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When possible, use memory mapping when appending new pages to a database file.

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FossilOrigin-Name: 14135da3cdbafd699563a29608f32347cda28338
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dan
2013-03-20 14:26:59 +00:00
parent eecc398374
commit eb97b29345
8 changed files with 70 additions and 24 deletions
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src/os.h
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@@ -259,7 +259,7 @@ int sqlite3OsShmMap(sqlite3_file *,int,int,int,void volatile **);
int sqlite3OsShmLock(sqlite3_file *id, int, int, int);
void sqlite3OsShmBarrier(sqlite3_file *id);
int sqlite3OsShmUnmap(sqlite3_file *id, int);
int sqlite3OsMremap(sqlite3_file *id, i64, i64, i64, void **);
int sqlite3OsMremap(sqlite3_file *id, int, i64, i64, i64, void **);
/*