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Fix snippet generation when the left-most column of an fts2 table is used in the MATCH clause. Fix for ticket #2429. (CVS 4095)

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FossilOrigin-Name: fec56ad2ede53e3e202d9ad869a059eeb315796f
This commit is contained in:
danielk1977 2007-06-20 06:23:54 +00:00
parent 1c747819de
commit 86889fc3c6
4 changed files with 59 additions and 9 deletions
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2
ext/fts2/fts2.c
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@ -3105,7 +3105,7 @@ static void snippetAllOffsets(fulltext_cursor *p){
if( p->q.nTerms==0 ) return;
pFts = p->q.pFts;
nColumn = pFts->nColumn;
iColumn = p->iCursorType;
iColumn = (p->iCursorType - QUERY_FULLTEXT);
if( iColumn<0 || iColumn>=nColumn ){
iFirst = 0;
iLast = nColumn-1;

15
manifest
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@ -1,5 +1,5 @@
C Change\sthe\sTCL\sbindings\sso\sthat\s@aaa\salways\streats\sthe\svariable\saaa\sas\na\sbytearray\sand\sbinds\sthe\svalue\sas\sa\sBLOB.\s\sThis\schange\sis\sbackwards\ncompatible\ssince\sthe\s$\sbehavior\sis\sunchanged\sand\s@\swas\snot\saccepted\nuntil\sthe\scurrent\sround\sof\schanges.\s(CVS\s4094)
D 2007-06-19T23:01:42
C Fix\ssnippet\sgeneration\swhen\sthe\sleft-most\scolumn\sof\san\sfts2\stable\sis\sused\sin\sthe\sMATCH\sclause.\sFix\sfor\sticket\s#2429.\s(CVS\s4095)
D 2007-06-20T06:23:55
F Makefile.in 5babd49c427a0e82e849c89a4d3c3c1e607ec014
F Makefile.linux-gcc 2d8574d1ba75f129aba2019f0b959db380a90935
F README 9c4e2d6706bdcc3efdd773ce752a8cdab4f90028
@ -36,7 +36,7 @@ F ext/fts1/fulltext.h 08525a47852d1d62a0be81d3fc3fe2d23b094efd
F ext/fts1/simple_tokenizer.c 1844d72f7194c3fd3d7e4173053911bf0661b70d
F ext/fts1/tokenizer.h 0c53421b832366d20d720d21ea3e1f6e66a36ef9
F ext/fts2/README.txt 8c18f41574404623b76917b9da66fcb0ab38328d
F ext/fts2/fts2.c b058569b8bebd519b3bb43692240da1fef5246a8
F ext/fts2/fts2.c 8f9bd5fce1a6900072ad9b65dd41fe8ba010f099
F ext/fts2/fts2.h 591916a822cfb6426518fdbf6069359119bc46eb
F ext/fts2/fts2_hash.c b3f22116d4ef0bc8f2da6e3fdc435c86d0951a9b
F ext/fts2/fts2_hash.h e283308156018329f042816eb09334df714e105e
@ -251,6 +251,7 @@ F test/fts2k.test 222d0b3bc8667753f18406aaea9906a6098ea016
F test/fts2l.test 4c53c89ce3919003765ff4fd8d98ecf724d97dd3
F test/fts2m.test 4b30142ead6f3ed076e880a2a464064c5ad58c51
F test/fts2n.test a70357e72742681eaebfdbe9007b87ff3b771638
F test/fts2o.test 05ce2ac9111c29998418a584de02136a0ded471b
F test/func.test 605989453d1b42cec1d05c17aa232dc98e3e04e6
F test/fuzz.test 62fc19dd36a427777fd671b569df07166548628a
F test/fuzz2.test ea38692ce2da99ad79fe0be5eb1a452c1c4d37bb
@ -507,7 +508,7 @@ F www/tclsqlite.tcl 8be95ee6dba05eabcd27a9d91331c803f2ce2130
F www/vdbe.tcl 87a31ace769f20d3627a64fa1fade7fed47b90d0
F www/version3.tcl 890248cf7b70e60c383b0e84d77d5132b3ead42b
F www/whentouse.tcl fc46eae081251c3c181bd79c5faef8195d7991a5
P d88b79818a6a9e0413b9560687ec3c79fcb3dacc
R d21ca8a6dbb4862f845d47de835dc249
U drh
Z 0aaea6ffbf1a789df99e683345d7d3e2
P 6f7d55acedc92eeaf988425c719addd56209187f
R daeedf3dc5f4a3b817306b9576386c25
U danielk1977
Z 92220c57e2724013f6febf5dcfc993d4

2
manifest.uuid
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@ -1 +1 @@
6f7d55acedc92eeaf988425c719addd56209187f
fec56ad2ede53e3e202d9ad869a059eeb315796f

49
test/fts2o.test Normal file
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@ -0,0 +1,49 @@
# 2007 June 20
#
# The author disclaims copyright to this source code. In place of
# a legal notice, here is a blessing:
#
# May you do good and not evil.
# May you find forgiveness for yourself and forgive others.
# May you share freely, never taking more than you give.
#
#*************************************************************************
# This file implements regression tests for SQLite library. The
# focus of this script is testing the FTS2 module.
#
# $Id: fts2o.test,v 1.1 2007/06/20 06:23:55 danielk1977 Exp $
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
# If SQLITE_ENABLE_FTS2 is not defined, omit this file.
ifcapable !fts2 {
finish_test
return
}
#---------------------------------------------------------------------
# These tests, fts2o-1.*, test that ticket #2429 is fixed.
#
db eval {
CREATE VIRTUAL TABLE t1 USING fts2(a, b, c);
INSERT INTO t1(a, b, c) VALUES('one three four', 'one four', 'one four two');
}
do_test fts2o-1.1 {
execsql {
SELECT rowid, snippet(t1) FROM t1 WHERE c MATCH 'four';
}
} {1 {one <b>four</b> two}}
do_test fts2o-1.2 {
execsql {
SELECT rowid, snippet(t1) FROM t1 WHERE b MATCH 'four';
}
} {1 {one <b>four</b>}}
do_test fts2o-1.3 {
execsql {
SELECT rowid, snippet(t1) FROM t1 WHERE a MATCH 'four';
}
} {1 {one three <b>four</b>}}
finish_test