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Overview
| Comment: | When building an ephemeral table of integers, do not assume that the table does not already contain N if the insert cursor points to N-1. Fix for ticket [61fe9745]. |
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| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
1c1b0862236f564283be08338790d649 |
| User & Date: | dan 2017-04-24 14:16:55.419 |
References
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2017-04-24
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| 14:57 | • Closed ticket [61fe97454c]: Duplicate result using an IN operator in the WHERE clause plus 6 other changes (artifact: 3998d56c23 user: dan) | |
Context
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2017-06-17
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| 00:39 | When building an ephemeral table of integers, do not assume that the table does not already contain N if the insert cursor points to N-1. Fix for ticket [61fe9745]. Also increase the version number to 3.18.2. This is the release candidate. (check-in: e1b7102908 user: drh tags: branch-3.18) | |
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2017-04-26
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| 04:32 | Fix a subtle bug in Lemon discovered and reported on the mailing list by Kelvin Sherlock, who also suggested the correct fix. (check-in: 304689f8ac user: drh tags: trunk) | |
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2017-04-24
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| 16:14 | Bring in all the latest enhancements from trunk. (check-in: 031feebc94 user: drh tags: apple-osx) | |
| 14:16 | When building an ephemeral table of integers, do not assume that the table does not already contain N if the insert cursor points to N-1. Fix for ticket [61fe9745]. (check-in: 1c1b086223 user: dan tags: trunk) | |
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2017-04-22
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| 00:20 | Fix an assertion fault found by OSSFuzz. (check-in: e39769f442 user: drh tags: trunk) | |
Changes
Changes to src/btree.c.
| ︙ | ︙ | |||
8120 8121 8122 8123 8124 8125 8126 |
((pCur->curFlags&BTCF_ValidNKey)!=0 && pX->nKey==pCur->info.nKey) );
/* If the cursor is currently on the last row and we are appending a
** new row onto the end, set the "loc" to avoid an unnecessary
** btreeMoveto() call */
if( (pCur->curFlags&BTCF_ValidNKey)!=0 && pX->nKey==pCur->info.nKey ){
loc = 0;
| < < < | 8120 8121 8122 8123 8124 8125 8126 8127 8128 8129 8130 8131 8132 8133 |
((pCur->curFlags&BTCF_ValidNKey)!=0 && pX->nKey==pCur->info.nKey) );
/* If the cursor is currently on the last row and we are appending a
** new row onto the end, set the "loc" to avoid an unnecessary
** btreeMoveto() call */
if( (pCur->curFlags&BTCF_ValidNKey)!=0 && pX->nKey==pCur->info.nKey ){
loc = 0;
}else if( loc==0 ){
rc = sqlite3BtreeMovetoUnpacked(pCur, 0, pX->nKey, flags!=0, &loc);
if( rc ) return rc;
}
}else if( loc==0 && (flags & BTREE_SAVEPOSITION)==0 ){
if( pX->nMem ){
UnpackedRecord r;
|
| ︙ | ︙ |
Changes to test/in5.test.
| ︙ | ︙ | |||
232 233 234 235 236 237 238 239 240 |
do_execsql_test 8.3 {
INSERT INTO n1 VALUES(1, NULL), (2, NULL), (3, NULL);
SELECT count(*) FROM n1 WHERE a IN (1, 2, 3)
} 3
do_execsql_test 8.4 {
SELECT count(*) FROM n1 WHERE a IN (SELECT +a FROM n1)
} 3
finish_test
| > > > > > > > > > > > > | 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 |
do_execsql_test 8.3 {
INSERT INTO n1 VALUES(1, NULL), (2, NULL), (3, NULL);
SELECT count(*) FROM n1 WHERE a IN (1, 2, 3)
} 3
do_execsql_test 8.4 {
SELECT count(*) FROM n1 WHERE a IN (SELECT +a FROM n1)
} 3
#-------------------------------------------------------------------------
# Test that ticket 61fe97454c is fixed.
#
do_execsql_test 9.0 {
CREATE TABLE t9(a INTEGER PRIMARY KEY);
INSERT INTO t9 VALUES (44), (45);
}
do_execsql_test 9.1 {
SELECT * FROM t9 WHERE a IN (44, 45, 44, 45)
} {44 45}
finish_test
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