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Add the SQLITE_CONFIG_MMAP_LIMIT configuration option for overriding the

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SQLITE_DEFAULT_MMAP_LIMIT compile-time setting.  Enhance "PRAGMA mmap_limit"
so that without a specific database name, it sets the limit on all database
files and changes the default for any future databases that might be added
using ATTACH.

FossilOrigin-Name: 78141d0a16dd1d56b575fccd149de7fa789cb06c
This commit is contained in:
drh
2013-04-01 22:38:06 +00:00
parent a539c8a464
commit a1f42c7c32
10 changed files with 53 additions and 17 deletions
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src/pager.c
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@@ -4749,7 +4749,7 @@ int sqlite3PagerOpen(
/* pPager->pBusyHandlerArg = 0; */
pPager->xReiniter = xReinit;
/* memset(pPager->aHash, 0, sizeof(pPager->aHash)); */
pPager->mxMmap = SQLITE_DEFAULT_MMAP_LIMIT;
/* pPager->mxMmap = SQLITE_DEFAULT_MMAP_LIMIT // will be set by btree.c */
*ppPager = pPager;
return SQLITE_OK;