1# 2008 December 30 2# 3# The author disclaims copyright to this source code. In place of 4# a legal notice, here is a blessing: 5# 6# May you do good and not evil. 7# May you find forgiveness for yourself and forgive others. 8# May you share freely, never taking more than you give. 9# 10#*********************************************************************** 11# This file implements regression tests for SQLite library. The 12# focus of this file is testing the multi-index OR clause optimizer. 13# 14 15set testdir [file dirname $argv0] 16source $testdir/tester.tcl 17 18ifcapable !or_opt||!compound { 19 finish_test 20 return 21} 22 23# Evaluate SQL. Return the result set followed by the 24# and the number of full-scan steps. 25# 26proc count_steps {sql} { 27 set r [db eval $sql] 28 lappend r scan [db status step] sort [db status sort] 29} 30 31 32# Construct test data. 33# 34do_test where9-1.1 { 35 db eval { 36 CREATE TABLE t1(a INTEGER PRIMARY KEY,b,c,d,e,f,g); 37 INSERT INTO t1 VALUES(1,11,1001,1.001,100.1,'bcdefghij','yxwvuts'); 38 INSERT INTO t1 VALUES(2,22,1001,2.002,100.1,'cdefghijk','yxwvuts'); 39 INSERT INTO t1 VALUES(3,33,1001,3.003,100.1,'defghijkl','xwvutsr'); 40 INSERT INTO t1 VALUES(4,44,2002,4.004,200.2,'efghijklm','xwvutsr'); 41 INSERT INTO t1 VALUES(5,55,2002,5.005,200.2,'fghijklmn','xwvutsr'); 42 INSERT INTO t1 VALUES(6,66,2002,6.006,200.2,'ghijklmno','xwvutsr'); 43 INSERT INTO t1 VALUES(7,77,3003,7.007,300.3,'hijklmnop','xwvutsr'); 44 INSERT INTO t1 VALUES(8,88,3003,8.008,300.3,'ijklmnopq','wvutsrq'); 45 INSERT INTO t1 VALUES(9,99,3003,9.009,300.3,'jklmnopqr','wvutsrq'); 46 INSERT INTO t1 VALUES(10,110,4004,10.01,400.4,'klmnopqrs','wvutsrq'); 47 INSERT INTO t1 VALUES(11,121,4004,11.011,400.4,'lmnopqrst','wvutsrq'); 48 INSERT INTO t1 VALUES(12,132,4004,12.012,400.4,'mnopqrstu','wvutsrq'); 49 INSERT INTO t1 VALUES(13,143,5005,13.013,500.5,'nopqrstuv','vutsrqp'); 50 INSERT INTO t1 VALUES(14,154,5005,14.014,500.5,'opqrstuvw','vutsrqp'); 51 INSERT INTO t1 VALUES(15,165,5005,15.015,500.5,'pqrstuvwx','vutsrqp'); 52 INSERT INTO t1 VALUES(16,176,6006,16.016,600.6,'qrstuvwxy','vutsrqp'); 53 INSERT INTO t1 VALUES(17,187,6006,17.017,600.6,'rstuvwxyz','vutsrqp'); 54 INSERT INTO t1 VALUES(18,198,6006,18.018,600.6,'stuvwxyza','utsrqpo'); 55 INSERT INTO t1 VALUES(19,209,7007,19.019,700.7,'tuvwxyzab','utsrqpo'); 56 INSERT INTO t1 VALUES(20,220,7007,20.02,700.7,'uvwxyzabc','utsrqpo'); 57 INSERT INTO t1 VALUES(21,231,7007,21.021,700.7,'vwxyzabcd','utsrqpo'); 58 INSERT INTO t1 VALUES(22,242,8008,22.022,800.8,'wxyzabcde','utsrqpo'); 59 INSERT INTO t1 VALUES(23,253,8008,23.023,800.8,'xyzabcdef','tsrqpon'); 60 INSERT INTO t1 VALUES(24,264,8008,24.024,800.8,'yzabcdefg','tsrqpon'); 61 INSERT INTO t1 VALUES(25,275,9009,25.025,900.9,'zabcdefgh','tsrqpon'); 62 INSERT INTO t1 VALUES(26,286,9009,26.026,900.9,'abcdefghi','tsrqpon'); 63 INSERT INTO t1 VALUES(27,297,9009,27.027,900.9,'bcdefghij','tsrqpon'); 64 INSERT INTO t1 VALUES(28,308,10010,28.028,1001.0,'cdefghijk','srqponm'); 65 INSERT INTO t1 VALUES(29,319,10010,29.029,1001.0,'defghijkl','srqponm'); 66 INSERT INTO t1 VALUES(30,330,10010,30.03,1001.0,'efghijklm','srqponm'); 67 INSERT INTO t1 VALUES(31,341,11011,31.031,1101.1,'fghijklmn','srqponm'); 68 INSERT INTO t1 VALUES(32,352,11011,32.032,1101.1,'ghijklmno','srqponm'); 69 INSERT INTO t1 VALUES(33,363,11011,33.033,1101.1,'hijklmnop','rqponml'); 70 INSERT INTO t1 VALUES(34,374,12012,34.034,1201.2,'ijklmnopq','rqponml'); 71 INSERT INTO t1 VALUES(35,385,12012,35.035,1201.2,'jklmnopqr','rqponml'); 72 INSERT INTO t1 VALUES(36,396,12012,36.036,1201.2,'klmnopqrs','rqponml'); 73 INSERT INTO t1 VALUES(37,407,13013,37.037,1301.3,'lmnopqrst','rqponml'); 74 INSERT INTO t1 VALUES(38,418,13013,38.038,1301.3,'mnopqrstu','qponmlk'); 75 INSERT INTO t1 VALUES(39,429,13013,39.039,1301.3,'nopqrstuv','qponmlk'); 76 INSERT INTO t1 VALUES(40,440,14014,40.04,1401.4,'opqrstuvw','qponmlk'); 77 INSERT INTO t1 VALUES(41,451,14014,41.041,1401.4,'pqrstuvwx','qponmlk'); 78 INSERT INTO t1 VALUES(42,462,14014,42.042,1401.4,'qrstuvwxy','qponmlk'); 79 INSERT INTO t1 VALUES(43,473,15015,43.043,1501.5,'rstuvwxyz','ponmlkj'); 80 INSERT INTO t1 VALUES(44,484,15015,44.044,1501.5,'stuvwxyza','ponmlkj'); 81 INSERT INTO t1 VALUES(45,495,15015,45.045,1501.5,'tuvwxyzab','ponmlkj'); 82 INSERT INTO t1 VALUES(46,506,16016,46.046,1601.6,'uvwxyzabc','ponmlkj'); 83 INSERT INTO t1 VALUES(47,517,16016,47.047,1601.6,'vwxyzabcd','ponmlkj'); 84 INSERT INTO t1 VALUES(48,528,16016,48.048,1601.6,'wxyzabcde','onmlkji'); 85 INSERT INTO t1 VALUES(49,539,17017,49.049,1701.7,'xyzabcdef','onmlkji'); 86 INSERT INTO t1 VALUES(50,550,17017,50.05,1701.7,'yzabcdefg','onmlkji'); 87 INSERT INTO t1 VALUES(51,561,17017,51.051,1701.7,'zabcdefgh','onmlkji'); 88 INSERT INTO t1 VALUES(52,572,18018,52.052,1801.8,'abcdefghi','onmlkji'); 89 INSERT INTO t1 VALUES(53,583,18018,53.053,1801.8,'bcdefghij','nmlkjih'); 90 INSERT INTO t1 VALUES(54,594,18018,54.054,1801.8,'cdefghijk','nmlkjih'); 91 INSERT INTO t1 VALUES(55,605,19019,55.055,1901.9,'defghijkl','nmlkjih'); 92 INSERT INTO t1 VALUES(56,616,19019,56.056,1901.9,'efghijklm','nmlkjih'); 93 INSERT INTO t1 VALUES(57,627,19019,57.057,1901.9,'fghijklmn','nmlkjih'); 94 INSERT INTO t1 VALUES(58,638,20020,58.058,2002.0,'ghijklmno','mlkjihg'); 95 INSERT INTO t1 VALUES(59,649,20020,59.059,2002.0,'hijklmnop','mlkjihg'); 96 INSERT INTO t1 VALUES(60,660,20020,60.06,2002.0,'ijklmnopq','mlkjihg'); 97 INSERT INTO t1 VALUES(61,671,21021,61.061,2102.1,'jklmnopqr','mlkjihg'); 98 INSERT INTO t1 VALUES(62,682,21021,62.062,2102.1,'klmnopqrs','mlkjihg'); 99 INSERT INTO t1 VALUES(63,693,21021,63.063,2102.1,'lmnopqrst','lkjihgf'); 100 INSERT INTO t1 VALUES(64,704,22022,64.064,2202.2,'mnopqrstu','lkjihgf'); 101 INSERT INTO t1 VALUES(65,715,22022,65.065,2202.2,'nopqrstuv','lkjihgf'); 102 INSERT INTO t1 VALUES(66,726,22022,66.066,2202.2,'opqrstuvw','lkjihgf'); 103 INSERT INTO t1 VALUES(67,737,23023,67.067,2302.3,'pqrstuvwx','lkjihgf'); 104 INSERT INTO t1 VALUES(68,748,23023,68.068,2302.3,'qrstuvwxy','kjihgfe'); 105 INSERT INTO t1 VALUES(69,759,23023,69.069,2302.3,'rstuvwxyz','kjihgfe'); 106 INSERT INTO t1 VALUES(70,770,24024,70.07,2402.4,'stuvwxyza','kjihgfe'); 107 INSERT INTO t1 VALUES(71,781,24024,71.071,2402.4,'tuvwxyzab','kjihgfe'); 108 INSERT INTO t1 VALUES(72,792,24024,72.072,2402.4,'uvwxyzabc','kjihgfe'); 109 INSERT INTO t1 VALUES(73,803,25025,73.073,2502.5,'vwxyzabcd','jihgfed'); 110 INSERT INTO t1 VALUES(74,814,25025,74.074,2502.5,'wxyzabcde','jihgfed'); 111 INSERT INTO t1 VALUES(75,825,25025,75.075,2502.5,'xyzabcdef','jihgfed'); 112 INSERT INTO t1 VALUES(76,836,26026,76.076,2602.6,'yzabcdefg','jihgfed'); 113 INSERT INTO t1 VALUES(77,847,26026,77.077,2602.6,'zabcdefgh','jihgfed'); 114 INSERT INTO t1 VALUES(78,858,26026,78.078,2602.6,'abcdefghi','ihgfedc'); 115 INSERT INTO t1 VALUES(79,869,27027,79.079,2702.7,'bcdefghij','ihgfedc'); 116 INSERT INTO t1 VALUES(80,880,27027,80.08,2702.7,'cdefghijk','ihgfedc'); 117 INSERT INTO t1 VALUES(81,891,27027,81.081,2702.7,'defghijkl','ihgfedc'); 118 INSERT INTO t1 VALUES(82,902,28028,82.082,2802.8,'efghijklm','ihgfedc'); 119 INSERT INTO t1 VALUES(83,913,28028,83.083,2802.8,'fghijklmn','hgfedcb'); 120 INSERT INTO t1 VALUES(84,924,28028,84.084,2802.8,'ghijklmno','hgfedcb'); 121 INSERT INTO t1 VALUES(85,935,29029,85.085,2902.9,'hijklmnop','hgfedcb'); 122 INSERT INTO t1 VALUES(86,946,29029,86.086,2902.9,'ijklmnopq','hgfedcb'); 123 INSERT INTO t1 VALUES(87,957,29029,87.087,2902.9,'jklmnopqr','hgfedcb'); 124 INSERT INTO t1 VALUES(88,968,30030,88.088,3003.0,'klmnopqrs','gfedcba'); 125 INSERT INTO t1 VALUES(89,979,30030,89.089,3003.0,'lmnopqrst','gfedcba'); 126 INSERT INTO t1 VALUES(90,NULL,30030,90.09,3003.0,'mnopqrstu','gfedcba'); 127 INSERT INTO t1 VALUES(91,1001,NULL,91.091,3103.1,'nopqrstuv','gfedcba'); 128 INSERT INTO t1 VALUES(92,1012,31031,NULL,3103.1,'opqrstuvw','gfedcba'); 129 INSERT INTO t1 VALUES(93,1023,31031,93.093,NULL,'pqrstuvwx','fedcbaz'); 130 INSERT INTO t1 VALUES(94,1034,32032,94.094,3203.2,NULL,'fedcbaz'); 131 INSERT INTO t1 VALUES(95,1045,32032,95.095,3203.2,'rstuvwxyz',NULL); 132 INSERT INTO t1 VALUES(96,NULL,NULL,96.096,3203.2,'stuvwxyza','fedcbaz'); 133 INSERT INTO t1 VALUES(97,1067,33033,NULL,NULL,'tuvwxyzab','fedcbaz'); 134 INSERT INTO t1 VALUES(98,1078,33033,98.098,3303.3,NULL,NULL); 135 INSERT INTO t1 VALUES(99,NULL,NULL,NULL,NULL,NULL,NULL); 136 CREATE INDEX t1b ON t1(b); 137 CREATE INDEX t1c ON t1(c); 138 CREATE INDEX t1d ON t1(d); 139 CREATE INDEX t1e ON t1(e); 140 CREATE INDEX t1f ON t1(f); 141 CREATE INDEX t1g ON t1(g); 142 CREATE TABLE t2(a INTEGER PRIMARY KEY,b,c,d,e,f,g); 143 INSERT INTO t2 SELECT * FROM t1; 144 CREATE INDEX t2b ON t2(b,c); 145 CREATE INDEX t2c ON t2(c,e); 146 CREATE INDEX t2d ON t2(d,g); 147 CREATE INDEX t2e ON t2(e,f,g); 148 CREATE INDEX t2f ON t2(f,b,d,c); 149 CREATE INDEX t2g ON t2(g,f); 150 CREATE TABLE t3(x,y); 151 INSERT INTO t3 VALUES(1,80); 152 INSERT INTO t3 VALUES(2,80); 153 CREATE TABLE t4(a INTEGER PRIMARY KEY,b,c,d,e,f,g); 154 INSERT INTO t4 SELECT * FROM t1; 155 CREATE INDEX t4b ON t4(b); 156 CREATE INDEX t4c ON t4(c); 157 } 158} {} 159 160do_test where9-1.2.1 { 161 count_steps { 162 SELECT a FROM t1 163 WHERE b IS NULL 164 OR c IS NULL 165 OR d IS NULL 166 ORDER BY a 167 } 168} {90 91 92 96 97 99 scan 0 sort 1} 169do_test where9-1.2.2 { 170 count_steps { 171 SELECT a FROM t1 172 WHERE +b IS NULL 173 OR c IS NULL 174 OR d IS NULL 175 ORDER BY a 176 } 177} {90 91 92 96 97 99 scan 98 sort 0} 178do_test where9-1.2.3 { 179 count_steps { 180 SELECT a FROM t1 181 WHERE b IS NULL 182 OR +c IS NULL 183 OR d IS NULL 184 ORDER BY a 185 } 186} {90 91 92 96 97 99 scan 98 sort 0} 187do_test where9-1.2.4 { 188 count_steps { 189 SELECT a FROM t1 190 WHERE b IS NULL 191 OR c IS NULL 192 OR +d IS NULL 193 ORDER BY a 194 } 195} {90 91 92 96 97 99 scan 98 sort 0} 196do_test where9-1.2.5 { 197 count_steps { 198 SELECT a FROM t4 199 WHERE b IS NULL 200 OR c IS NULL 201 OR d IS NULL 202 ORDER BY a 203 } 204} {90 91 92 96 97 99 scan 98 sort 0} 205 206do_test where9-1.3.1 { 207 count_steps { 208 SELECT a FROM t1 209 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) 210 OR (b NOT NULL AND c IS NULL AND d NOT NULL) 211 OR (b NOT NULL AND c NOT NULL AND d IS NULL) 212 ORDER BY a 213 } 214} {90 91 92 97 scan 0 sort 1} 215do_test where9-1.3.2 { 216 count_steps { 217 SELECT a FROM t4 218 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) 219 OR (b NOT NULL AND c IS NULL AND d NOT NULL) 220 OR (b NOT NULL AND c NOT NULL AND d IS NULL) 221 ORDER BY a 222 } 223} {90 91 92 97 scan 98 sort 0} 224do_test where9-1.3.3 { 225 count_steps { 226 SELECT a FROM t4 227 WHERE (b NOT NULL AND c NOT NULL AND d IS NULL) 228 OR (b IS NULL AND c NOT NULL AND d NOT NULL) 229 OR (b NOT NULL AND c IS NULL AND d NOT NULL) 230 ORDER BY a 231 } 232} {90 91 92 97 scan 98 sort 0} 233do_test where9-1.3.4 { 234 count_steps { 235 SELECT a FROM (t4) 236 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) 237 OR (b NOT NULL AND c NOT NULL AND d IS NULL) 238 OR (b NOT NULL AND c IS NULL AND d NOT NULL) 239 ORDER BY a 240 } 241} {90 91 92 97 scan 98 sort 0} 242 243do_test where9-1.4 { 244 count_steps { 245 SELECT a FROM t1 246 WHERE (b>=950 AND b<=1010) OR (b IS NULL AND c NOT NULL) 247 ORDER BY a 248 } 249} {87 88 89 90 91 scan 0 sort 1} 250do_test where9-1.5 { 251 # When this test was originally written, SQLite used a rowset object 252 # to optimize the "ORDER BY a" clause. Now that it is using a rowhash, 253 # this is not possible. So we have to comment out one term of the OR 254 # expression in order to prevent SQLite from deeming a full-table 255 # scan to be a better strategy than using multiple indexes, which would 256 # defeat the point of the test. 257 count_steps { 258 SELECT a FROM t1 259 WHERE a=83 260 OR b=913 261 OR c=28028 262 OR (d>=82 AND d<83) 263/* OR (e>2802 AND e<2803) */ 264 OR f='fghijklmn' 265 OR g='hgfedcb' 266 ORDER BY a 267 } 268} {5 31 57 82 83 84 85 86 87 scan 0 sort 1} 269do_test where9-1.6 { 270 count_steps { 271 SELECT a FROM t1 272 WHERE b=1012 273 OR (d IS NULL AND e IS NOT NULL) 274 } 275} {92 scan 0 sort 0} 276do_test where9-1.7 { 277 count_steps { 278 SELECT a FROM t1 279 WHERE (b=1012 OR (d IS NULL AND e IS NOT NULL)) 280 AND f!=g 281 } 282} {92 scan 0 sort 0} 283do_test where9-1.8 { 284 count_steps { 285 SELECT a FROM t1 286 WHERE (b=1012 OR (d IS NULL AND e IS NOT NULL)) 287 AND f==g 288 } 289} {scan 0 sort 0} 290 291do_test where9-2.1 { 292 count_steps { 293 SELECT t2.a FROM t1, t2 294 WHERE t1.a=80 295 AND (t1.c=t2.c OR t1.d=t2.d) 296 ORDER BY 1 297 } 298} {79 80 81 scan 0 sort 1} 299do_test where9-2.2 { 300 count_steps { 301 SELECT t2.a FROM t1, t2 302 WHERE t1.a=80 303 AND ((t1.c=t2.c AND t1.d=t2.d) OR t1.f=t2.f) 304 ORDER BY 1 305 } 306} {2 28 54 80 scan 0 sort 1} 307do_test where9-2.3 { 308 count_steps { 309 SELECT coalesce(t2.a,9999) 310 FROM t1 LEFT JOIN t2 ON (t1.c=t2.c AND t1.d=t2.d) OR t1.f=t2.f 311 WHERE t1.a=80 312 ORDER BY 1 313 } 314} {2 28 54 80 scan 0 sort 1} 315do_test where9-2.4 { 316 count_steps { 317 SELECT coalesce(t2.a,9999) 318 FROM t1 LEFT JOIN t2 ON (t1.c+1=t2.c AND t1.d=t2.d) OR (t1.f||'x')=t2.f 319 WHERE t1.a=80 320 ORDER BY 1 321 } 322} {9999 scan 0 sort 1} 323do_test where9-2.5 { 324 count_steps { 325 SELECT t1.a, coalesce(t2.a,9999) 326 FROM t1 LEFT JOIN t2 ON (t1.c=t2.c AND t1.d=t2.d) OR (t1.f)=t2.f 327 WHERE t1.a=80 OR t1.b=880 OR (t1.c=27027 AND round(t1.d)==80) 328 ORDER BY 1 329 } 330} {80 80 80 2 80 28 80 54 scan 0 sort 1} 331do_test where9-2.6 { 332 count_steps { 333 SELECT t1.a, coalesce(t2.a,9999) 334 FROM t1 LEFT JOIN t2 ON (t1.c+1=t2.c AND t1.d=t2.d) OR (t1.f||'x')=t2.f 335 WHERE t1.a=80 OR t1.b=880 OR (t1.c=27027 AND round(t1.d)==80) 336 ORDER BY 1 337 } 338} {80 9999 scan 0 sort 1} 339do_test where9-2.7 { 340 count_steps { 341 SELECT t3.x, t1.a, coalesce(t2.a,9999) 342 FROM t3 JOIN 343 t1 LEFT JOIN t2 ON (t1.c+1=t2.c AND t1.d=t2.d) OR (t1.f||'x')=t2.f 344 WHERE t1.a=t3.y OR t1.b=t3.y*11 OR (t1.c=27027 AND round(t1.d)==80) 345 ORDER BY 1, 2 346 } 347} {1 80 9999 2 80 9999 scan 1 sort 1} 348do_test where9-2.8 { 349 count_steps { 350 SELECT t3.x, t1.a, coalesce(t2.a,9999) 351 FROM t3 JOIN 352 t1 LEFT JOIN t2 ON (t1.c=t2.c AND t1.d=t2.d) OR (t1.f)=t2.f 353 WHERE t1.a=t3.y OR t1.b=t3.y*11 OR (t1.c=27027 AND round(t1.d)==80) 354 ORDER BY 1, 2, 3 355 } 356} {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} 357 358 359ifcapable explain { 360 do_execsql_test where9-3.1 { 361 EXPLAIN QUERY PLAN 362 SELECT t2.a FROM t1, t2 363 WHERE t1.a=80 AND ((t1.c=t2.c AND t1.d=t2.d) OR t1.f=t2.f) 364 } { 365 0 0 0 {SEARCH TABLE t1 USING INTEGER PRIMARY KEY (rowid=?)} 366 0 1 1 {SEARCH TABLE t2 USING INDEX t2d (d=?)} 367 0 1 1 {SEARCH TABLE t2 USING COVERING INDEX t2f (f=?)} 368 } 369 do_execsql_test where9-3.2 { 370 EXPLAIN QUERY PLAN 371 SELECT coalesce(t2.a,9999) 372 FROM t1 LEFT JOIN t2 ON (t1.c+1=t2.c AND t1.d=t2.d) OR (t1.f||'x')=t2.f 373 WHERE t1.a=80 374 } { 375 0 0 0 {SEARCH TABLE t1 USING INTEGER PRIMARY KEY (rowid=?)} 376 0 1 1 {SEARCH TABLE t2 USING INDEX t2d (d=?)} 377 0 1 1 {SEARCH TABLE t2 USING COVERING INDEX t2f (f=?)} 378 } 379} 380 381# Make sure that INDEXED BY and multi-index OR clauses play well with 382# one another. 383# 384do_test where9-4.1 { 385 count_steps { 386 SELECT a FROM t1 387 WHERE b>1000 388 AND (c=31031 OR d IS NULL) 389 ORDER BY +a 390 } 391} {92 93 97 scan 0 sort 1} 392do_test where9-4.2 { 393 count_steps { 394 SELECT a FROM t1 395 WHERE b>1000 396 AND (c=31031 OR +d IS NULL) 397 ORDER BY +a 398 } 399} {92 93 97 scan 0 sort 1} 400do_test where9-4.3 { 401 count_steps { 402 SELECT a FROM t1 403 WHERE +b>1000 404 AND (c=31031 OR d IS NULL) 405 ORDER BY +a 406 } 407} {92 93 97 scan 0 sort 1} 408do_test where9-4.4 { 409 count_steps { 410 SELECT a FROM t1 INDEXED BY t1b 411 WHERE b>1000 412 AND (c=31031 OR d IS NULL) 413 ORDER BY +a 414 } 415} {92 93 97 scan 0 sort 1} 416do_test where9-4.5 { 417 catchsql { 418 SELECT a FROM t1 INDEXED BY t1b 419 WHERE +b>1000 420 AND (c=31031 OR d IS NULL) 421 ORDER BY +a 422 } 423} {1 {no query solution}} 424do_test where9-4.6 { 425 count_steps { 426 SELECT a FROM t1 NOT INDEXED 427 WHERE b>1000 428 AND (c=31031 OR d IS NULL) 429 ORDER BY +a 430 } 431} {92 93 97 scan 98 sort 1} 432do_test where9-4.7 { 433 catchsql { 434 SELECT a FROM t1 INDEXED BY t1c 435 WHERE b>1000 436 AND (c=31031 OR d IS NULL) 437 ORDER BY +a 438 } 439} {1 {no query solution}} 440do_test where9-4.8 { 441 catchsql { 442 SELECT a FROM t1 INDEXED BY t1d 443 WHERE b>1000 444 AND (c=31031 OR d IS NULL) 445 ORDER BY +a 446 } 447} {1 {no query solution}} 448 449ifcapable explain { 450 # The (c=31031 OR d IS NULL) clause is preferred over b>1000 because 451 # the former is an equality test which is expected to return fewer rows. 452 # 453 do_execsql_test where9-5.1 { 454 EXPLAIN QUERY PLAN SELECT a FROM t1 WHERE b>1000 AND (c=31031 OR d IS NULL) 455 } { 456 0 0 0 {SEARCH TABLE t1 USING INDEX t1c (c=?)} 457 0 0 0 {SEARCH TABLE t1 USING INDEX t1d (d=?)} 458 } 459 460 # In contrast, b=1000 is preferred over any OR-clause. 461 # 462 do_execsql_test where9-5.2 { 463 EXPLAIN QUERY PLAN SELECT a FROM t1 WHERE b=1000 AND (c=31031 OR d IS NULL) 464 } { 465 0 0 0 {SEARCH TABLE t1 USING INDEX t1b (b=?)} 466 } 467 468 # Likewise, inequalities in an AND are preferred over inequalities in 469 # an OR. 470 # 471 do_execsql_test where9-5.3 { 472 EXPLAIN QUERY PLAN SELECT a FROM t1 WHERE b>1000 AND (c>=31031 OR d IS NULL) 473 } { 474 0 0 0 {SEARCH TABLE t1 USING INDEX t1b (b>?)} 475 } 476} 477 478############################################################################ 479# Make sure OR-clauses work correctly on UPDATE and DELETE statements. 480 481do_test where9-6.2.1 { 482 db eval {SELECT count(*) FROM t1 UNION ALL SELECT a FROM t1 WHERE a>=85} 483} {99 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99} 484 485do_test where9-6.2.2 { ;# Deletes entries 90 91 92 96 97 99 486 count_steps { 487 BEGIN; 488 DELETE FROM t1 489 WHERE b IS NULL 490 OR c IS NULL 491 OR d IS NULL 492 } 493} {scan 0 sort 0} 494 495do_test where9-6.2.3 { 496 db eval { 497 SELECT count(*) FROM t1 UNION ALL 498 SELECT a FROM t1 WHERE a>=85; 499 ROLLBACK; 500 } 501} {93 85 86 87 88 89 93 94 95 98} 502 503do_test where9-6.2.4 { ;# Deletes entries 90 91 92 96 97 99 504 count_steps { 505 BEGIN; 506 DELETE FROM t1 507 WHERE +b IS NULL 508 OR c IS NULL 509 OR d IS NULL 510 } 511} {scan 98 sort 0} 512 513do_test where9-6.2.5 { 514 db eval { 515 SELECT count(*) FROM t1 UNION ALL 516 SELECT a FROM t1 WHERE a>=85; 517 ROLLBACK; 518 } 519} {93 85 86 87 88 89 93 94 95 98} 520 521do_test where9-6.2.6 { 522 count_steps { 523 BEGIN; 524 UPDATE t1 SET a=a+100 525 WHERE (b IS NULL 526 OR c IS NULL 527 OR d IS NULL) 528 AND a!=92 529 AND a!=97 530 } 531} {scan 0 sort 0} ;# Add 100 to entries 90 91 96 99 532 533do_test where9-6.2.7 { 534 db eval { 535 SELECT count(*) FROM t1 UNION ALL 536 SELECT a FROM t1 WHERE a>=85; 537 ROLLBACK 538 } 539} {99 85 86 87 88 89 92 93 94 95 97 98 190 191 196 199} 540 541do_test where9-6.2.8 { ;# Deletes entries 90 91 92 97 99 542 count_steps { 543 BEGIN; 544 DELETE FROM t1 545 WHERE (b IS NULL 546 OR c IS NULL 547 OR d IS NULL) 548 AND a!=96 549 } 550} {scan 0 sort 0} 551 552do_test where9-6.2.9 { 553 db eval { 554 SELECT count(*) FROM t1 UNION ALL SELECT a FROM t1 WHERE a>=85; 555 ROLLBACK; 556 } 557} {94 85 86 87 88 89 93 94 95 96 98} 558 559do_test where9-6.3.1 { 560 count_steps { 561 BEGIN; 562 DELETE FROM t1 563 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) 564 OR (b NOT NULL AND c IS NULL AND d NOT NULL) 565 OR (b NOT NULL AND c NOT NULL AND d IS NULL) 566 } 567} {scan 0 sort 0} ;# DELETEs rows 90 91 92 97 568do_test where9-6.3.2 { 569 db eval { 570 SELECT count(*) FROM t1 UNION ALL 571 SELECT a FROM t1 WHERE a BETWEEN 85 AND 100; 572 ROLLBACK; 573 } 574} {95 85 86 87 88 89 93 94 95 96 98 99} 575 576do_test where9-6.3.3 { 577 count_steps { 578 BEGIN; 579 UPDATE t1 SET a=a+100 580 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) 581 OR (b NOT NULL AND c IS NULL AND d NOT NULL) 582 OR (b NOT NULL AND c NOT NULL AND d IS NULL) 583 } 584} {scan 0 sort 0} ;# Add 100 to rowids 90 91 92 97 585do_test where9-6.3.4 { 586 db eval { 587 SELECT count(*) FROM t1 UNION ALL 588 SELECT a FROM t1 WHERE a BETWEEN 85 AND 200; 589 ROLLBACK; 590 } 591} {99 85 86 87 88 89 93 94 95 96 98 99 190 191 192 197} 592 593do_test where9-6.3.5 { 594 count_steps { 595 BEGIN; 596 DELETE FROM t1 597 WHERE (+b IS NULL AND c NOT NULL AND d NOT NULL) 598 OR (b NOT NULL AND c IS NULL AND d NOT NULL) 599 OR (b NOT NULL AND c NOT NULL AND d IS NULL) 600 } 601} {scan 98 sort 0} ;# DELETEs rows 90 91 92 97 602do_test where9-6.3.6 { 603 db eval { 604 SELECT count(*) FROM t1 UNION ALL 605 SELECT a FROM t1 WHERE a BETWEEN 85 AND 100; 606 ROLLBACK; 607 } 608} {95 85 86 87 88 89 93 94 95 96 98 99} 609 610do_test where9-6.3.7 { 611 count_steps { 612 BEGIN; 613 UPDATE t1 SET a=a+100 614 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) 615 OR (b NOT NULL AND +c IS NULL AND d NOT NULL) 616 OR (b NOT NULL AND c NOT NULL AND d IS NULL) 617 } 618} {scan 98 sort 0} ;# Add 100 to rowids 90 91 92 97 619do_test where9-6.3.8 { 620 db eval { 621 SELECT count(*) FROM t1 UNION ALL 622 SELECT a FROM t1 WHERE a BETWEEN 85 AND 100; 623 ROLLBACK; 624 } 625} {99 85 86 87 88 89 93 94 95 96 98 99} 626 627 628do_test where9-6.4.1 { 629 count_steps { 630 BEGIN; 631 DELETE FROM t1 632 WHERE (b>=950 AND b<=1010) OR (b IS NULL AND c NOT NULL) 633 } 634} {scan 0 sort 0} ;# DELETE rows 87 88 89 90 91 635do_test where9-6.4.2 { 636 db eval { 637 SELECT count(*) FROM t1 UNION ALL 638 SELECT a FROM t1 WHERE a BETWEEN 85 AND 100; 639 ROLLBACK; 640 } 641} {94 85 86 92 93 94 95 96 97 98 99} 642do_test where9-6.4.3 { 643 count_steps { 644 BEGIN; 645 UPDATE t1 SET a=a+100 646 WHERE (b>=950 AND b<=1010) OR (b IS NULL AND c NOT NULL) 647 } 648} {scan 0 sort 0} ;# Add 100 to rowids 87 88 89 90 91 649do_test where9-6.4.4 { 650 db eval { 651 SELECT count(*) FROM t1 UNION ALL 652 SELECT a FROM t1 WHERE a BETWEEN 85 AND 100; 653 ROLLBACK; 654 } 655} {99 85 86 92 93 94 95 96 97 98 99} 656 657 658do_test where9-6.5.1 { 659 count_steps { 660 BEGIN; 661 DELETE FROM t1 662 WHERE a=83 663 OR b=913 664 OR c=28028 665 OR (d>=82 AND d<83) 666 OR (e>2802 AND e<2803) 667 OR f='fghijklmn' 668 OR g='hgfedcb' 669 } 670} {scan 0 sort 0} ;# DELETE rows 5 31 57 82 83 84 85 86 87 671do_test where9-6.5.2 { 672 db eval { 673 SELECT count(*) FROM t1 UNION ALL 674 SELECT a FROM t1 WHERE a IN (5,31,57,82,83,84,85,86,87); 675 ROLLBACK; 676 } 677} {90} 678 679do_test where9-6.5.3 { 680 count_steps { 681 BEGIN; 682 UPDATE t1 SET a=a+100 683 WHERE a=83 684 OR b=913 685 OR c=28028 686 OR (d>=82 AND d<83) 687 OR (e>2802 AND e<2803) 688 OR f='fghijklmn' 689 OR g='hgfedcb' 690 } 691} {scan 0 sort 0} ;# Add 100 to rowids 5 31 57 82 83 84 85 86 87 692do_test where9-6.5.4 { 693 db eval { 694 SELECT count(*) FROM t1 UNION ALL 695 SELECT a FROM t1 WHERE a%100 IN (5,31,57,82,83,84,85,86,87) ORDER BY rowid; 696 ROLLBACK; 697 } 698} {99 105 131 157 182 183 184 185 186 187} 699 700do_test where9-6.6.1 { 701 count_steps { 702 BEGIN; 703 DELETE FROM t1 704 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) 705 OR (b NOT NULL AND +c IS NULL AND d NOT NULL) 706 OR (b NOT NULL AND c NOT NULL AND d IS NULL) 707 } 708} {scan 98 sort 0} ;# DELETEs rows 90 91 92 97 709do_test where9-6.6.2 { 710 db eval { 711 SELECT count(*) FROM t1 UNION ALL 712 SELECT a FROM t1 WHERE a BETWEEN 85 AND 100; 713 ROLLBACK; 714 } 715} {95 85 86 87 88 89 93 94 95 96 98 99} 716 717do_test where9-6.6.3 { 718 count_steps { 719 BEGIN; 720 UPDATE t1 SET a=a+100 721 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) 722 OR (b NOT NULL AND +c IS NULL AND d NOT NULL) 723 OR (b NOT NULL AND c NOT NULL AND d IS NULL) 724 } 725} {scan 98 sort 0} ;# Add 100 to rowids 90 91 92 97 726do_test where9-6.6.4 { 727 db eval { 728 SELECT count(*) FROM t1 UNION ALL 729 SELECT a FROM t1 WHERE a BETWEEN 85 AND 200; 730 ROLLBACK; 731 } 732} {99 85 86 87 88 89 93 94 95 96 98 99 190 191 192 197} 733 734do_test where9-6.7.1 { 735 count_steps { 736 BEGIN; 737 DELETE FROM t1 NOT INDEXED 738 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) 739 OR (b NOT NULL AND c IS NULL AND d NOT NULL) 740 OR (b NOT NULL AND c NOT NULL AND d IS NULL) 741 } 742} {scan 98 sort 0} ;# DELETEs rows 90 91 92 97 743do_test where9-6.7.2 { 744 db eval { 745 SELECT count(*) FROM t1 UNION ALL 746 SELECT a FROM t1 WHERE a BETWEEN 85 AND 100; 747 ROLLBACK; 748 } 749} {95 85 86 87 88 89 93 94 95 96 98 99} 750 751do_test where9-6.7.3 { 752 count_steps { 753 BEGIN; 754 UPDATE t1 NOT INDEXED SET a=a+100 755 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) 756 OR (b NOT NULL AND c IS NULL AND d NOT NULL) 757 OR (b NOT NULL AND c NOT NULL AND d IS NULL) 758 } 759} {scan 98 sort 0} ;# Add 100 to rowids 90 91 92 97 760do_test where9-6.7.4 { 761 db eval { 762 SELECT count(*) FROM t1 UNION ALL 763 SELECT a FROM t1 WHERE a BETWEEN 85 AND 200; 764 ROLLBACK; 765 } 766} {99 85 86 87 88 89 93 94 95 96 98 99 190 191 192 197} 767 768do_test where9-6.8.1 { 769 catchsql { 770 DELETE FROM t1 INDEXED BY t1b 771 WHERE (+b IS NULL AND c NOT NULL AND d NOT NULL) 772 OR (b NOT NULL AND c IS NULL AND d NOT NULL) 773 OR (b NOT NULL AND c NOT NULL AND d IS NULL) 774 } 775} {1 {no query solution}} 776do_test where9-6.8.2 { 777 catchsql { 778 UPDATE t1 INDEXED BY t1b SET a=a+100 779 WHERE (+b IS NULL AND c NOT NULL AND d NOT NULL) 780 OR (b NOT NULL AND c IS NULL AND d NOT NULL) 781 OR (b NOT NULL AND c NOT NULL AND d IS NULL) 782 } 783} {1 {no query solution}} 784ifcapable stat4||stat3 { 785 # When STAT3 is enabled, the "b NOT NULL" terms get translated 786 # into b>NULL, which can be satified by the index t1b. It is a very 787 # expensive way to do the query, but it works, and so a solution is possible. 788 do_test where9-6.8.3-stat4 { 789 catchsql { 790 UPDATE t1 INDEXED BY t1b SET a=a+100 791 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) 792 OR (b NOT NULL AND c IS NULL AND d NOT NULL) 793 OR (b NOT NULL AND c NOT NULL AND d IS NULL) 794 } 795 } {0 {}} 796 do_test where9-6.8.4-stat4 { 797 catchsql { 798 DELETE FROM t1 INDEXED BY t1b 799 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) 800 OR (b NOT NULL AND c IS NULL AND d NOT NULL) 801 OR (b NOT NULL AND c NOT NULL AND d IS NULL) 802 } 803 } {0 {}} 804} else { 805 do_test where9-6.8.3 { 806 catchsql { 807 UPDATE t1 INDEXED BY t1b SET a=a+100 808 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) 809 OR (b NOT NULL AND c IS NULL AND d NOT NULL) 810 OR (b NOT NULL AND c NOT NULL AND d IS NULL) 811 } 812 } {1 {no query solution}} 813 do_test where9-6.8.4 { 814 catchsql { 815 DELETE FROM t1 INDEXED BY t1b 816 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) 817 OR (b NOT NULL AND c IS NULL AND d NOT NULL) 818 OR (b NOT NULL AND c NOT NULL AND d IS NULL) 819 } 820 } {1 {no query solution}} 821} 822############################################################################ 823# Test cases where terms inside an OR series are combined with AND terms 824# external to the OR clause. In other words, cases where 825# 826# x AND (y OR z) 827# 828# is able to use indices on x,y and x,z, or indices y,x and z,x. 829# 830do_test where9-7.0 { 831 execsql { 832 CREATE TABLE t5(a, b, c, d, e, f, g, x, y); 833 INSERT INTO t5 834 SELECT a, b, c, e, d, f, g, 835 CASE WHEN (a&1)!=0 THEN 'y' ELSE 'n' END, 836 CASE WHEN (a&2)!=0 THEN 'y' ELSE 'n' END 837 FROM t1; 838 CREATE INDEX t5xb ON t5(x, b); 839 CREATE INDEX t5xc ON t5(x, c); 840 CREATE INDEX t5xd ON t5(x, d); 841 CREATE INDEX t5xe ON t5(x, e); 842 CREATE INDEX t5xf ON t5(x, f); 843 CREATE INDEX t5xg ON t5(x, g); 844 CREATE INDEX t5yb ON t5(y, b); 845 CREATE INDEX t5yc ON t5(y, c); 846 CREATE INDEX t5yd ON t5(y, d); 847 CREATE INDEX t5ye ON t5(y, e); 848 CREATE INDEX t5yf ON t5(y, f); 849 CREATE INDEX t5yg ON t5(y, g); 850 CREATE TABLE t6(a, b, c, e, d, f, g, x, y); 851 INSERT INTO t6 SELECT * FROM t5; 852 ANALYZE t5; 853 } 854 ifcapable stat3 { 855 sqlite3 db2 test.db 856 db2 eval { DROP TABLE IF EXISTS sqlite_stat3 } 857 db2 close 858 } 859} {} 860do_test where9-7.1.1 { 861 count_steps { 862 SELECT a FROM t5 WHERE x='y' AND (b=913 OR c=27027) ORDER BY a; 863 } 864} {79 81 83 scan 0 sort 1} 865do_test where9-7.1.2 { 866 execsql { 867 SELECT a FROM t6 WHERE x='y' AND (b=913 OR c=27027) ORDER BY a; 868 } 869} {79 81 83} 870do_test where9-7.1.3 { 871 count_steps { 872 SELECT a FROM t5 WHERE x='n' AND (b=913 OR c=27027) ORDER BY a; 873 } 874} {80 scan 0 sort 1} 875do_test where9-7.1.4 { 876 execsql { 877 SELECT a FROM t6 WHERE x='n' AND (b=913 OR c=27027) ORDER BY a; 878 } 879} {80} 880do_test where9-7.2.1 { 881 count_steps { 882 SELECT a FROM t5 WHERE (x='y' OR y='y') AND b=913 ORDER BY a; 883 } 884} {83 scan 0 sort 1} 885do_test where9-7.2.2 { 886 execsql { 887 SELECT a FROM t6 WHERE (x='y' OR y='y') AND b=913 ORDER BY a; 888 } 889} {83} 890do_test where9-7.3.1 { 891 count_steps { 892 SELECT a FROM t5 WHERE (x='y' OR y='y') AND c=27027 ORDER BY a; 893 } 894} {79 81 scan 0 sort 1} 895do_test where9-7.3.2 { 896 execsql { 897 SELECT a FROM t6 WHERE (x='y' OR y='y') AND c=27027 ORDER BY a; 898 } 899} {79 81} 900 901# Fix for ticket [b7c8682cc17f32903f03a610bd0d35ffd3c1e6e4] 902# "Incorrect result from LEFT JOIN with OR in the WHERE clause" 903# 904do_test where9-8.1 { 905 db eval { 906 CREATE TABLE t81(a INTEGER PRIMARY KEY, b, c, d); 907 CREATE TABLE t82(x INTEGER PRIMARY KEY, y); 908 CREATE TABLE t83(p INTEGER PRIMARY KEY, q); 909 910 INSERT INTO t81 VALUES(2,3,4,5); 911 INSERT INTO t81 VALUES(3,4,5,6); 912 INSERT INTO t82 VALUES(2,4); 913 INSERT INTO t83 VALUES(5,55); 914 915 SELECT * 916 FROM t81 LEFT JOIN t82 ON y=b JOIN t83 917 WHERE c==p OR d==p 918 ORDER BY +a; 919 } 920} {2 3 4 5 {} {} 5 55 3 4 5 6 2 4 5 55} 921do_test where9-8.2 { 922 db eval { 923 SELECT * 924 FROM t81 LEFT JOIN (t82) ON y=b JOIN t83 925 WHERE c==p OR d==p 926 ORDER BY +a; 927 } 928} {2 3 4 5 {} {} 5 55 3 4 5 6 2 4 5 55} 929do_test where9-8.3 { 930 db eval { 931 SELECT * 932 FROM (t81) LEFT JOIN (main.t82) ON y=b JOIN t83 933 WHERE c==p OR d==p 934 ORDER BY +a; 935 } 936} {2 3 4 5 {} {} 5 55 3 4 5 6 2 4 5 55} 937 938# Fix for ticket [f2369304e47167e3e644e2f1fe9736063391d7b7] 939# Incorrect results when OR is used in the ON clause of a LEFT JOIN 940# 941do_test where9-9.1 { 942 db eval { 943 CREATE TABLE t91(x); INSERT INTO t91 VALUES(1); 944 CREATE TABLE t92(y INTEGER PRIMARY KEY,a,b); 945 INSERT INTO t92 VALUES(1,2,3); 946 SELECT 1 FROM t91 LEFT JOIN t92 ON a=2 OR b=3; 947 SELECT 2 FROM t91 LEFT JOIN t92 ON a=2 AND b=3; 948 SELECT 3 FROM t91 LEFT JOIN t92 ON (a=2 OR b=3) AND y IS NULL; 949 SELECT 4 FROM t91 LEFT JOIN t92 ON (a=2 AND b=3) AND y IS NULL; 950 CREATE TEMP TABLE x9 AS SELECT * FROM t91 LEFT JOIN t92 ON a=2 OR b=3; 951 SELECT 5 FROM x9 WHERE y IS NULL; 952 SELECT 6 FROM t91 LEFT JOIN t92 ON a=2 OR b=3 WHERE y IS NULL; 953 SELECT 7 FROM t91 LEFT JOIN t92 ON a=2 AND b=3 WHERE y IS NULL; 954 SELECT 8 FROM t91 LEFT JOIN t92 ON a=22 OR b=33 WHERE y IS NULL; 955 SELECT 9 FROM t91 LEFT JOIN t92 ON a=22 AND b=33 WHERE y IS NULL; 956 } 957} {1 2 3 4 8 9} 958 959# Fix for ticket [bc878246eafe0f52c519e29049b2fe4a99491b27] 960# Incorrect result when OR is used in a join to the right of a LEFT JOIN 961# 962do_test where9-10.1 { 963 db eval { 964 CREATE TABLE t101 (id INTEGER PRIMARY KEY); 965 INSERT INTO t101 VALUES (1); 966 SELECT * FROM t101 AS t0 967 LEFT JOIN t101 AS t1 ON t1.id BETWEEN 10 AND 20 968 JOIN t101 AS t2 ON (t2.id = t0.id OR (t2.id<>555 AND t2.id=t1.id)); 969 } 970} {1 {} 1} 971do_test where9-10.2 { 972 db eval { 973 CREATE TABLE t102 (id TEXT UNIQUE NOT NULL); 974 INSERT INTO t102 VALUES ('1'); 975 SELECT * FROM t102 AS t0 976 LEFT JOIN t102 AS t1 ON t1.id GLOB 'abc%' 977 JOIN t102 AS t2 ON (t2.id = t0.id OR (t2.id<>555 AND t2.id=t1.id)); 978 } 979} {1 {} 1} 980 981 982 983finish_test 984