dan | af0d8bc | 2013-09-04 16:38:42 +0000 | [diff] [blame] | 1 | # 2013 August 3 |
| 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 | # |
| 12 | # This file contains automated tests used to verify that the sqlite_stat3 |
| 13 | # functionality is working. The tests in this file are based on a subset |
| 14 | # of the sqlite_stat4 tests in analyze9.test. |
| 15 | # |
| 16 | |
| 17 | set testdir [file dirname $argv0] |
| 18 | source $testdir/tester.tcl |
| 19 | set testprefix analyzeB |
| 20 | |
| 21 | ifcapable !stat3 { |
| 22 | finish_test |
| 23 | return |
| 24 | } |
| 25 | |
| 26 | do_execsql_test 1.0 { |
| 27 | CREATE TABLE t1(a TEXT, b TEXT); |
| 28 | INSERT INTO t1 VALUES('(0)', '(0)'); |
| 29 | INSERT INTO t1 VALUES('(1)', '(1)'); |
| 30 | INSERT INTO t1 VALUES('(2)', '(2)'); |
| 31 | INSERT INTO t1 VALUES('(3)', '(3)'); |
| 32 | INSERT INTO t1 VALUES('(4)', '(4)'); |
| 33 | CREATE INDEX i1 ON t1(a, b); |
| 34 | } {} |
| 35 | |
| 36 | |
| 37 | do_execsql_test 1.1 { |
| 38 | ANALYZE; |
| 39 | } {} |
| 40 | |
| 41 | do_execsql_test 1.2 { |
| 42 | SELECT tbl,idx,nEq,nLt,nDLt,quote(sample) FROM sqlite_stat3; |
| 43 | } { |
| 44 | t1 i1 1 0 0 '(0)' |
| 45 | t1 i1 1 1 1 '(1)' |
| 46 | t1 i1 1 2 2 '(2)' |
| 47 | t1 i1 1 3 3 '(3)' |
| 48 | t1 i1 1 4 4 '(4)' |
| 49 | } |
| 50 | |
| 51 | if {[permutation] != "utf16"} { |
| 52 | do_execsql_test 1.3 { |
| 53 | SELECT tbl,idx,nEq,nLt,nDLt,quote(sample) FROM sqlite_stat3; |
| 54 | } { |
| 55 | t1 i1 1 0 0 '(0)' |
| 56 | t1 i1 1 1 1 '(1)' |
| 57 | t1 i1 1 2 2 '(2)' |
| 58 | t1 i1 1 3 3 '(3)' |
| 59 | t1 i1 1 4 4 '(4)' |
| 60 | } |
| 61 | } |
| 62 | |
| 63 | |
| 64 | #------------------------------------------------------------------------- |
| 65 | # This is really just to test SQL user function "test_decode". |
| 66 | # |
| 67 | reset_db |
| 68 | do_execsql_test 2.1 { |
| 69 | CREATE TABLE t1(a, b, c); |
| 70 | INSERT INTO t1(a) VALUES('some text'); |
| 71 | INSERT INTO t1(a) VALUES(14); |
| 72 | INSERT INTO t1(a) VALUES(NULL); |
| 73 | INSERT INTO t1(a) VALUES(22.0); |
| 74 | INSERT INTO t1(a) VALUES(x'656667'); |
| 75 | CREATE INDEX i1 ON t1(a, b, c); |
| 76 | ANALYZE; |
| 77 | SELECT quote(sample) FROM sqlite_stat3; |
| 78 | } { |
| 79 | NULL 14 22.0 {'some text'} X'656667' |
| 80 | } |
| 81 | |
| 82 | #------------------------------------------------------------------------- |
| 83 | # |
| 84 | reset_db |
| 85 | do_execsql_test 3.1 { |
| 86 | CREATE TABLE t2(a, b); |
| 87 | CREATE INDEX i2 ON t2(a, b); |
| 88 | BEGIN; |
| 89 | } |
| 90 | |
| 91 | do_test 3.2 { |
| 92 | for {set i 0} {$i < 1000} {incr i} { |
| 93 | set a [expr $i / 10] |
| 94 | set b [expr int(rand() * 15.0)] |
| 95 | execsql { INSERT INTO t2 VALUES($a, $b) } |
| 96 | } |
| 97 | execsql COMMIT |
| 98 | } {} |
| 99 | |
| 100 | db func lindex lindex |
| 101 | |
| 102 | # Each value of "a" occurs exactly 10 times in the table. |
| 103 | # |
| 104 | do_execsql_test 3.3.1 { |
| 105 | SELECT count(*) FROM t2 GROUP BY a; |
| 106 | } [lrange [string repeat "10 " 100] 0 99] |
| 107 | |
| 108 | # The first element in the "nEq" list of all samples should therefore be 10. |
| 109 | # |
| 110 | do_execsql_test 3.3.2 { |
| 111 | ANALYZE; |
| 112 | SELECT nEq FROM sqlite_stat3; |
| 113 | } [lrange [string repeat "10 " 100] 0 23] |
| 114 | |
| 115 | #------------------------------------------------------------------------- |
| 116 | # |
| 117 | do_execsql_test 3.4 { |
| 118 | DROP TABLE IF EXISTS t1; |
| 119 | CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c); |
| 120 | INSERT INTO t1 VALUES(1, 1, 'one-a'); |
| 121 | INSERT INTO t1 VALUES(11, 1, 'one-b'); |
| 122 | INSERT INTO t1 VALUES(21, 1, 'one-c'); |
| 123 | INSERT INTO t1 VALUES(31, 1, 'one-d'); |
| 124 | INSERT INTO t1 VALUES(41, 1, 'one-e'); |
| 125 | INSERT INTO t1 VALUES(51, 1, 'one-f'); |
| 126 | INSERT INTO t1 VALUES(61, 1, 'one-g'); |
| 127 | INSERT INTO t1 VALUES(71, 1, 'one-h'); |
| 128 | INSERT INTO t1 VALUES(81, 1, 'one-i'); |
| 129 | INSERT INTO t1 VALUES(91, 1, 'one-j'); |
| 130 | INSERT INTO t1 SELECT a+1,2,'two' || substr(c,4) FROM t1; |
| 131 | INSERT INTO t1 SELECT a+2,3,'three'||substr(c,4) FROM t1 WHERE c GLOB 'one-*'; |
| 132 | INSERT INTO t1 SELECT a+3,4,'four'||substr(c,4) FROM t1 WHERE c GLOB 'one-*'; |
| 133 | INSERT INTO t1 SELECT a+4,5,'five'||substr(c,4) FROM t1 WHERE c GLOB 'one-*'; |
| 134 | INSERT INTO t1 SELECT a+5,6,'six'||substr(c,4) FROM t1 WHERE c GLOB 'one-*'; |
| 135 | CREATE INDEX t1b ON t1(b); |
| 136 | ANALYZE; |
| 137 | SELECT c FROM t1 WHERE b=3 AND a BETWEEN 30 AND 60; |
| 138 | } {three-d three-e three-f} |
| 139 | |
| 140 | |
| 141 | #------------------------------------------------------------------------- |
| 142 | # These tests verify that the sample selection for stat3 appears to be |
| 143 | # working as designed. |
| 144 | # |
| 145 | |
| 146 | reset_db |
| 147 | db func lindex lindex |
| 148 | db func lrange lrange |
| 149 | |
| 150 | do_execsql_test 4.0 { |
| 151 | DROP TABLE IF EXISTS t1; |
| 152 | CREATE TABLE t1(a, b, c); |
| 153 | CREATE INDEX i1 ON t1(c, b, a); |
| 154 | } |
| 155 | |
| 156 | |
| 157 | proc insert_filler_rows_n {iStart args} { |
| 158 | set A(-ncopy) 1 |
| 159 | set A(-nval) 1 |
| 160 | |
| 161 | foreach {k v} $args { |
| 162 | if {[info exists A($k)]==0} { error "no such option: $k" } |
| 163 | set A($k) $v |
| 164 | } |
| 165 | if {[llength $args] % 2} { |
| 166 | error "option requires an argument: [lindex $args end]" |
| 167 | } |
| 168 | |
| 169 | for {set i 0} {$i < $A(-nval)} {incr i} { |
| 170 | set iVal [expr $iStart+$i] |
| 171 | for {set j 0} {$j < $A(-ncopy)} {incr j} { |
| 172 | execsql { INSERT INTO t1 VALUES($iVal, $iVal, $iVal) } |
| 173 | } |
| 174 | } |
| 175 | } |
| 176 | |
| 177 | do_test 4.1 { |
| 178 | execsql { BEGIN } |
| 179 | insert_filler_rows_n 0 -ncopy 10 -nval 19 |
| 180 | insert_filler_rows_n 20 -ncopy 1 -nval 100 |
| 181 | |
| 182 | execsql { |
| 183 | INSERT INTO t1(c, b, a) VALUES(200, 1, 'a'); |
| 184 | INSERT INTO t1(c, b, a) VALUES(200, 1, 'b'); |
| 185 | INSERT INTO t1(c, b, a) VALUES(200, 1, 'c'); |
| 186 | |
| 187 | INSERT INTO t1(c, b, a) VALUES(200, 2, 'e'); |
| 188 | INSERT INTO t1(c, b, a) VALUES(200, 2, 'f'); |
| 189 | |
| 190 | INSERT INTO t1(c, b, a) VALUES(201, 3, 'g'); |
| 191 | INSERT INTO t1(c, b, a) VALUES(201, 4, 'h'); |
| 192 | |
| 193 | ANALYZE; |
| 194 | SELECT count(*) FROM sqlite_stat3; |
| 195 | SELECT count(*) FROM t1; |
| 196 | } |
| 197 | } {24 297} |
| 198 | |
| 199 | do_execsql_test 4.2 { |
| 200 | SELECT neq, nlt, ndlt, sample FROM sqlite_stat3 ORDER BY rowid LIMIT 16; |
| 201 | } { |
| 202 | 10 0 0 0 |
| 203 | 10 10 1 1 |
| 204 | 10 20 2 2 |
| 205 | 10 30 3 3 |
| 206 | 10 40 4 4 |
| 207 | 10 50 5 5 |
| 208 | 10 60 6 6 |
| 209 | 10 70 7 7 |
| 210 | 10 80 8 8 |
| 211 | 10 90 9 9 |
| 212 | 10 100 10 10 |
| 213 | 10 110 11 11 |
| 214 | 10 120 12 12 |
| 215 | 10 130 13 13 |
| 216 | 10 140 14 14 |
| 217 | 10 150 15 15 |
| 218 | } |
| 219 | |
| 220 | do_execsql_test 4.3 { |
| 221 | SELECT neq, nlt, ndlt, sample FROM sqlite_stat3 |
| 222 | ORDER BY rowid DESC LIMIT 2; |
| 223 | } { |
| 224 | 2 295 120 201 |
| 225 | 5 290 119 200 |
| 226 | } |
| 227 | |
| 228 | do_execsql_test 4.4 { SELECT count(DISTINCT c) FROM t1 WHERE c<201 } 120 |
| 229 | do_execsql_test 4.5 { SELECT count(DISTINCT c) FROM t1 WHERE c<200 } 119 |
| 230 | |
| 231 | reset_db |
| 232 | do_test 4.7 { |
| 233 | execsql { |
| 234 | BEGIN; |
| 235 | CREATE TABLE t1(o,t INTEGER PRIMARY KEY); |
| 236 | CREATE INDEX i1 ON t1(o); |
| 237 | } |
| 238 | for {set i 0} {$i<10000} {incr i [expr (($i<1000)?1:10)]} { |
| 239 | execsql { INSERT INTO t1 VALUES('x', $i) } |
| 240 | } |
| 241 | execsql { |
| 242 | COMMIT; |
| 243 | ANALYZE; |
| 244 | SELECT count(*) FROM sqlite_stat3; |
| 245 | } |
| 246 | } {1} |
| 247 | do_execsql_test 4.8 { |
| 248 | SELECT sample FROM sqlite_stat3; |
| 249 | } {x} |
| 250 | |
| 251 | |
| 252 | #------------------------------------------------------------------------- |
| 253 | # The following would cause a crash at one point. |
| 254 | # |
| 255 | reset_db |
| 256 | do_execsql_test 5.1 { |
| 257 | PRAGMA encoding = 'utf-16'; |
| 258 | CREATE TABLE t0(v); |
| 259 | ANALYZE; |
| 260 | } |
| 261 | |
| 262 | #------------------------------------------------------------------------- |
| 263 | # This was also crashing (corrupt sqlite_stat3 table). |
| 264 | # |
| 265 | reset_db |
| 266 | do_execsql_test 6.1 { |
| 267 | CREATE TABLE t1(a, b); |
| 268 | CREATE INDEX i1 ON t1(a); |
| 269 | CREATE INDEX i2 ON t1(b); |
| 270 | INSERT INTO t1 VALUES(1, 1); |
| 271 | INSERT INTO t1 VALUES(2, 2); |
| 272 | INSERT INTO t1 VALUES(3, 3); |
| 273 | INSERT INTO t1 VALUES(4, 4); |
| 274 | INSERT INTO t1 VALUES(5, 5); |
| 275 | ANALYZE; |
| 276 | PRAGMA writable_schema = 1; |
| 277 | CREATE TEMP TABLE x1 AS |
| 278 | SELECT tbl,idx,neq,nlt,ndlt,sample FROM sqlite_stat3 |
| 279 | ORDER BY (rowid%5), rowid; |
| 280 | DELETE FROM sqlite_stat3; |
| 281 | INSERT INTO sqlite_stat3 SELECT * FROM x1; |
| 282 | PRAGMA writable_schema = 0; |
| 283 | ANALYZE sqlite_master; |
| 284 | } |
| 285 | do_execsql_test 6.2 { |
| 286 | SELECT * FROM t1 WHERE a = 'abc'; |
| 287 | } |
| 288 | |
| 289 | #------------------------------------------------------------------------- |
| 290 | # The following tests experiment with adding corrupted records to the |
| 291 | # 'sample' column of the sqlite_stat3 table. |
| 292 | # |
| 293 | reset_db |
| 294 | sqlite3_db_config_lookaside db 0 0 0 |
| 295 | |
| 296 | do_execsql_test 7.1 { |
| 297 | CREATE TABLE t1(a, b); |
| 298 | CREATE INDEX i1 ON t1(a, b); |
| 299 | INSERT INTO t1 VALUES(1, 1); |
| 300 | INSERT INTO t1 VALUES(2, 2); |
| 301 | INSERT INTO t1 VALUES(3, 3); |
| 302 | INSERT INTO t1 VALUES(4, 4); |
| 303 | INSERT INTO t1 VALUES(5, 5); |
| 304 | ANALYZE; |
| 305 | UPDATE sqlite_stat3 SET sample = X'' WHERE rowid = 1; |
| 306 | ANALYZE sqlite_master; |
| 307 | } |
| 308 | |
| 309 | do_execsql_test 7.2 { |
| 310 | UPDATE sqlite_stat3 SET sample = X'FFFF'; |
| 311 | ANALYZE sqlite_master; |
| 312 | SELECT * FROM t1 WHERE a = 1; |
| 313 | } {1 1} |
| 314 | |
| 315 | do_execsql_test 7.3 { |
| 316 | ANALYZE; |
| 317 | UPDATE sqlite_stat3 SET neq = '0 0 0'; |
| 318 | ANALYZE sqlite_master; |
| 319 | SELECT * FROM t1 WHERE a = 1; |
| 320 | } {1 1} |
| 321 | |
| 322 | do_execsql_test 7.4 { |
| 323 | ANALYZE; |
| 324 | UPDATE sqlite_stat3 SET ndlt = '0 0 0'; |
| 325 | ANALYZE sqlite_master; |
| 326 | SELECT * FROM t1 WHERE a = 3; |
| 327 | } {3 3} |
| 328 | |
| 329 | do_execsql_test 7.5 { |
| 330 | ANALYZE; |
| 331 | UPDATE sqlite_stat3 SET nlt = '0 0 0'; |
| 332 | ANALYZE sqlite_master; |
| 333 | SELECT * FROM t1 WHERE a = 5; |
| 334 | } {5 5} |
| 335 | |
| 336 | #------------------------------------------------------------------------- |
| 337 | # |
| 338 | reset_db |
| 339 | do_execsql_test 8.1 { |
| 340 | CREATE TABLE t1(x TEXT); |
| 341 | CREATE INDEX i1 ON t1(x); |
| 342 | INSERT INTO t1 VALUES('1'); |
| 343 | INSERT INTO t1 VALUES('2'); |
| 344 | INSERT INTO t1 VALUES('3'); |
| 345 | INSERT INTO t1 VALUES('4'); |
| 346 | ANALYZE; |
| 347 | } |
| 348 | do_execsql_test 8.2 { |
| 349 | SELECT * FROM t1 WHERE x = 3; |
| 350 | } {3} |
| 351 | |
| 352 | #------------------------------------------------------------------------- |
| 353 | # |
| 354 | reset_db |
| 355 | do_execsql_test 9.1 { |
| 356 | CREATE TABLE t1(a, b, c, d, e); |
| 357 | CREATE INDEX i1 ON t1(a, b, c, d); |
| 358 | CREATE INDEX i2 ON t1(e); |
| 359 | } |
| 360 | do_test 9.2 { |
| 361 | execsql BEGIN; |
| 362 | for {set i 0} {$i < 100} {incr i} { |
| 363 | execsql "INSERT INTO t1 VALUES('x', 'y', 'z', $i, [expr $i/2])" |
| 364 | } |
| 365 | for {set i 0} {$i < 20} {incr i} { |
| 366 | execsql "INSERT INTO t1 VALUES('x', 'y', 'z', 101, $i)" |
| 367 | } |
| 368 | for {set i 102} {$i < 200} {incr i} { |
| 369 | execsql "INSERT INTO t1 VALUES('x', 'y', 'z', $i, [expr $i/2])" |
| 370 | } |
| 371 | execsql COMMIT |
| 372 | execsql ANALYZE |
| 373 | } {} |
| 374 | |
| 375 | do_eqp_test 9.3.1 { |
| 376 | SELECT * FROM t1 WHERE a='x' AND b='y' AND c='z' AND d=101 AND e=5; |
| 377 | } {/t1 USING INDEX i1/} |
| 378 | do_eqp_test 9.3.2 { |
| 379 | SELECT * FROM t1 WHERE a='x' AND b='y' AND c='z' AND d=99 AND e=5; |
| 380 | } {/t1 USING INDEX i1/} |
| 381 | |
| 382 | set value_d [expr 101] |
| 383 | do_eqp_test 9.4.1 { |
| 384 | SELECT * FROM t1 WHERE a='x' AND b='y' AND c='z' AND d=$value_d AND e=5 |
| 385 | } {/t1 USING INDEX i1/} |
| 386 | set value_d [expr 99] |
| 387 | do_eqp_test 9.4.2 { |
| 388 | SELECT * FROM t1 WHERE a='x' AND b='y' AND c='z' AND d=$value_d AND e=5 |
| 389 | } {/t1 USING INDEX i1/} |
| 390 | |
| 391 | #------------------------------------------------------------------------- |
| 392 | # Check that the planner takes stat3 data into account when considering |
| 393 | # "IS NULL" and "IS NOT NULL" constraints. |
| 394 | # |
| 395 | do_execsql_test 10.1.1 { |
| 396 | DROP TABLE IF EXISTS t3; |
| 397 | CREATE TABLE t3(a, b); |
| 398 | CREATE INDEX t3a ON t3(a); |
| 399 | CREATE INDEX t3b ON t3(b); |
| 400 | } |
| 401 | do_test 10.1.2 { |
| 402 | for {set i 1} {$i < 100} {incr i} { |
| 403 | if {$i>90} { set a $i } else { set a NULL } |
| 404 | set b [expr $i % 5] |
| 405 | execsql "INSERT INTO t3 VALUES($a, $b)" |
| 406 | } |
| 407 | execsql ANALYZE |
| 408 | } {} |
| 409 | do_eqp_test 10.1.3 { |
| 410 | SELECT * FROM t3 WHERE a IS NULL AND b = 2 |
| 411 | } {/t3 USING INDEX t3b/} |
| 412 | do_eqp_test 10.1.4 { |
| 413 | SELECT * FROM t3 WHERE a IS NOT NULL AND b = 2 |
| 414 | } {/t3 USING INDEX t3a/} |
| 415 | |
| 416 | #------------------------------------------------------------------------- |
| 417 | # Check that stat3 data is used correctly with non-default collation |
| 418 | # sequences. |
| 419 | # |
| 420 | foreach {tn schema} { |
| 421 | 1 { |
| 422 | CREATE TABLE t4(a COLLATE nocase, b); |
| 423 | CREATE INDEX t4a ON t4(a); |
| 424 | CREATE INDEX t4b ON t4(b); |
| 425 | } |
| 426 | 2 { |
| 427 | CREATE TABLE t4(a, b); |
| 428 | CREATE INDEX t4a ON t4(a COLLATE nocase); |
| 429 | CREATE INDEX t4b ON t4(b); |
| 430 | } |
| 431 | } { |
| 432 | drop_all_tables |
| 433 | do_test 11.$tn.1 { execsql $schema } {} |
| 434 | |
| 435 | do_test 11.$tn.2 { |
| 436 | for {set i 0} {$i < 100} {incr i} { |
| 437 | if { ($i % 10)==0 } { set a ABC } else { set a DEF } |
| 438 | set b [expr $i % 5] |
| 439 | execsql { INSERT INTO t4 VALUES($a, $b) } |
| 440 | } |
| 441 | execsql ANALYZE |
| 442 | } {} |
| 443 | |
| 444 | do_eqp_test 11.$tn.3 { |
| 445 | SELECT * FROM t4 WHERE a = 'def' AND b = 3; |
| 446 | } {/t4 USING INDEX t4b/} |
| 447 | |
| 448 | if {$tn==1} { |
| 449 | set sql "SELECT * FROM t4 WHERE a = 'abc' AND b = 3;" |
| 450 | do_eqp_test 11.$tn.4 $sql {/t4 USING INDEX t4a/} |
| 451 | } else { |
| 452 | |
| 453 | set sql "SELECT * FROM t4 WHERE a = 'abc' COLLATE nocase AND b = 3;" |
| 454 | do_eqp_test 11.$tn.5 $sql {/t4 USING INDEX t4a/} |
| 455 | |
| 456 | set sql "SELECT * FROM t4 WHERE a COLLATE nocase = 'abc' AND b = 3;" |
| 457 | do_eqp_test 11.$tn.6 $sql {/t4 USING INDEX t4a/} |
| 458 | } |
| 459 | } |
| 460 | |
| 461 | #------------------------------------------------------------------------- |
| 462 | # Test that nothing untoward happens if the stat3 table contains entries |
| 463 | # for indexes that do not exist. Or NULL values in the idx column. |
| 464 | # Or NULL values in any of the other columns. |
| 465 | # |
| 466 | drop_all_tables |
| 467 | do_execsql_test 15.1 { |
| 468 | CREATE TABLE x1(a, b, UNIQUE(a, b)); |
| 469 | INSERT INTO x1 VALUES(1, 2); |
| 470 | INSERT INTO x1 VALUES(3, 4); |
| 471 | INSERT INTO x1 VALUES(5, 6); |
| 472 | ANALYZE; |
| 473 | INSERT INTO sqlite_stat3 VALUES(NULL, NULL, NULL, NULL, NULL, NULL); |
| 474 | } |
| 475 | db close |
| 476 | sqlite3 db test.db |
| 477 | do_execsql_test 15.2 { SELECT * FROM x1 } {1 2 3 4 5 6} |
| 478 | |
| 479 | do_execsql_test 15.3 { |
| 480 | INSERT INTO sqlite_stat3 VALUES(42, 42, 42, 42, 42, 42); |
| 481 | } |
| 482 | db close |
| 483 | sqlite3 db test.db |
| 484 | do_execsql_test 15.4 { SELECT * FROM x1 } {1 2 3 4 5 6} |
| 485 | |
| 486 | do_execsql_test 15.5 { |
| 487 | UPDATE sqlite_stat1 SET stat = NULL; |
| 488 | } |
| 489 | db close |
| 490 | sqlite3 db test.db |
| 491 | do_execsql_test 15.6 { SELECT * FROM x1 } {1 2 3 4 5 6} |
| 492 | |
| 493 | do_execsql_test 15.7 { |
| 494 | ANALYZE; |
| 495 | UPDATE sqlite_stat1 SET tbl = 'no such tbl'; |
| 496 | } |
| 497 | db close |
| 498 | sqlite3 db test.db |
| 499 | do_execsql_test 15.8 { SELECT * FROM x1 } {1 2 3 4 5 6} |
| 500 | |
| 501 | do_execsql_test 15.9 { |
| 502 | ANALYZE; |
| 503 | UPDATE sqlite_stat3 SET neq = NULL, nlt=NULL, ndlt=NULL; |
| 504 | } |
| 505 | db close |
| 506 | sqlite3 db test.db |
| 507 | do_execsql_test 15.10 { SELECT * FROM x1 } {1 2 3 4 5 6} |
| 508 | |
| 509 | # This is just for coverage.... |
| 510 | do_execsql_test 15.11 { |
| 511 | ANALYZE; |
| 512 | UPDATE sqlite_stat1 SET stat = stat || ' unordered'; |
| 513 | } |
| 514 | db close |
| 515 | sqlite3 db test.db |
| 516 | do_execsql_test 15.12 { SELECT * FROM x1 } {1 2 3 4 5 6} |
| 517 | |
| 518 | #------------------------------------------------------------------------- |
| 519 | # Test that allocations used for sqlite_stat3 samples are included in |
| 520 | # the quantity returned by SQLITE_DBSTATUS_SCHEMA_USED. |
| 521 | # |
| 522 | set one [string repeat x 1000] |
| 523 | set two [string repeat x 2000] |
| 524 | do_test 16.1 { |
| 525 | reset_db |
| 526 | execsql { |
| 527 | CREATE TABLE t1(a, UNIQUE(a)); |
| 528 | INSERT INTO t1 VALUES($one); |
| 529 | ANALYZE; |
| 530 | } |
| 531 | set nByte [lindex [sqlite3_db_status db SCHEMA_USED 0] 1] |
| 532 | |
| 533 | reset_db |
| 534 | execsql { |
| 535 | CREATE TABLE t1(a, UNIQUE(a)); |
| 536 | INSERT INTO t1 VALUES($two); |
| 537 | ANALYZE; |
| 538 | } |
| 539 | set nByte2 [lindex [sqlite3_db_status db SCHEMA_USED 0] 1] |
| 540 | |
| 541 | expr {$nByte2 > $nByte+950 && $nByte2 < $nByte+1050} |
| 542 | } {1} |
| 543 | |
| 544 | #------------------------------------------------------------------------- |
| 545 | # Test that stat3 data may be used with partial indexes. |
| 546 | # |
| 547 | do_test 17.1 { |
| 548 | reset_db |
| 549 | execsql { |
| 550 | CREATE TABLE t1(a, b, c, d); |
| 551 | CREATE INDEX i1 ON t1(a, b) WHERE d IS NOT NULL; |
| 552 | INSERT INTO t1 VALUES(-1, -1, -1, NULL); |
| 553 | INSERT INTO t1 SELECT 2*a,2*b,2*c,d FROM t1; |
| 554 | INSERT INTO t1 SELECT 2*a,2*b,2*c,d FROM t1; |
| 555 | INSERT INTO t1 SELECT 2*a,2*b,2*c,d FROM t1; |
| 556 | INSERT INTO t1 SELECT 2*a,2*b,2*c,d FROM t1; |
| 557 | INSERT INTO t1 SELECT 2*a,2*b,2*c,d FROM t1; |
| 558 | INSERT INTO t1 SELECT 2*a,2*b,2*c,d FROM t1; |
| 559 | } |
| 560 | |
| 561 | for {set i 0} {$i < 32} {incr i} { |
| 562 | execsql { INSERT INTO t1 VALUES($i%2, $b, $i/2, 'abc') } |
| 563 | } |
| 564 | execsql {ANALYZE main.t1} |
| 565 | } {} |
| 566 | |
| 567 | do_catchsql_test 17.1.2 { |
| 568 | ANALYZE temp.t1; |
| 569 | } {1 {no such table: temp.t1}} |
| 570 | |
| 571 | do_eqp_test 17.2 { |
| 572 | SELECT * FROM t1 WHERE d IS NOT NULL AND a=0; |
| 573 | } {/USING INDEX i1/} |
| 574 | do_eqp_test 17.3 { |
| 575 | SELECT * FROM t1 WHERE d IS NOT NULL AND a=0; |
| 576 | } {/USING INDEX i1/} |
| 577 | |
| 578 | do_execsql_test 17.4 { |
| 579 | CREATE INDEX i2 ON t1(c) WHERE d IS NOT NULL; |
| 580 | ANALYZE main.i2; |
| 581 | } |
| 582 | do_eqp_test 17.5 { |
| 583 | SELECT * FROM t1 WHERE d IS NOT NULL AND a=0; |
| 584 | } {/USING INDEX i1/} |
| 585 | do_eqp_test 17.6 { |
| 586 | SELECT * FROM t1 WHERE d IS NOT NULL AND a=0 AND b=0 AND c=10; |
| 587 | } {/USING INDEX i2/} |
| 588 | |
| 589 | #------------------------------------------------------------------------- |
| 590 | # |
| 591 | do_test 18.1 { |
| 592 | reset_db |
| 593 | execsql { |
| 594 | CREATE TABLE t1(a, b); |
| 595 | CREATE INDEX i1 ON t1(a, b); |
| 596 | } |
| 597 | for {set i 0} {$i < 9} {incr i} { |
| 598 | execsql { |
| 599 | INSERT INTO t1 VALUES($i, 0); |
| 600 | INSERT INTO t1 VALUES($i, 0); |
| 601 | INSERT INTO t1 VALUES($i, 0); |
| 602 | INSERT INTO t1 VALUES($i, 0); |
| 603 | INSERT INTO t1 VALUES($i, 0); |
| 604 | INSERT INTO t1 VALUES($i, 0); |
| 605 | INSERT INTO t1 VALUES($i, 0); |
| 606 | INSERT INTO t1 VALUES($i, 0); |
| 607 | INSERT INTO t1 VALUES($i, 0); |
| 608 | INSERT INTO t1 VALUES($i, 0); |
| 609 | INSERT INTO t1 VALUES($i, 0); |
| 610 | INSERT INTO t1 VALUES($i, 0); |
| 611 | INSERT INTO t1 VALUES($i, 0); |
| 612 | INSERT INTO t1 VALUES($i, 0); |
| 613 | INSERT INTO t1 VALUES($i, 0); |
| 614 | } |
| 615 | } |
| 616 | execsql ANALYZE |
| 617 | execsql { SELECT count(*) FROM sqlite_stat3 } |
| 618 | } {9} |
| 619 | |
| 620 | #------------------------------------------------------------------------- |
| 621 | # For coverage. |
| 622 | # |
| 623 | ifcapable view { |
| 624 | do_test 19.1 { |
| 625 | reset_db |
| 626 | execsql { |
| 627 | CREATE TABLE t1(x, y); |
| 628 | CREATE INDEX i1 ON t1(x, y); |
| 629 | CREATE VIEW v1 AS SELECT * FROM t1; |
| 630 | ANALYZE; |
| 631 | } |
| 632 | } {} |
| 633 | } |
| 634 | ifcapable auth { |
| 635 | proc authproc {op args} { |
| 636 | if {$op == "SQLITE_ANALYZE"} { return "SQLITE_DENY" } |
| 637 | return "SQLITE_OK" |
| 638 | } |
| 639 | do_test 19.2 { |
| 640 | reset_db |
| 641 | db auth authproc |
| 642 | execsql { |
| 643 | CREATE TABLE t1(x, y); |
| 644 | CREATE VIEW v1 AS SELECT * FROM t1; |
| 645 | } |
| 646 | catchsql ANALYZE |
| 647 | } {1 {not authorized}} |
| 648 | } |
| 649 | |
| 650 | #------------------------------------------------------------------------- |
| 651 | # |
| 652 | reset_db |
| 653 | proc r {args} { expr rand() } |
| 654 | db func r r |
| 655 | db func lrange lrange |
| 656 | do_test 20.1 { |
| 657 | execsql { |
| 658 | CREATE TABLE t1(a,b,c,d); |
| 659 | CREATE INDEX i1 ON t1(a,b,c,d); |
| 660 | } |
| 661 | for {set i 0} {$i < 16} {incr i} { |
| 662 | execsql { |
| 663 | INSERT INTO t1 VALUES($i, r(), r(), r()); |
| 664 | INSERT INTO t1 VALUES($i, $i, r(), r()); |
| 665 | INSERT INTO t1 VALUES($i, $i, $i, r()); |
| 666 | INSERT INTO t1 VALUES($i, $i, $i, $i); |
| 667 | INSERT INTO t1 VALUES($i, $i, $i, $i); |
| 668 | INSERT INTO t1 VALUES($i, $i, $i, r()); |
| 669 | INSERT INTO t1 VALUES($i, $i, r(), r()); |
| 670 | INSERT INTO t1 VALUES($i, r(), r(), r()); |
| 671 | } |
| 672 | } |
| 673 | } {} |
| 674 | do_execsql_test 20.2 { ANALYZE } |
| 675 | for {set i 0} {$i<16} {incr i} { |
| 676 | set val $i |
| 677 | do_execsql_test 20.3.$i { |
| 678 | SELECT count(*) FROM sqlite_stat3 WHERE sample=$val |
| 679 | } {1} |
| 680 | } |
| 681 | |
| 682 | finish_test |