3 # The author disclaims copyright to this source code. In place of
4 # a legal notice, here is a blessing:
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.
10 #*************************************************************************
11 # This file implements regression tests for SQLite library. The
12 # focus of this script is testing the content=xxx FTS4 option.
15 set testdir [file dirname $argv0]
16 source $testdir/tester.tcl
17 set ::testprefix fts4content
19 # If SQLITE_ENABLE_FTS3 is defined, omit this file.
25 #-------------------------------------------------------------------------
28 # 1.* - Warm-body tests.
30 # 2.* - Querying a content=xxx FTS table.
32 # 3.* - Writing to a content=xxx FTS table.
34 # 4.* - The "INSERT INTO fts(fts) VALUES('rebuild')" command.
36 # 5.* - Check that CREATE TABLE, DROP TABLE and ALTER TABLE correctly
37 # ignore any %_content table when used with the content=xxx option.
39 # 6.* - Test the effects of messing with the schema of table xxx after
40 # creating a content=xxx FTS index.
42 # 7.* - Test that if content=xxx is specified and table xxx does not
43 # exist, the FTS table can still be used for INSERT and some
46 # 8.* - Test that if the content=xxx and prefix options are used together,
47 # the 'rebuild' command still works.
49 # 9.* - Test using content=xxx where xxx is a virtual table.
51 # 11.* - Test that circular references (e.g. "t1(content=t1)") are
55 do_execsql_test 1.1.1 {
56 CREATE TABLE t1(a, b, c);
57 INSERT INTO t1 VALUES('w x', 'x y', 'y z');
58 CREATE VIRTUAL TABLE ft1 USING fts4(content=t1);
61 do_execsql_test 1.1.2 {
62 PRAGMA table_info(ft1);
69 do_execsql_test 1.1.3 { SELECT *, rowid FROM ft1 } {{w x} {x y} {y z} 1}
70 do_execsql_test 1.1.4 { SELECT a, c FROM ft1 WHERE rowid=1 } {{w x} {y z}}
72 do_execsql_test 1.1.5 { INSERT INTO ft1(ft1) VALUES('rebuild') } {}
73 do_execsql_test 1.1.6 { SELECT rowid FROM ft1 WHERE ft1 MATCH 'x' } {1}
74 do_execsql_test 1.1.7 { SELECT rowid FROM ft1 WHERE ft1 MATCH 'a' } {}
76 do_execsql_test 1.2.1 {
78 CREATE VIRTUAL TABLE ft1 USING fts4(content=t1, b);
79 PRAGMA table_info(ft1);
83 do_execsql_test 1.2.2 {
84 SELECT *, rowid FROM ft1
87 #-------------------------------------------------------------------------
88 # The following block of tests - 2.* - test that a content=xxx FTS table
89 # can be queried. Also tested are cases where rows identified in the FTS
90 # are missing from the content table, and cases where the index is
91 # inconsistent with the content table.
95 INSERT INTO t2 VALUES('O S W W F U C R Q I C N P Z Y Y E Y Y E'); -- 1
96 INSERT INTO t2 VALUES('Y X U V L B E H Y J C Y A I A P V F V K'); -- 2
97 INSERT INTO t2 VALUES('P W I N J H I I N I F B K D U Q B Z S F'); -- 3
98 INSERT INTO t2 VALUES('N R O R H J R H G M D I U U B O M P A U'); -- 4
99 INSERT INTO t2 VALUES('Y O V O G T P N G T N F I V B U M J M G'); -- 5
100 INSERT INTO t2 VALUES('J O B N K N E C H Z R K J O U G M K L S'); -- 6
101 INSERT INTO t2 VALUES('S Z S R I Q U A P W R X H K C Z U L S P'); -- 7
102 INSERT INTO t2 VALUES('J C H N R C K R V N M O F Z M Z A I H W'); -- 8
103 INSERT INTO t2 VALUES('O Y G I S J U U W O D Z F J K N R P R L'); -- 9
104 INSERT INTO t2 VALUES('B G L K U R U P V X Z I H V R W C Q A S'); -- 10
105 INSERT INTO t2 VALUES('T F T J F F Y V F W N X K Q A Y L X W G'); -- 11
106 INSERT INTO t2 VALUES('C J U H B Q X L C M M Y E G V F W V Z C'); -- 12
107 INSERT INTO t2 VALUES('B W L T F S G X D P H N G M R I O A X I'); -- 13
108 INSERT INTO t2 VALUES('N G Y O K Q K Z N M H U J E D H U W R K'); -- 14
109 INSERT INTO t2 VALUES('U D T R U Y F J D S J X E H Q G V A S Z'); -- 15
110 INSERT INTO t2 VALUES('M I W P J S H R J D Q I C G P C T P H R'); -- 16
111 INSERT INTO t2 VALUES('J M N I S L X Q C A B F C B Y D H V R J'); -- 17
112 INSERT INTO t2 VALUES('F V Z W J Q L P X Y E W B U Q N H X K T'); -- 18
113 INSERT INTO t2 VALUES('R F S R Y O F Q E I E G H C B H R X Y N'); -- 19
114 INSERT INTO t2 VALUES('U Q Q Q T E P D M F X P J G H X C Q D L'); -- 20
117 do_execsql_test 2.1 {
118 CREATE VIRTUAL TABLE ft2 USING fts4(content=t2);
119 INSERT INTO ft2(ft2) VALUES('rebuild');
121 -- Modify the backing table a bit: Row 17 is missing and the contents
122 -- of row 20 do not match the FTS index contents.
123 DELETE FROM t2 WHERE rowid = 17;
124 UPDATE t2 SET x = 'a b c d e f g h i j' WHERE rowid = 20;
127 foreach {tn match rowidlist} {
128 1 {S} {1 3 6 7 9 10 13 15 16 17 19}
134 do_execsql_test 2.2.1.$tn {
135 SELECT rowid FROM ft2 WHERE ft2 MATCH $match
138 do_execsql_test 2.2.2.$tn {
139 SELECT docid FROM ft2 WHERE ft2 MATCH $match
143 foreach {tn match result} {
144 1 {"N K N"} {{J O B N K N E C H Z R K J O U G M K L S}}
145 2 {"Q Q"} {{a b c d e f g h i j}}
148 do_execsql_test 2.3.$tn {
149 SELECT * FROM ft2 WHERE ft2 MATCH $match
153 foreach {tn match result} {
154 1 {"N K N"} {{..O B [N] [K] [N] E..}}
156 3 {"Q Q"} {{a [b] [c] [d] e f..}}
158 do_execsql_test 2.4.$tn {
159 SELECT snippet(ft2, '[', ']', '..', -1, 6) FROM ft2 WHERE ft2 MATCH $match
163 foreach {tn match result} {
164 1 {"N K N"} {{0 0 6 1 0 1 8 1 0 2 10 1}}
166 3 {"Q Q"} {{0 0 2 1 0 0 4 1 0 1 4 1 0 1 6 1}}
169 do_execsql_test 2.5.$tn {
170 SELECT offsets(ft2) FROM ft2 WHERE ft2 MATCH $match
174 #-------------------------------------------------------------------------
175 # The following block of tests - 3.* - test that the FTS index can be
176 # modified by writing to the table. But that this has no effect on the
180 do_execsql_test 3.1 {
181 CREATE TABLE t3(x, y);
182 CREATE VIRTUAL TABLE ft3 USING fts4(content=t3);
185 do_catchsql_test 3.1.1 {
186 INSERT INTO ft3 VALUES('a b c', 'd e f');
187 } {1 {constraint failed}}
188 do_execsql_test 3.1.2 {
189 INSERT INTO ft3(docid, x, y) VALUES(21, 'a b c', 'd e f');
190 SELECT rowid FROM ft3 WHERE ft3 MATCH '"a b c"';
192 do_execsql_test 3.1.3 { SELECT * FROM t3 } {}
194 # This DELETE does not work, since there is no row in [t3] to base the
195 # DELETE on. So the SELECT on [ft3] still returns rowid 21.
196 do_execsql_test 3.1.4 {
198 SELECT rowid FROM ft3 WHERE ft3 MATCH '"a b c"';
201 # If the row is added to [t3] before the DELETE on [ft3], it works.
202 do_execsql_test 3.1.5 {
203 INSERT INTO t3(rowid, x, y) VALUES(21, 'a b c', 'd e f');
205 SELECT rowid FROM ft3 WHERE ft3 MATCH '"a b c"';
207 do_execsql_test 3.1.6 { SELECT rowid FROM t3 } {21}
209 do_execsql_test 3.2.1 {
210 INSERT INTO ft3(rowid, x, y) VALUES(0, 'R T M S M', 'A F O K H');
211 INSERT INTO ft3(rowid, x, y) VALUES(1, 'C Z J O X', 'U S Q D K');
212 INSERT INTO ft3(rowid, x, y) VALUES(2, 'N G H P O', 'N O P O C');
213 INSERT INTO ft3(rowid, x, y) VALUES(3, 'V H S D R', 'K N G E C');
214 INSERT INTO ft3(rowid, x, y) VALUES(4, 'J T R V U', 'U X S L C');
215 INSERT INTO ft3(rowid, x, y) VALUES(5, 'N A Y N G', 'X D G P Y');
216 INSERT INTO ft3(rowid, x, y) VALUES(6, 'I Q I S P', 'D R O Q B');
217 INSERT INTO ft3(rowid, x, y) VALUES(7, 'T K T Z J', 'B W D G O');
218 INSERT INTO ft3(rowid, x, y) VALUES(8, 'Y K F X T', 'D F G V G');
219 INSERT INTO ft3(rowid, x, y) VALUES(9, 'E L E T L', 'P W N F Z');
220 INSERT INTO ft3(rowid, x, y) VALUES(10, 'O G J G X', 'G J F E P');
221 INSERT INTO ft3(rowid, x, y) VALUES(11, 'O L N N Z', 'K E Z F D');
222 INSERT INTO ft3(rowid, x, y) VALUES(12, 'R Z M R J', 'X G I M Z');
223 INSERT INTO ft3(rowid, x, y) VALUES(13, 'L X N N X', 'R R N S T');
224 INSERT INTO ft3(rowid, x, y) VALUES(14, 'F L B J H', 'K W F L C');
225 INSERT INTO ft3(rowid, x, y) VALUES(15, 'P E B M V', 'E A A B U');
226 INSERT INTO ft3(rowid, x, y) VALUES(16, 'V E C F P', 'L U T V K');
227 INSERT INTO ft3(rowid, x, y) VALUES(17, 'T N O Z N', 'T P Q X N');
228 INSERT INTO ft3(rowid, x, y) VALUES(18, 'V W U W R', 'H O A A V');
229 INSERT INTO ft3(rowid, x, y) VALUES(19, 'A H N L F', 'I G H B O');
232 foreach {tn match rowidlist} {
234 2 "x:O" {1 2 10 11 17}
235 3 "y:O" {0 2 6 7 18 19}
238 foreach rowid $rowidlist { lappend res $rowid {} {} }
240 do_execsql_test 3.2.2.$tn {
241 SELECT rowid, * FROM ft3 WHERE ft3 MATCH $match
243 do_execsql_test 3.2.3.$tn {
244 SELECT docid, * FROM ft3 WHERE ft3 MATCH $match
248 do_execsql_test 3.3.1 {
249 INSERT INTO t3(rowid, x, y) VALUES(0, 'R T M S M', 'A F O K H');
250 INSERT INTO t3(rowid, x, y) VALUES(1, 'C Z J O X', 'U S Q D K');
251 INSERT INTO t3(rowid, x, y) VALUES(2, 'N G H P O', 'N O P O C');
252 INSERT INTO t3(rowid, x, y) VALUES(3, 'V H S D R', 'K N G E C');
253 INSERT INTO t3(rowid, x, y) VALUES(4, 'J T R V U', 'U X S L C');
254 INSERT INTO t3(rowid, x, y) VALUES(5, 'N A Y N G', 'X D G P Y');
255 UPDATE ft3 SET x = y, y = x;
259 foreach {tn match rowidlist} {
261 2 "x:O" {0 2 10 11 17}
262 3 "y:O" {1 2 6 7 18 19}
265 foreach rowid $rowidlist { lappend res $rowid {} {} }
267 do_execsql_test 3.3.2.$tn {
268 SELECT rowid, * FROM ft3 WHERE ft3 MATCH $match
270 do_execsql_test 3.3.3.$tn {
271 SELECT docid, * FROM ft3 WHERE ft3 MATCH $match
275 do_execsql_test 3.3.1 {
276 INSERT INTO t3(rowid, x, y) VALUES(15, 'P E B M V', 'E A A B U');
277 INSERT INTO t3(rowid, x, y) VALUES(16, 'V E C F P', 'L U T V K');
278 INSERT INTO t3(rowid, x, y) VALUES(17, 'T N O Z N', 'T P Q X N');
279 INSERT INTO t3(rowid, x, y) VALUES(18, 'V W U W R', 'H O A A V');
280 INSERT INTO t3(rowid, x, y) VALUES(19, 'A H N L F', 'I G H B O');
284 foreach {tn match rowidlist} {
290 foreach rowid $rowidlist { lappend res $rowid {} {} }
292 do_execsql_test 3.3.2.$tn {
293 SELECT rowid, * FROM ft3 WHERE ft3 MATCH $match
295 do_execsql_test 3.3.3.$tn {
296 SELECT docid, * FROM ft3 WHERE ft3 MATCH $match
301 #-------------------------------------------------------------------------
302 # Test cases 4.* test the 'rebuild' command. On content=xxx and regular
305 do_execsql_test 4.0 {
307 CREATE VIRTUAL TABLE ft4 USING fts4(content=t4);
308 CREATE VIRTUAL TABLE ft4x USING fts4(x);
311 do_execsql_test 4.1.1 {
312 INSERT INTO ft4x(ft4x) VALUES('rebuild');
313 INSERT INTO ft4(ft4) VALUES('rebuild');
315 do_execsql_test 4.1.2 {
316 SELECT id, quote(value) FROM ft4_stat
318 do_execsql_test 4.1.3 {
319 SELECT id, quote(value) FROM ft4x_stat
322 do_execsql_test 4.2.1 {
323 INSERT INTO ft4x VALUES('M G M F T');
324 INSERT INTO ft4x VALUES('Z Q C A U');
325 INSERT INTO ft4x VALUES('N L L V');
326 INSERT INTO ft4x VALUES('T F D X D');
327 INSERT INTO ft4x VALUES('Z H I S D');
329 SELECT id, quote(value) FROM ft4x_stat
332 do_execsql_test 4.2.2 {
333 INSERT INTO ft4(rowid, x) SELECT rowid, * FROM ft4x;
334 SELECT id, quote(value) FROM ft4_stat
337 do_execsql_test 4.2.3 {
338 SELECT docid, quote(size) FROM ft4_docsize
339 } {1 X'05' 2 X'05' 3 X'04' 4 X'05' 5 X'05'}
341 do_execsql_test 4.2.4 {
342 INSERT INTO ft4x(ft4x) VALUES('rebuild');
343 SELECT id, quote(value) FROM ft4x_stat;
344 SELECT docid, quote(size) FROM ft4x_docsize
345 } {0 X'05182B' 1 X'05' 2 X'05' 3 X'04' 4 X'05' 5 X'05'}
347 do_execsql_test 4.2.5 {
348 INSERT INTO ft4(ft4) VALUES('rebuild');
349 SELECT id, quote(value) FROM ft4_stat;
350 SELECT docid, quote(size) FROM ft4_docsize
353 do_execsql_test 4.2.6 {
354 INSERT INTO t4(rowid, x) SELECT rowid, x FROM ft4x;
355 INSERT INTO ft4(ft4) VALUES('rebuild');
356 SELECT id, quote(value) FROM ft4_stat;
357 SELECT docid, quote(size) FROM ft4_docsize
358 } {0 X'05182B' 1 X'05' 2 X'05' 3 X'04' 4 X'05' 5 X'05'}
361 #-------------------------------------------------------------------------
362 # Test cases 5.* test that the following commands do not create/move or
363 # delete a %_content table when used with a content=xxx FTS table.
365 do_execsql_test 5.1.1 {
366 CREATE TABLE t5(a, b, c, d);
367 CREATE VIRTUAL TABLE ft5 USING fts4(content=t5);
368 SELECT name FROM sqlite_master WHERE name LIKE '%t5%';
370 t5 ft5 ft5_segments ft5_segdir
371 sqlite_autoindex_ft5_segdir_1 ft5_docsize ft5_stat
373 do_execsql_test 5.1.2 {
374 ALTER TABLE ft5 RENAME TO ft6;
375 SELECT name FROM sqlite_master WHERE name LIKE '%t5%';
379 do_execsql_test 5.1.3 {
380 SELECT name FROM sqlite_master WHERE name LIKE '%t6%';
382 ft6 ft6_segments ft6_segdir
383 sqlite_autoindex_ft6_segdir_1 ft6_docsize ft6_stat
385 do_execsql_test 5.1.4 {
386 INSERT INTO t5 VALUES('a', 'b', 'c', 'd');
387 INSERT INTO ft6(ft6) VALUES('rebuild');
388 SELECT rowid FROM ft6 WHERE ft6 MATCH 'b';
390 do_execsql_test 5.1.5 {
394 do_execsql_test 5.1.6 {
395 SELECT name FROM sqlite_master WHERE name LIKE '%t6%';
398 do_execsql_test 5.1.7 {
399 CREATE VIRTUAL TABLE ft5 USING fts4(content=t5);
400 CREATE TABLE t5_content(a, b);
402 SELECT name FROM sqlite_master WHERE name LIKE '%t5%';
407 #-------------------------------------------------------------------------
408 # Test cases 6.* test
410 do_catchsql_test 6.1.1 {
411 CREATE VIRTUAL TABLE ft7 USING fts4(content=t7);
412 } {1 {no such table: main.t7}}
414 do_execsql_test 6.2.1 {
415 CREATE TABLE t7(one, two);
416 CREATE VIRTUAL TABLE ft7 USING fts4(content=t7);
417 INSERT INTO t7 VALUES('A B', 'B A');
418 INSERT INTO t7 VALUES('C D', 'A A');
421 {A B} {B A} {C D} {A A}
424 do_catchsql_test 6.2.2 {
427 } {1 {SQL logic error}}
431 do_execsql_test 6.2.3 {
432 SELECT name FROM sqlite_master WHERE name LIKE '%t7%'
434 ft7 ft7_segments ft7_segdir sqlite_autoindex_ft7_segdir_1
437 do_catchsql_test 6.2.4 {
439 } {1 {no such table: main.t7}}
440 do_execsql_test 6.2.5 {
441 CREATE TABLE t7(x, y);
442 INSERT INTO t7 VALUES('A B', 'B A');
443 INSERT INTO t7 VALUES('C D', 'A A');
446 {A B} {B A} {C D} {A A}
449 do_execsql_test 6.2.6 {
450 INSERT INTO ft7(ft7) VALUES('rebuild');
451 SELECT rowid FROM ft7 WHERE ft7 MATCH '"A A"';
454 do_execsql_test 6.2.7 {
458 do_catchsql_test 6.2.8 {
459 SELECT * FROM ft7 WHERE ft7 MATCH '"A A"';
460 } {1 {SQL logic error}}
461 do_catchsql_test 6.2.9 {
462 SELECT * FROM ft7 WHERE ft7 MATCH '"A A"';
463 } {1 {SQL logic error}}
467 do_catchsql_test 6.2.10 {
468 SELECT rowid FROM ft7 WHERE ft7 MATCH '"A A"';
470 do_catchsql_test 6.2.11 {
471 SELECT rowid, * FROM ft7 WHERE ft7 MATCH '"A A"';
474 #-------------------------------------------------------------------------
477 do_execsql_test 7.1.1 {
478 CREATE VIRTUAL TABLE ft8 USING fts4(content=nosuchtable, x);
479 INSERT INTO ft8(docid, x) VALUES(13, 'U O N X G');
480 INSERT INTO ft8(docid, x) VALUES(14, 'C J J U B');
481 INSERT INTO ft8(docid, x) VALUES(15, 'N J Y G X');
482 INSERT INTO ft8(docid, x) VALUES(16, 'R Y D O R');
483 INSERT INTO ft8(docid, x) VALUES(17, 'I Y T Q O');
486 do_execsql_test 7.1.2 {
487 SELECT docid FROM ft8 WHERE ft8 MATCH 'N';
490 do_execsql_test 7.2.1 {
491 CREATE VIRTUAL TABLE ft9 USING fts4(content=, x);
492 INSERT INTO ft9(docid, x) VALUES(13, 'U O N X G');
493 INSERT INTO ft9(docid, x) VALUES(14, 'C J J U B');
494 INSERT INTO ft9(docid, x) VALUES(15, 'N J Y G X');
495 INSERT INTO ft9(docid, x) VALUES(16, 'R Y D O R');
496 INSERT INTO ft9(docid, x) VALUES(17, 'I Y T Q O');
498 do_execsql_test 7.2.2 {
499 SELECT docid FROM ft9 WHERE ft9 MATCH 'N';
501 do_execsql_test 7.2.3 {
502 SELECT name FROM sqlite_master WHERE name LIKE 'ft9_%';
503 } {ft9_segments ft9_segdir ft9_docsize ft9_stat}
505 do_catchsql_test 7.2.4 {
506 SELECT * FROM ft9 WHERE ft9 MATCH 'N';
507 } {1 {SQL logic error}}
509 #-------------------------------------------------------------------------
512 do_execsql_test 8.1 {
513 CREATE TABLE t10(a, b);
514 INSERT INTO t10 VALUES(
515 'abasia abasic abask', 'Abassin abastardize abatable');
516 INSERT INTO t10 VALUES(
517 'abate abatement abater', 'abatis abatised abaton');
518 INSERT INTO t10 VALUES(
519 'abator abattoir Abatua', 'abature abave abaxial');
521 CREATE VIRTUAL TABLE ft10 USING fts4(content=t10, prefix="2,4", a, b);
524 do_execsql_test 8.2 { SELECT * FROM ft10 WHERE a MATCH 'ab*'; }
525 do_execsql_test 8.3 { INSERT INTO ft10(ft10) VALUES('rebuild'); }
526 do_execsql_test 8.4 { SELECT rowid FROM ft10 WHERE a MATCH 'ab*'; } {1 2 3}
527 do_execsql_test 8.5 { SELECT rowid FROM ft10 WHERE b MATCH 'abav*'; } {3}
528 do_execsql_test 8.6 { SELECT rowid FROM ft10 WHERE ft10 MATCH 'abas*'; } {1}
530 #-------------------------------------------------------------------------
534 register_echo_module [sqlite3_connection_pointer db]
536 do_execsql_test 9.1 {
537 CREATE TABLE tbl1(a, b);
538 INSERT INTO tbl1 VALUES('a b', 'c d');
539 INSERT INTO tbl1 VALUES('e f', 'a b');
540 CREATE VIRTUAL TABLE e1 USING echo(tbl1);
541 CREATE VIRTUAL TABLE ft1 USING fts4(content=e1);
542 INSERT INTO ft1(ft1) VALUES('rebuild');
545 do_execsql_test 9.2 {
546 SELECT rowid, * FROM ft1 WHERE ft1 MATCH 'e'
549 do_execsql_test 9.3 {
550 SELECT rowid, * FROM ft1 WHERE ft1 MATCH 'a'
551 } {1 {a b} {c d} 2 {e f} {a b}}
553 do_execsql_test 9.4 {
554 DELETE FROM ft1 WHERE docid=1;
557 do_execsql_test 9.5 {
558 SELECT rowid, * FROM ft1 WHERE ft1 MATCH 'a'
561 do_execsql_test 9.6 {
562 INSERT INTO ft1(ft1) VALUES('rebuild');
563 SELECT rowid, * FROM ft1 WHERE ft1 MATCH 'a'
564 } {1 {a b} {c d} 2 {e f} {a b}}
567 #-------------------------------------------------------------------------
571 register_fs_module [sqlite3_connection_pointer db]
573 proc write_file {path text} {
574 set fd [open $path w]
575 puts -nonewline $fd $text
579 write_file t1.txt {a b c d e f g h i j k l m n o p q r s t u v w x y z}
580 write_file t2.txt {a b c d e f g h i j k l m a b c d e f g h i j k l m}
581 write_file t3.txt {n o p q r s t u v w x y z n o p q r s t u v w x y z}
583 do_execsql_test 10.1 {
584 CREATE TABLE idx(id INTEGER PRIMARY KEY, path TEXT);
585 INSERT INTO idx VALUES (1, 't1.txt');
586 INSERT INTO idx VALUES (2, 't2.txt');
587 INSERT INTO idx VALUES (3, 't3.txt');
589 CREATE VIRTUAL TABLE vt USING fs(idx);
590 SELECT path, data FROM vt;
592 1 {a b c d e f g h i j k l m n o p q r s t u v w x y z}
593 2 {a b c d e f g h i j k l m a b c d e f g h i j k l m}
594 3 {n o p q r s t u v w x y z n o p q r s t u v w x y z}
597 do_execsql_test 10.2 {
598 SELECT path, data FROM vt WHERE rowid = 2;
600 2 {a b c d e f g h i j k l m a b c d e f g h i j k l m}
603 do_execsql_test 10.3 {
604 CREATE VIRTUAL TABLE ft USING fts4(content=vt);
605 INSERT INTO ft(ft) VALUES('rebuild');
608 do_execsql_test 10.4 {
609 SELECT snippet(ft, '[', ']', '...', -1, 5) FROM ft WHERE ft MATCH 'e'
611 {...c d [e] f g...} {...c d [e] f g...}
614 do_execsql_test 10.5 {
615 SELECT snippet(ft, '[', ']', '...', -1, 5) FROM ft WHERE ft MATCH 't'
617 {...r s [t] u v...} {...r s [t] u v...}
620 do_execsql_test 10.6 { DELETE FROM ft WHERE docid=2 }
622 do_execsql_test 10.7 {
623 SELECT snippet(ft, '[', ']', '...', -1, 5) FROM ft WHERE ft MATCH 'e'
628 #-------------------------------------------------------------------------
633 do_catchsql_test 11.1 {
634 CREATE VIRTUAL TABLE x1 USING fts4(content=x1);
635 } {1 {vtable constructor called recursively: x1}}