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Overview
| Comment: | Remove a broken assert() triggered by a "PRAGMA max_page_count = N" invocation, where N is larger than the number of pages in the database image, but smaller than the number of pages in the database file. |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: | 7cd56cad5efead5097e9918c87313bb4 |
| User & Date: | dan 2019-01-19 15:27:09 |
References
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2019-01-21
| ||
| 14:49 | Minor fix the fallocate.test module change from [7cd56cad5efead5] check-in: 94fb7a47 user: drh tags: trunk | |
Context
|
2019-01-19
| ||
| 15:55 | Avoid a division-by-zero error in fts5 caused by a corrupt database. check-in: 928e6221 user: dan tags: trunk | |
| 15:27 | Remove a broken assert() triggered by a "PRAGMA max_page_count = N" invocation, where N is larger than the number of pages in the database image, but smaller than the number of pages in the database file. check-in: 7cd56cad user: dan tags: trunk | |
| 14:07 | Fix a problem with using ALTER TABLE to rename a table or column when the database schema contains a trigger or view that itself contains an expression "<column> AND 0". check-in: 908ff7ff user: dan tags: trunk | |
Changes
Changes to src/pager.c.
3835 3836 3837 3838 3839 3840 3841 3842 3843 3844 3845 3846 3847 3848 3849 |
** Regardless of mxPage, return the current maximum page count.
*/
int sqlite3PagerMaxPageCount(Pager *pPager, int mxPage){
if( mxPage>0 ){
pPager->mxPgno = mxPage;
}
assert( pPager->eState!=PAGER_OPEN ); /* Called only by OP_MaxPgcnt */
assert( pPager->mxPgno>=pPager->dbSize ); /* OP_MaxPgcnt enforces this */
return pPager->mxPgno;
}
/*
** The following set of routines are used to disable the simulated
** I/O error mechanism. These routines are used to avoid simulated
** errors in places where we do not care about errors.
|
| > > > |
3835 3836 3837 3838 3839 3840 3841 3842 3843 3844 3845 3846 3847 3848 3849 3850 3851 3852 |
** Regardless of mxPage, return the current maximum page count.
*/
int sqlite3PagerMaxPageCount(Pager *pPager, int mxPage){
if( mxPage>0 ){
pPager->mxPgno = mxPage;
}
assert( pPager->eState!=PAGER_OPEN ); /* Called only by OP_MaxPgcnt */
/* assert( pPager->mxPgno>=pPager->dbSize ); */
/* OP_MaxPgcnt ensures that the parameter passed to this function is not
** less than the total number of valid pages in the database. But this
** may be less than Pager.dbSize, and so the assert() above is not valid */
return pPager->mxPgno;
}
/*
** The following set of routines are used to disable the simulated
** I/O error mechanism. These routines are used to avoid simulated
** errors in places where we do not care about errors.
|
Changes to test/fallocate.test.
66 67 68 69 70 71 72 73 74 75 76 77 78 79 |
hexio_get_int [hexio_read test.db-journal 16 4]
} else {
set {} 1024
}
} {1024}
do_test fallocate-1.8 { execsql { COMMIT } } {}
#-------------------------------------------------------------------------
# The following tests - fallocate-2.* - test that things work in WAL
# mode as well.
#
set skipwaltests [expr {
[permutation]=="journaltest" || [permutation]=="inmemory_journal"
|
> > > > > > > > > |
66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 |
hexio_get_int [hexio_read test.db-journal 16 4]
} else {
set {} 1024
}
} {1024}
do_test fallocate-1.8 { execsql { COMMIT } } {}
do_test 1.8 {
set nPg [db one {PRAGMA page_count}]
set nFile [expr [file size test.db] / 1024]
list [expr $nPg<100] [expr $nFile>100]
} {1 1}
do_execsql_test 1.9 {
PRAGMA max_page_count = 100;
} {}
#-------------------------------------------------------------------------
# The following tests - fallocate-2.* - test that things work in WAL
# mode as well.
#
set skipwaltests [expr {
[permutation]=="journaltest" || [permutation]=="inmemory_journal"
|