ON (a=2 OR b=3) AND y IS NULL; SELECT 4 FROM t91 LEFT JOIN t92 ON (a=2 AND b=3) AND y IS NULL; CREATE TEMP TABLE x9 AS SELECT * FROM t91 LEFT JOIN t92 ON a=2 OR b=3; SELECT 5 FROM x9 WHERE y IS NULL; SELECT 6 FROM t91 LEFT JOIN t92 ON a=2 OR b=3 WHERE y IS NULL; SELECT 7 FROM t91 LEFT JOIN t92 ON a=2 AND b=3 WHERE y IS NULL; SELECT 8 FROM t91 LEFT JOIN t92 ON a=22 OR b=33 WHERE y IS NULL; SELECT 9 FROM t91 LEFT JOIN t92 ON a=22 AND b=33 WHERE y IS NULL; } } {1 2 3 4 8 9} finish_test