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In synchronous=normal mode, do not sync the log after every transaction. In synchronous=full mode, sync the log and add any extra frames required to avoid blast-radius related problems after each transaction.

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FossilOrigin-Name: 9bc9b6847303d0324543a9ded8dd0473490122d8
This commit is contained in:
dan
2010-04-17 15:42:43 +00:00
parent 3de777fd8c
commit 6703239d2f
5 changed files with 54 additions and 45 deletions
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3
src/pager.c
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@@ -3764,6 +3764,7 @@ static int pagerOpenLog(Pager *pPager){
sqlite3OsFileControl(pPager->fd, SQLITE_FCNTL_LOCKSTATE, &locktype);
assert( locktype==SQLITE_LOCK_SHARED );
#endif
pPager->state = PAGER_SHARED;
}
return SQLITE_OK;
@@ -4880,7 +4881,7 @@ int sqlite3PagerCommitPhaseOne(
PgHdr *pList = sqlite3PcacheDirtyList(pPager->pPCache);
if( pList ){
rc = sqlite3LogFrames(pPager->pLog, pPager->pageSize, pList,
pPager->dbSize, 1, 1
pPager->dbSize, 1, pPager->fullSync
);
}
sqlite3PcacheCleanAll(pPager->pPCache);