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| 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 # $Id: where9.test,v 1.9 2009/06/05 17:09:12 drh Exp $ |
| 15 |
| 16 set testdir [file dirname $argv0] |
| 17 source $testdir/tester.tcl |
| 18 |
| 19 ifcapable !or_opt { |
| 20 finish_test |
| 21 return |
| 22 } |
| 23 |
| 24 # Evaluate SQL. Return the result set followed by the |
| 25 # and the number of full-scan steps. |
| 26 # |
| 27 proc count_steps {sql} { |
| 28 set r [db eval $sql] |
| 29 lappend r scan [db status step] sort [db status sort] |
| 30 } |
| 31 |
| 32 |
| 33 # Construct test data. |
| 34 # |
| 35 do_test where9-1.1 { |
| 36 db eval { |
| 37 CREATE TABLE t1(a INTEGER PRIMARY KEY,b,c,d,e,f,g); |
| 38 INSERT INTO t1 VALUES(1,11,1001,1.001,100.1,'bcdefghij','yxwvuts'); |
| 39 INSERT INTO t1 VALUES(2,22,1001,2.002,100.1,'cdefghijk','yxwvuts'); |
| 40 INSERT INTO t1 VALUES(3,33,1001,3.003,100.1,'defghijkl','xwvutsr'); |
| 41 INSERT INTO t1 VALUES(4,44,2002,4.004,200.2,'efghijklm','xwvutsr'); |
| 42 INSERT INTO t1 VALUES(5,55,2002,5.005,200.2,'fghijklmn','xwvutsr'); |
| 43 INSERT INTO t1 VALUES(6,66,2002,6.006,200.2,'ghijklmno','xwvutsr'); |
| 44 INSERT INTO t1 VALUES(7,77,3003,7.007,300.3,'hijklmnop','xwvutsr'); |
| 45 INSERT INTO t1 VALUES(8,88,3003,8.008,300.3,'ijklmnopq','wvutsrq'); |
| 46 INSERT INTO t1 VALUES(9,99,3003,9.009,300.3,'jklmnopqr','wvutsrq'); |
| 47 INSERT INTO t1 VALUES(10,110,4004,10.01,400.4,'klmnopqrs','wvutsrq'); |
| 48 INSERT INTO t1 VALUES(11,121,4004,11.011,400.4,'lmnopqrst','wvutsrq'); |
| 49 INSERT INTO t1 VALUES(12,132,4004,12.012,400.4,'mnopqrstu','wvutsrq'); |
| 50 INSERT INTO t1 VALUES(13,143,5005,13.013,500.5,'nopqrstuv','vutsrqp'); |
| 51 INSERT INTO t1 VALUES(14,154,5005,14.014,500.5,'opqrstuvw','vutsrqp'); |
| 52 INSERT INTO t1 VALUES(15,165,5005,15.015,500.5,'pqrstuvwx','vutsrqp'); |
| 53 INSERT INTO t1 VALUES(16,176,6006,16.016,600.6,'qrstuvwxy','vutsrqp'); |
| 54 INSERT INTO t1 VALUES(17,187,6006,17.017,600.6,'rstuvwxyz','vutsrqp'); |
| 55 INSERT INTO t1 VALUES(18,198,6006,18.018,600.6,'stuvwxyza','utsrqpo'); |
| 56 INSERT INTO t1 VALUES(19,209,7007,19.019,700.7,'tuvwxyzab','utsrqpo'); |
| 57 INSERT INTO t1 VALUES(20,220,7007,20.02,700.7,'uvwxyzabc','utsrqpo'); |
| 58 INSERT INTO t1 VALUES(21,231,7007,21.021,700.7,'vwxyzabcd','utsrqpo'); |
| 59 INSERT INTO t1 VALUES(22,242,8008,22.022,800.8,'wxyzabcde','utsrqpo'); |
| 60 INSERT INTO t1 VALUES(23,253,8008,23.023,800.8,'xyzabcdef','tsrqpon'); |
| 61 INSERT INTO t1 VALUES(24,264,8008,24.024,800.8,'yzabcdefg','tsrqpon'); |
| 62 INSERT INTO t1 VALUES(25,275,9009,25.025,900.9,'zabcdefgh','tsrqpon'); |
| 63 INSERT INTO t1 VALUES(26,286,9009,26.026,900.9,'abcdefghi','tsrqpon'); |
| 64 INSERT INTO t1 VALUES(27,297,9009,27.027,900.9,'bcdefghij','tsrqpon'); |
| 65 INSERT INTO t1 VALUES(28,308,10010,28.028,1001.0,'cdefghijk','srqponm'); |
| 66 INSERT INTO t1 VALUES(29,319,10010,29.029,1001.0,'defghijkl','srqponm'); |
| 67 INSERT INTO t1 VALUES(30,330,10010,30.03,1001.0,'efghijklm','srqponm'); |
| 68 INSERT INTO t1 VALUES(31,341,11011,31.031,1101.1,'fghijklmn','srqponm'); |
| 69 INSERT INTO t1 VALUES(32,352,11011,32.032,1101.1,'ghijklmno','srqponm'); |
| 70 INSERT INTO t1 VALUES(33,363,11011,33.033,1101.1,'hijklmnop','rqponml'); |
| 71 INSERT INTO t1 VALUES(34,374,12012,34.034,1201.2,'ijklmnopq','rqponml'); |
| 72 INSERT INTO t1 VALUES(35,385,12012,35.035,1201.2,'jklmnopqr','rqponml'); |
| 73 INSERT INTO t1 VALUES(36,396,12012,36.036,1201.2,'klmnopqrs','rqponml'); |
| 74 INSERT INTO t1 VALUES(37,407,13013,37.037,1301.3,'lmnopqrst','rqponml'); |
| 75 INSERT INTO t1 VALUES(38,418,13013,38.038,1301.3,'mnopqrstu','qponmlk'); |
| 76 INSERT INTO t1 VALUES(39,429,13013,39.039,1301.3,'nopqrstuv','qponmlk'); |
| 77 INSERT INTO t1 VALUES(40,440,14014,40.04,1401.4,'opqrstuvw','qponmlk'); |
| 78 INSERT INTO t1 VALUES(41,451,14014,41.041,1401.4,'pqrstuvwx','qponmlk'); |
| 79 INSERT INTO t1 VALUES(42,462,14014,42.042,1401.4,'qrstuvwxy','qponmlk'); |
| 80 INSERT INTO t1 VALUES(43,473,15015,43.043,1501.5,'rstuvwxyz','ponmlkj'); |
| 81 INSERT INTO t1 VALUES(44,484,15015,44.044,1501.5,'stuvwxyza','ponmlkj'); |
| 82 INSERT INTO t1 VALUES(45,495,15015,45.045,1501.5,'tuvwxyzab','ponmlkj'); |
| 83 INSERT INTO t1 VALUES(46,506,16016,46.046,1601.6,'uvwxyzabc','ponmlkj'); |
| 84 INSERT INTO t1 VALUES(47,517,16016,47.047,1601.6,'vwxyzabcd','ponmlkj'); |
| 85 INSERT INTO t1 VALUES(48,528,16016,48.048,1601.6,'wxyzabcde','onmlkji'); |
| 86 INSERT INTO t1 VALUES(49,539,17017,49.049,1701.7,'xyzabcdef','onmlkji'); |
| 87 INSERT INTO t1 VALUES(50,550,17017,50.05,1701.7,'yzabcdefg','onmlkji'); |
| 88 INSERT INTO t1 VALUES(51,561,17017,51.051,1701.7,'zabcdefgh','onmlkji'); |
| 89 INSERT INTO t1 VALUES(52,572,18018,52.052,1801.8,'abcdefghi','onmlkji'); |
| 90 INSERT INTO t1 VALUES(53,583,18018,53.053,1801.8,'bcdefghij','nmlkjih'); |
| 91 INSERT INTO t1 VALUES(54,594,18018,54.054,1801.8,'cdefghijk','nmlkjih'); |
| 92 INSERT INTO t1 VALUES(55,605,19019,55.055,1901.9,'defghijkl','nmlkjih'); |
| 93 INSERT INTO t1 VALUES(56,616,19019,56.056,1901.9,'efghijklm','nmlkjih'); |
| 94 INSERT INTO t1 VALUES(57,627,19019,57.057,1901.9,'fghijklmn','nmlkjih'); |
| 95 INSERT INTO t1 VALUES(58,638,20020,58.058,2002.0,'ghijklmno','mlkjihg'); |
| 96 INSERT INTO t1 VALUES(59,649,20020,59.059,2002.0,'hijklmnop','mlkjihg'); |
| 97 INSERT INTO t1 VALUES(60,660,20020,60.06,2002.0,'ijklmnopq','mlkjihg'); |
| 98 INSERT INTO t1 VALUES(61,671,21021,61.061,2102.1,'jklmnopqr','mlkjihg'); |
| 99 INSERT INTO t1 VALUES(62,682,21021,62.062,2102.1,'klmnopqrs','mlkjihg'); |
| 100 INSERT INTO t1 VALUES(63,693,21021,63.063,2102.1,'lmnopqrst','lkjihgf'); |
| 101 INSERT INTO t1 VALUES(64,704,22022,64.064,2202.2,'mnopqrstu','lkjihgf'); |
| 102 INSERT INTO t1 VALUES(65,715,22022,65.065,2202.2,'nopqrstuv','lkjihgf'); |
| 103 INSERT INTO t1 VALUES(66,726,22022,66.066,2202.2,'opqrstuvw','lkjihgf'); |
| 104 INSERT INTO t1 VALUES(67,737,23023,67.067,2302.3,'pqrstuvwx','lkjihgf'); |
| 105 INSERT INTO t1 VALUES(68,748,23023,68.068,2302.3,'qrstuvwxy','kjihgfe'); |
| 106 INSERT INTO t1 VALUES(69,759,23023,69.069,2302.3,'rstuvwxyz','kjihgfe'); |
| 107 INSERT INTO t1 VALUES(70,770,24024,70.07,2402.4,'stuvwxyza','kjihgfe'); |
| 108 INSERT INTO t1 VALUES(71,781,24024,71.071,2402.4,'tuvwxyzab','kjihgfe'); |
| 109 INSERT INTO t1 VALUES(72,792,24024,72.072,2402.4,'uvwxyzabc','kjihgfe'); |
| 110 INSERT INTO t1 VALUES(73,803,25025,73.073,2502.5,'vwxyzabcd','jihgfed'); |
| 111 INSERT INTO t1 VALUES(74,814,25025,74.074,2502.5,'wxyzabcde','jihgfed'); |
| 112 INSERT INTO t1 VALUES(75,825,25025,75.075,2502.5,'xyzabcdef','jihgfed'); |
| 113 INSERT INTO t1 VALUES(76,836,26026,76.076,2602.6,'yzabcdefg','jihgfed'); |
| 114 INSERT INTO t1 VALUES(77,847,26026,77.077,2602.6,'zabcdefgh','jihgfed'); |
| 115 INSERT INTO t1 VALUES(78,858,26026,78.078,2602.6,'abcdefghi','ihgfedc'); |
| 116 INSERT INTO t1 VALUES(79,869,27027,79.079,2702.7,'bcdefghij','ihgfedc'); |
| 117 INSERT INTO t1 VALUES(80,880,27027,80.08,2702.7,'cdefghijk','ihgfedc'); |
| 118 INSERT INTO t1 VALUES(81,891,27027,81.081,2702.7,'defghijkl','ihgfedc'); |
| 119 INSERT INTO t1 VALUES(82,902,28028,82.082,2802.8,'efghijklm','ihgfedc'); |
| 120 INSERT INTO t1 VALUES(83,913,28028,83.083,2802.8,'fghijklmn','hgfedcb'); |
| 121 INSERT INTO t1 VALUES(84,924,28028,84.084,2802.8,'ghijklmno','hgfedcb'); |
| 122 INSERT INTO t1 VALUES(85,935,29029,85.085,2902.9,'hijklmnop','hgfedcb'); |
| 123 INSERT INTO t1 VALUES(86,946,29029,86.086,2902.9,'ijklmnopq','hgfedcb'); |
| 124 INSERT INTO t1 VALUES(87,957,29029,87.087,2902.9,'jklmnopqr','hgfedcb'); |
| 125 INSERT INTO t1 VALUES(88,968,30030,88.088,3003.0,'klmnopqrs','gfedcba'); |
| 126 INSERT INTO t1 VALUES(89,979,30030,89.089,3003.0,'lmnopqrst','gfedcba'); |
| 127 INSERT INTO t1 VALUES(90,NULL,30030,90.09,3003.0,'mnopqrstu','gfedcba'); |
| 128 INSERT INTO t1 VALUES(91,1001,NULL,91.091,3103.1,'nopqrstuv','gfedcba'); |
| 129 INSERT INTO t1 VALUES(92,1012,31031,NULL,3103.1,'opqrstuvw','gfedcba'); |
| 130 INSERT INTO t1 VALUES(93,1023,31031,93.093,NULL,'pqrstuvwx','fedcbaz'); |
| 131 INSERT INTO t1 VALUES(94,1034,32032,94.094,3203.2,NULL,'fedcbaz'); |
| 132 INSERT INTO t1 VALUES(95,1045,32032,95.095,3203.2,'rstuvwxyz',NULL); |
| 133 INSERT INTO t1 VALUES(96,NULL,NULL,96.096,3203.2,'stuvwxyza','fedcbaz'); |
| 134 INSERT INTO t1 VALUES(97,1067,33033,NULL,NULL,'tuvwxyzab','fedcbaz'); |
| 135 INSERT INTO t1 VALUES(98,1078,33033,98.098,3303.3,NULL,NULL); |
| 136 INSERT INTO t1 VALUES(99,NULL,NULL,NULL,NULL,NULL,NULL); |
| 137 CREATE INDEX t1b ON t1(b); |
| 138 CREATE INDEX t1c ON t1(c); |
| 139 CREATE INDEX t1d ON t1(d); |
| 140 CREATE INDEX t1e ON t1(e); |
| 141 CREATE INDEX t1f ON t1(f); |
| 142 CREATE INDEX t1g ON t1(g); |
| 143 CREATE TABLE t2(a INTEGER PRIMARY KEY,b,c,d,e,f,g); |
| 144 INSERT INTO t2 SELECT * FROM t1; |
| 145 CREATE INDEX t2b ON t2(b,c); |
| 146 CREATE INDEX t2c ON t2(c,e); |
| 147 CREATE INDEX t2d ON t2(d,g); |
| 148 CREATE INDEX t2e ON t2(e,f,g); |
| 149 CREATE INDEX t2f ON t2(f,b,d,c); |
| 150 CREATE INDEX t2g ON t2(g,f); |
| 151 CREATE TABLE t3(x,y); |
| 152 INSERT INTO t3 VALUES(1,80); |
| 153 INSERT INTO t3 VALUES(2,80); |
| 154 CREATE TABLE t4(a INTEGER PRIMARY KEY,b,c,d,e,f,g); |
| 155 INSERT INTO t4 SELECT * FROM t1; |
| 156 CREATE INDEX t4b ON t4(b); |
| 157 CREATE INDEX t4c ON t4(c); |
| 158 } |
| 159 } {} |
| 160 |
| 161 do_test where9-1.2.1 { |
| 162 count_steps { |
| 163 SELECT a FROM t1 |
| 164 WHERE b IS NULL |
| 165 OR c IS NULL |
| 166 OR d IS NULL |
| 167 ORDER BY a |
| 168 } |
| 169 } {90 91 92 96 97 99 scan 0 sort 1} |
| 170 do_test where9-1.2.2 { |
| 171 count_steps { |
| 172 SELECT a FROM t1 |
| 173 WHERE +b IS NULL |
| 174 OR c IS NULL |
| 175 OR d IS NULL |
| 176 ORDER BY a |
| 177 } |
| 178 } {90 91 92 96 97 99 scan 98 sort 0} |
| 179 do_test where9-1.2.3 { |
| 180 count_steps { |
| 181 SELECT a FROM t1 |
| 182 WHERE b IS NULL |
| 183 OR +c IS NULL |
| 184 OR d IS NULL |
| 185 ORDER BY a |
| 186 } |
| 187 } {90 91 92 96 97 99 scan 98 sort 0} |
| 188 do_test where9-1.2.4 { |
| 189 count_steps { |
| 190 SELECT a FROM t1 |
| 191 WHERE b IS NULL |
| 192 OR c IS NULL |
| 193 OR +d IS NULL |
| 194 ORDER BY a |
| 195 } |
| 196 } {90 91 92 96 97 99 scan 98 sort 0} |
| 197 do_test where9-1.2.5 { |
| 198 count_steps { |
| 199 SELECT a FROM t4 |
| 200 WHERE b IS NULL |
| 201 OR c IS NULL |
| 202 OR d IS NULL |
| 203 ORDER BY a |
| 204 } |
| 205 } {90 91 92 96 97 99 scan 98 sort 0} |
| 206 |
| 207 do_test where9-1.3.1 { |
| 208 count_steps { |
| 209 SELECT a FROM t1 |
| 210 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) |
| 211 OR (b NOT NULL AND c IS NULL AND d NOT NULL) |
| 212 OR (b NOT NULL AND c NOT NULL AND d IS NULL) |
| 213 ORDER BY a |
| 214 } |
| 215 } {90 91 92 97 scan 0 sort 1} |
| 216 do_test where9-1.3.2 { |
| 217 count_steps { |
| 218 SELECT a FROM t4 |
| 219 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) |
| 220 OR (b NOT NULL AND c IS NULL AND d NOT NULL) |
| 221 OR (b NOT NULL AND c NOT NULL AND d IS NULL) |
| 222 ORDER BY a |
| 223 } |
| 224 } {90 91 92 97 scan 98 sort 0} |
| 225 do_test where9-1.3.3 { |
| 226 count_steps { |
| 227 SELECT a FROM t4 |
| 228 WHERE (b NOT NULL AND c NOT NULL AND d IS NULL) |
| 229 OR (b IS NULL AND c NOT NULL AND d NOT NULL) |
| 230 OR (b NOT NULL AND c IS NULL AND d NOT NULL) |
| 231 ORDER BY a |
| 232 } |
| 233 } {90 91 92 97 scan 98 sort 0} |
| 234 do_test where9-1.3.4 { |
| 235 count_steps { |
| 236 SELECT a FROM t4 |
| 237 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) |
| 238 OR (b NOT NULL AND c NOT NULL AND d IS NULL) |
| 239 OR (b NOT NULL AND c IS NULL AND d NOT NULL) |
| 240 ORDER BY a |
| 241 } |
| 242 } {90 91 92 97 scan 98 sort 0} |
| 243 |
| 244 do_test where9-1.4 { |
| 245 count_steps { |
| 246 SELECT a FROM t1 |
| 247 WHERE (b>=950 AND b<=1010) OR (b IS NULL AND c NOT NULL) |
| 248 ORDER BY a |
| 249 } |
| 250 } {87 88 89 90 91 scan 0 sort 1} |
| 251 do_test where9-1.5 { |
| 252 # When this test was originally written, SQLite used a rowset object |
| 253 # to optimize the "ORDER BY a" clause. Now that it is using a rowhash, |
| 254 # this is not possible. So we have to comment out one term of the OR |
| 255 # expression in order to prevent SQLite from deeming a full-table |
| 256 # scan to be a better strategy than using multiple indexes, which would |
| 257 # defeat the point of the test. |
| 258 count_steps { |
| 259 SELECT a FROM t1 |
| 260 WHERE a=83 |
| 261 OR b=913 |
| 262 OR c=28028 |
| 263 OR (d>=82 AND d<83) |
| 264 /* OR (e>2802 AND e<2803) */ |
| 265 OR f='fghijklmn' |
| 266 OR g='hgfedcb' |
| 267 ORDER BY a |
| 268 } |
| 269 } {5 31 57 82 83 84 85 86 87 scan 0 sort 1} |
| 270 do_test where9-1.6 { |
| 271 count_steps { |
| 272 SELECT a FROM t1 |
| 273 WHERE b=1012 |
| 274 OR (d IS NULL AND e IS NOT NULL) |
| 275 } |
| 276 } {92 scan 0 sort 0} |
| 277 do_test where9-1.7 { |
| 278 count_steps { |
| 279 SELECT a FROM t1 |
| 280 WHERE (b=1012 OR (d IS NULL AND e IS NOT NULL)) |
| 281 AND f!=g |
| 282 } |
| 283 } {92 scan 0 sort 0} |
| 284 do_test where9-1.8 { |
| 285 count_steps { |
| 286 SELECT a FROM t1 |
| 287 WHERE (b=1012 OR (d IS NULL AND e IS NOT NULL)) |
| 288 AND f==g |
| 289 } |
| 290 } {scan 0 sort 0} |
| 291 |
| 292 do_test where9-2.1 { |
| 293 count_steps { |
| 294 SELECT t2.a FROM t1, t2 |
| 295 WHERE t1.a=80 |
| 296 AND (t1.c=t2.c OR t1.d=t2.d) |
| 297 ORDER BY 1 |
| 298 } |
| 299 } {79 80 81 scan 0 sort 1} |
| 300 do_test where9-2.2 { |
| 301 count_steps { |
| 302 SELECT t2.a FROM t1, t2 |
| 303 WHERE t1.a=80 |
| 304 AND ((t1.c=t2.c AND t1.d=t2.d) OR t1.f=t2.f) |
| 305 ORDER BY 1 |
| 306 } |
| 307 } {2 28 54 80 scan 0 sort 1} |
| 308 do_test where9-2.3 { |
| 309 count_steps { |
| 310 SELECT coalesce(t2.a,9999) |
| 311 FROM t1 LEFT JOIN t2 ON (t1.c=t2.c AND t1.d=t2.d) OR t1.f=t2.f |
| 312 WHERE t1.a=80 |
| 313 ORDER BY 1 |
| 314 } |
| 315 } {2 28 54 80 scan 0 sort 1} |
| 316 do_test where9-2.4 { |
| 317 count_steps { |
| 318 SELECT coalesce(t2.a,9999) |
| 319 FROM t1 LEFT JOIN t2 ON (t1.c+1=t2.c AND t1.d=t2.d) OR (t1.f||'x')=t2.f |
| 320 WHERE t1.a=80 |
| 321 ORDER BY 1 |
| 322 } |
| 323 } {9999 scan 0 sort 1} |
| 324 do_test where9-2.5 { |
| 325 count_steps { |
| 326 SELECT t1.a, coalesce(t2.a,9999) |
| 327 FROM t1 LEFT JOIN t2 ON (t1.c=t2.c AND t1.d=t2.d) OR (t1.f)=t2.f |
| 328 WHERE t1.a=80 OR t1.b=880 OR (t1.c=27027 AND round(t1.d)==80) |
| 329 ORDER BY 1 |
| 330 } |
| 331 } {80 80 80 2 80 28 80 54 scan 0 sort 1} |
| 332 do_test where9-2.6 { |
| 333 count_steps { |
| 334 SELECT t1.a, coalesce(t2.a,9999) |
| 335 FROM t1 LEFT JOIN t2 ON (t1.c+1=t2.c AND t1.d=t2.d) OR (t1.f||'x')=t2.f |
| 336 WHERE t1.a=80 OR t1.b=880 OR (t1.c=27027 AND round(t1.d)==80) |
| 337 ORDER BY 1 |
| 338 } |
| 339 } {80 9999 scan 0 sort 1} |
| 340 do_test where9-2.7 { |
| 341 count_steps { |
| 342 SELECT t3.x, t1.a, coalesce(t2.a,9999) |
| 343 FROM t3 JOIN |
| 344 t1 LEFT JOIN t2 ON (t1.c+1=t2.c AND t1.d=t2.d) OR (t1.f||'x')=t2.f |
| 345 WHERE t1.a=t3.y OR t1.b=t3.y*11 OR (t1.c=27027 AND round(t1.d)==80) |
| 346 ORDER BY 1, 2 |
| 347 } |
| 348 } {1 80 9999 2 80 9999 scan 1 sort 1} |
| 349 do_test where9-2.8 { |
| 350 count_steps { |
| 351 SELECT t3.x, t1.a, coalesce(t2.a,9999) |
| 352 FROM t3 JOIN |
| 353 t1 LEFT JOIN t2 ON (t1.c=t2.c AND t1.d=t2.d) OR (t1.f)=t2.f |
| 354 WHERE t1.a=t3.y OR t1.b=t3.y*11 OR (t1.c=27027 AND round(t1.d)==80) |
| 355 ORDER BY 1, 2, 3 |
| 356 } |
| 357 } {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} |
| 358 |
| 359 |
| 360 ifcapable explain { |
| 361 do_execsql_test where9-3.1 { |
| 362 EXPLAIN QUERY PLAN |
| 363 SELECT t2.a FROM t1, t2 |
| 364 WHERE t1.a=80 AND ((t1.c=t2.c AND t1.d=t2.d) OR t1.f=t2.f) |
| 365 } { |
| 366 0 0 0 {SEARCH TABLE t1 USING INTEGER PRIMARY KEY (rowid=?) (~1 rows)} |
| 367 0 1 1 {SEARCH TABLE t2 USING INDEX t2d (d=?) (~2 rows)} |
| 368 0 1 1 {SEARCH TABLE t2 USING COVERING INDEX t2f (f=?) (~10 rows)} |
| 369 } |
| 370 do_execsql_test where9-3.2 { |
| 371 EXPLAIN QUERY PLAN |
| 372 SELECT coalesce(t2.a,9999) |
| 373 FROM t1 LEFT JOIN t2 ON (t1.c+1=t2.c AND t1.d=t2.d) OR (t1.f||'x')=t2.f |
| 374 WHERE t1.a=80 |
| 375 } { |
| 376 0 0 0 {SEARCH TABLE t1 USING INTEGER PRIMARY KEY (rowid=?) (~1 rows)} |
| 377 0 1 1 {SEARCH TABLE t2 USING INDEX t2d (d=?) (~2 rows)} |
| 378 0 1 1 {SEARCH TABLE t2 USING COVERING INDEX t2f (f=?) (~10 rows)} |
| 379 } |
| 380 } |
| 381 |
| 382 # Make sure that INDEXED BY and multi-index OR clauses play well with |
| 383 # one another. |
| 384 # |
| 385 do_test where9-4.1 { |
| 386 count_steps { |
| 387 SELECT a FROM t1 |
| 388 WHERE b>1000 |
| 389 AND (c=31031 OR d IS NULL) |
| 390 ORDER BY +a |
| 391 } |
| 392 } {92 93 97 scan 0 sort 1} |
| 393 do_test where9-4.2 { |
| 394 count_steps { |
| 395 SELECT a FROM t1 |
| 396 WHERE b>1000 |
| 397 AND (c=31031 OR +d IS NULL) |
| 398 ORDER BY +a |
| 399 } |
| 400 } {92 93 97 scan 0 sort 1} |
| 401 do_test where9-4.3 { |
| 402 count_steps { |
| 403 SELECT a FROM t1 |
| 404 WHERE +b>1000 |
| 405 AND (c=31031 OR d IS NULL) |
| 406 ORDER BY +a |
| 407 } |
| 408 } {92 93 97 scan 0 sort 1} |
| 409 do_test where9-4.4 { |
| 410 count_steps { |
| 411 SELECT a FROM t1 INDEXED BY t1b |
| 412 WHERE b>1000 |
| 413 AND (c=31031 OR d IS NULL) |
| 414 ORDER BY +a |
| 415 } |
| 416 } {92 93 97 scan 0 sort 1} |
| 417 do_test where9-4.5 { |
| 418 catchsql { |
| 419 SELECT a FROM t1 INDEXED BY t1b |
| 420 WHERE +b>1000 |
| 421 AND (c=31031 OR d IS NULL) |
| 422 ORDER BY +a |
| 423 } |
| 424 } {1 {cannot use index: t1b}} |
| 425 do_test where9-4.6 { |
| 426 count_steps { |
| 427 SELECT a FROM t1 NOT INDEXED |
| 428 WHERE b>1000 |
| 429 AND (c=31031 OR d IS NULL) |
| 430 ORDER BY +a |
| 431 } |
| 432 } {92 93 97 scan 98 sort 1} |
| 433 do_test where9-4.7 { |
| 434 catchsql { |
| 435 SELECT a FROM t1 INDEXED BY t1c |
| 436 WHERE b>1000 |
| 437 AND (c=31031 OR d IS NULL) |
| 438 ORDER BY +a |
| 439 } |
| 440 } {1 {cannot use index: t1c}} |
| 441 do_test where9-4.8 { |
| 442 catchsql { |
| 443 SELECT a FROM t1 INDEXED BY t1d |
| 444 WHERE b>1000 |
| 445 AND (c=31031 OR d IS NULL) |
| 446 ORDER BY +a |
| 447 } |
| 448 } {1 {cannot use index: t1d}} |
| 449 |
| 450 ifcapable explain { |
| 451 # The (c=31031 OR d IS NULL) clause is preferred over b>1000 because |
| 452 # the former is an equality test which is expected to return fewer rows. |
| 453 # |
| 454 do_execsql_test where9-5.1 { |
| 455 EXPLAIN QUERY PLAN SELECT a FROM t1 WHERE b>1000 AND (c=31031 OR d IS NULL) |
| 456 } { |
| 457 0 0 0 {SEARCH TABLE t1 USING INDEX t1c (c=?) (~10 rows)} |
| 458 0 0 0 {SEARCH TABLE t1 USING INDEX t1d (d=?) (~10 rows)} |
| 459 } |
| 460 |
| 461 # In contrast, b=1000 is preferred over any OR-clause. |
| 462 # |
| 463 do_execsql_test where9-5.2 { |
| 464 EXPLAIN QUERY PLAN SELECT a FROM t1 WHERE b=1000 AND (c=31031 OR d IS NULL) |
| 465 } { |
| 466 0 0 0 {SEARCH TABLE t1 USING INDEX t1b (b=?) (~5 rows)} |
| 467 } |
| 468 |
| 469 # Likewise, inequalities in an AND are preferred over inequalities in |
| 470 # an OR. |
| 471 # |
| 472 do_execsql_test where9-5.3 { |
| 473 EXPLAIN QUERY PLAN SELECT a FROM t1 WHERE b>1000 AND (c>=31031 OR d IS NULL) |
| 474 } { |
| 475 0 0 0 {SEARCH TABLE t1 USING INDEX t1b (b>?) (~125000 rows)} |
| 476 } |
| 477 } |
| 478 |
| 479 ############################################################################ |
| 480 # Make sure OR-clauses work correctly on UPDATE and DELETE statements. |
| 481 |
| 482 do_test where9-6.2.1 { |
| 483 db eval {SELECT count(*) FROM t1 UNION ALL SELECT a FROM t1 WHERE a>=85} |
| 484 } {99 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99} |
| 485 |
| 486 do_test where9-6.2.2 { ;# Deletes entries 90 91 92 96 97 99 |
| 487 count_steps { |
| 488 BEGIN; |
| 489 DELETE FROM t1 |
| 490 WHERE b IS NULL |
| 491 OR c IS NULL |
| 492 OR d IS NULL |
| 493 } |
| 494 } {scan 0 sort 0} |
| 495 |
| 496 do_test where9-6.2.3 { |
| 497 db eval { |
| 498 SELECT count(*) FROM t1 UNION ALL |
| 499 SELECT a FROM t1 WHERE a>=85; |
| 500 ROLLBACK; |
| 501 } |
| 502 } {93 85 86 87 88 89 93 94 95 98} |
| 503 |
| 504 do_test where9-6.2.4 { ;# Deletes entries 90 91 92 96 97 99 |
| 505 count_steps { |
| 506 BEGIN; |
| 507 DELETE FROM t1 |
| 508 WHERE +b IS NULL |
| 509 OR c IS NULL |
| 510 OR d IS NULL |
| 511 } |
| 512 } {scan 98 sort 0} |
| 513 |
| 514 do_test where9-6.2.5 { |
| 515 db eval { |
| 516 SELECT count(*) FROM t1 UNION ALL |
| 517 SELECT a FROM t1 WHERE a>=85; |
| 518 ROLLBACK; |
| 519 } |
| 520 } {93 85 86 87 88 89 93 94 95 98} |
| 521 |
| 522 do_test where9-6.2.6 { |
| 523 count_steps { |
| 524 BEGIN; |
| 525 UPDATE t1 SET a=a+100 |
| 526 WHERE (b IS NULL |
| 527 OR c IS NULL |
| 528 OR d IS NULL) |
| 529 AND a!=92 |
| 530 AND a!=97 |
| 531 } |
| 532 } {scan 0 sort 0} ;# Add 100 to entries 90 91 96 99 |
| 533 |
| 534 do_test where9-6.2.7 { |
| 535 db eval { |
| 536 SELECT count(*) FROM t1 UNION ALL |
| 537 SELECT a FROM t1 WHERE a>=85; |
| 538 ROLLBACK |
| 539 } |
| 540 } {99 85 86 87 88 89 92 93 94 95 97 98 190 191 196 199} |
| 541 |
| 542 do_test where9-6.2.8 { ;# Deletes entries 90 91 92 97 99 |
| 543 count_steps { |
| 544 BEGIN; |
| 545 DELETE FROM t1 |
| 546 WHERE (b IS NULL |
| 547 OR c IS NULL |
| 548 OR d IS NULL) |
| 549 AND a!=96 |
| 550 } |
| 551 } {scan 0 sort 0} |
| 552 |
| 553 do_test where9-6.2.9 { |
| 554 db eval { |
| 555 SELECT count(*) FROM t1 UNION ALL SELECT a FROM t1 WHERE a>=85; |
| 556 ROLLBACK; |
| 557 } |
| 558 } {94 85 86 87 88 89 93 94 95 96 98} |
| 559 |
| 560 do_test where9-6.3.1 { |
| 561 count_steps { |
| 562 BEGIN; |
| 563 DELETE FROM t1 |
| 564 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) |
| 565 OR (b NOT NULL AND c IS NULL AND d NOT NULL) |
| 566 OR (b NOT NULL AND c NOT NULL AND d IS NULL) |
| 567 } |
| 568 } {scan 0 sort 0} ;# DELETEs rows 90 91 92 97 |
| 569 do_test where9-6.3.2 { |
| 570 db eval { |
| 571 SELECT count(*) FROM t1 UNION ALL |
| 572 SELECT a FROM t1 WHERE a BETWEEN 85 AND 100; |
| 573 ROLLBACK; |
| 574 } |
| 575 } {95 85 86 87 88 89 93 94 95 96 98 99} |
| 576 |
| 577 do_test where9-6.3.3 { |
| 578 count_steps { |
| 579 BEGIN; |
| 580 UPDATE t1 SET a=a+100 |
| 581 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) |
| 582 OR (b NOT NULL AND c IS NULL AND d NOT NULL) |
| 583 OR (b NOT NULL AND c NOT NULL AND d IS NULL) |
| 584 } |
| 585 } {scan 0 sort 0} ;# Add 100 to rowids 90 91 92 97 |
| 586 do_test where9-6.3.4 { |
| 587 db eval { |
| 588 SELECT count(*) FROM t1 UNION ALL |
| 589 SELECT a FROM t1 WHERE a BETWEEN 85 AND 200; |
| 590 ROLLBACK; |
| 591 } |
| 592 } {99 85 86 87 88 89 93 94 95 96 98 99 190 191 192 197} |
| 593 |
| 594 do_test where9-6.3.5 { |
| 595 count_steps { |
| 596 BEGIN; |
| 597 DELETE FROM t1 |
| 598 WHERE (+b IS NULL AND c NOT NULL AND d NOT NULL) |
| 599 OR (b NOT NULL AND c IS NULL AND d NOT NULL) |
| 600 OR (b NOT NULL AND c NOT NULL AND d IS NULL) |
| 601 } |
| 602 } {scan 98 sort 0} ;# DELETEs rows 90 91 92 97 |
| 603 do_test where9-6.3.6 { |
| 604 db eval { |
| 605 SELECT count(*) FROM t1 UNION ALL |
| 606 SELECT a FROM t1 WHERE a BETWEEN 85 AND 100; |
| 607 ROLLBACK; |
| 608 } |
| 609 } {95 85 86 87 88 89 93 94 95 96 98 99} |
| 610 |
| 611 do_test where9-6.3.7 { |
| 612 count_steps { |
| 613 BEGIN; |
| 614 UPDATE t1 SET a=a+100 |
| 615 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) |
| 616 OR (b NOT NULL AND +c IS NULL AND d NOT NULL) |
| 617 OR (b NOT NULL AND c NOT NULL AND d IS NULL) |
| 618 } |
| 619 } {scan 98 sort 0} ;# Add 100 to rowids 90 91 92 97 |
| 620 do_test where9-6.3.8 { |
| 621 db eval { |
| 622 SELECT count(*) FROM t1 UNION ALL |
| 623 SELECT a FROM t1 WHERE a BETWEEN 85 AND 100; |
| 624 ROLLBACK; |
| 625 } |
| 626 } {99 85 86 87 88 89 93 94 95 96 98 99} |
| 627 |
| 628 |
| 629 do_test where9-6.4.1 { |
| 630 count_steps { |
| 631 BEGIN; |
| 632 DELETE FROM t1 |
| 633 WHERE (b>=950 AND b<=1010) OR (b IS NULL AND c NOT NULL) |
| 634 } |
| 635 } {scan 0 sort 0} ;# DELETE rows 87 88 89 90 91 |
| 636 do_test where9-6.4.2 { |
| 637 db eval { |
| 638 SELECT count(*) FROM t1 UNION ALL |
| 639 SELECT a FROM t1 WHERE a BETWEEN 85 AND 100; |
| 640 ROLLBACK; |
| 641 } |
| 642 } {94 85 86 92 93 94 95 96 97 98 99} |
| 643 do_test where9-6.4.3 { |
| 644 count_steps { |
| 645 BEGIN; |
| 646 UPDATE t1 SET a=a+100 |
| 647 WHERE (b>=950 AND b<=1010) OR (b IS NULL AND c NOT NULL) |
| 648 } |
| 649 } {scan 0 sort 0} ;# Add 100 to rowids 87 88 89 90 91 |
| 650 do_test where9-6.4.4 { |
| 651 db eval { |
| 652 SELECT count(*) FROM t1 UNION ALL |
| 653 SELECT a FROM t1 WHERE a BETWEEN 85 AND 100; |
| 654 ROLLBACK; |
| 655 } |
| 656 } {99 85 86 92 93 94 95 96 97 98 99} |
| 657 |
| 658 |
| 659 do_test where9-6.5.1 { |
| 660 count_steps { |
| 661 BEGIN; |
| 662 DELETE FROM t1 |
| 663 WHERE a=83 |
| 664 OR b=913 |
| 665 OR c=28028 |
| 666 OR (d>=82 AND d<83) |
| 667 OR (e>2802 AND e<2803) |
| 668 OR f='fghijklmn' |
| 669 OR g='hgfedcb' |
| 670 } |
| 671 } {scan 0 sort 0} ;# DELETE rows 5 31 57 82 83 84 85 86 87 |
| 672 do_test where9-6.5.2 { |
| 673 db eval { |
| 674 SELECT count(*) FROM t1 UNION ALL |
| 675 SELECT a FROM t1 WHERE a IN (5,31,57,82,83,84,85,86,87); |
| 676 ROLLBACK; |
| 677 } |
| 678 } {90} |
| 679 |
| 680 do_test where9-6.5.3 { |
| 681 count_steps { |
| 682 BEGIN; |
| 683 UPDATE t1 SET a=a+100 |
| 684 WHERE a=83 |
| 685 OR b=913 |
| 686 OR c=28028 |
| 687 OR (d>=82 AND d<83) |
| 688 OR (e>2802 AND e<2803) |
| 689 OR f='fghijklmn' |
| 690 OR g='hgfedcb' |
| 691 } |
| 692 } {scan 0 sort 0} ;# Add 100 to rowids 5 31 57 82 83 84 85 86 87 |
| 693 do_test where9-6.5.4 { |
| 694 db eval { |
| 695 SELECT count(*) FROM t1 UNION ALL |
| 696 SELECT a FROM t1 WHERE a%100 IN (5,31,57,82,83,84,85,86,87); |
| 697 ROLLBACK; |
| 698 } |
| 699 } {99 105 131 157 182 183 184 185 186 187} |
| 700 |
| 701 do_test where9-6.6.1 { |
| 702 count_steps { |
| 703 BEGIN; |
| 704 DELETE FROM t1 |
| 705 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) |
| 706 OR (b NOT NULL AND +c IS NULL AND d NOT NULL) |
| 707 OR (b NOT NULL AND c NOT NULL AND d IS NULL) |
| 708 } |
| 709 } {scan 98 sort 0} ;# DELETEs rows 90 91 92 97 |
| 710 do_test where9-6.6.2 { |
| 711 db eval { |
| 712 SELECT count(*) FROM t1 UNION ALL |
| 713 SELECT a FROM t1 WHERE a BETWEEN 85 AND 100; |
| 714 ROLLBACK; |
| 715 } |
| 716 } {95 85 86 87 88 89 93 94 95 96 98 99} |
| 717 |
| 718 do_test where9-6.6.3 { |
| 719 count_steps { |
| 720 BEGIN; |
| 721 UPDATE t1 SET a=a+100 |
| 722 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) |
| 723 OR (b NOT NULL AND +c IS NULL AND d NOT NULL) |
| 724 OR (b NOT NULL AND c NOT NULL AND d IS NULL) |
| 725 } |
| 726 } {scan 98 sort 0} ;# Add 100 to rowids 90 91 92 97 |
| 727 do_test where9-6.6.4 { |
| 728 db eval { |
| 729 SELECT count(*) FROM t1 UNION ALL |
| 730 SELECT a FROM t1 WHERE a BETWEEN 85 AND 200; |
| 731 ROLLBACK; |
| 732 } |
| 733 } {99 85 86 87 88 89 93 94 95 96 98 99 190 191 192 197} |
| 734 |
| 735 do_test where9-6.7.1 { |
| 736 count_steps { |
| 737 BEGIN; |
| 738 DELETE FROM t1 NOT INDEXED |
| 739 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) |
| 740 OR (b NOT NULL AND c IS NULL AND d NOT NULL) |
| 741 OR (b NOT NULL AND c NOT NULL AND d IS NULL) |
| 742 } |
| 743 } {scan 98 sort 0} ;# DELETEs rows 90 91 92 97 |
| 744 do_test where9-6.7.2 { |
| 745 db eval { |
| 746 SELECT count(*) FROM t1 UNION ALL |
| 747 SELECT a FROM t1 WHERE a BETWEEN 85 AND 100; |
| 748 ROLLBACK; |
| 749 } |
| 750 } {95 85 86 87 88 89 93 94 95 96 98 99} |
| 751 |
| 752 do_test where9-6.7.3 { |
| 753 count_steps { |
| 754 BEGIN; |
| 755 UPDATE t1 NOT INDEXED SET a=a+100 |
| 756 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) |
| 757 OR (b NOT NULL AND c IS NULL AND d NOT NULL) |
| 758 OR (b NOT NULL AND c NOT NULL AND d IS NULL) |
| 759 } |
| 760 } {scan 98 sort 0} ;# Add 100 to rowids 90 91 92 97 |
| 761 do_test where9-6.7.4 { |
| 762 db eval { |
| 763 SELECT count(*) FROM t1 UNION ALL |
| 764 SELECT a FROM t1 WHERE a BETWEEN 85 AND 200; |
| 765 ROLLBACK; |
| 766 } |
| 767 } {99 85 86 87 88 89 93 94 95 96 98 99 190 191 192 197} |
| 768 |
| 769 do_test where9-6.8.1 { |
| 770 catchsql { |
| 771 DELETE FROM t1 INDEXED BY t1b |
| 772 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) |
| 773 OR (b NOT NULL AND c IS NULL AND d NOT NULL) |
| 774 OR (b NOT NULL AND c NOT NULL AND d IS NULL) |
| 775 } |
| 776 } {1 {cannot use index: t1b}} |
| 777 do_test where9-6.8.2 { |
| 778 catchsql { |
| 779 UPDATE t1 INDEXED BY t1b SET a=a+100 |
| 780 WHERE (b IS NULL AND c NOT NULL AND d NOT NULL) |
| 781 OR (b NOT NULL AND c IS NULL AND d NOT NULL) |
| 782 OR (b NOT NULL AND c NOT NULL AND d IS NULL) |
| 783 } |
| 784 } {1 {cannot use index: t1b}} |
| 785 |
| 786 finish_test |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 694353003:
Get `gn gen` to succeed on Windows (Closed)
Base URL: https://github.com/domokit/mojo.git@master