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Improved detection of corruption in the %_stat table of FTS4.

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Chromium ticket 1025467.

FossilOrigin-Name: 10f8a3b718e0f47be528fba086c318e1dfe18ead383d01cfa24dedabad41e0a2
This commit is contained in:
drh
2019-11-18 10:37:57 +00:00
parent ac801803a5
commit 19d4175d65
4 changed files with 20 additions and 11 deletions
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11
test/fts4aa.test
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@@ -226,7 +226,16 @@ do_catchsql_test fts4aa-5.70 {
SELECT quote(matchinfo(t1,'a')) FROM t1 WHERE t1 MATCH 'one two';
} {1 {database disk image is malformed}}
# 2019-11-18 https://bugs.chromium.org/p/chromium/issues/detail?id=1025467
db close
sqlite3 db :memory:
do_execsql_test fts4aa-6.10 {
CREATE VIRTUAL TABLE f USING fts4();
INSERT INTO f_segdir VALUES (77,91,0,0,'255 77',x'0001308000004d5c4ddddddd4d4d7b4d4d4d614d8019ff4d05000001204d4d2e4d6e4d4d4d4b4d6c4d004d4d4d4d4d4d3d000000004d5d4d4d645d4d004d4d4d4d4d4d4d4d4d454d6910004d05ffff054d646c4d004d5d4d4d4d4d3d000000004d4d4d4d4d4d4d4d4d4d4d69624d4d4d04004d4d4d4d4d604d4ce1404d554d45');
INSERT INTO f_segdir VALUES (77,108,0,0,'255 77',x'0001310000fa64004d4d4d3c5d4d654d4d4d614d8000ff4d05000001204d4d2e4d6e4d4d4dff4d4d4d4d4d4d00104d4d4d4d000000004d4d4d0400311d4d4d4d4d4d4d4d4d4d684d6910004d05ffff054d4d6c4d004d4d4d4d4d4d3d000000004d4d4d4d644d4d4d4d4d4d69624d4d4d03ed4d4d4d4d4d604d4ce1404d550080');
INSERT INTO f_stat VALUES (0,x'80808080100000000064004d4d4d3c4d4d654d4d4d614d8000ff4df6ff1a00204d4d2e4d6e4d4d4d104d4d4d4d4d4d00104d4d4d4d4d4d69574d4d4d000031044d4d4d3e4d4d4c4d05004d6910');
SELECT quote(matchinfo(f,'pnax')) from f where f match '0 1';
} {X'0200000000000000000000000E0000000E00000001000000010000000100000001000000'}
finish_test