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Performance enhancement for sqlite3DbFree().

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FossilOrigin-Name: c296a9d958ec360fc8d217363348b4918d665bccb3c4f27503a2dcef7db49052
This commit is contained in:
drh
2022-08-22 15:18:37 +00:00
parent 41ce47c4f4
commit 376860ba88
7 changed files with 45 additions and 32 deletions
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src/main.c
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@@ -824,18 +824,19 @@ static int setupLookaside(sqlite3 *db, void *pBuf, int sz, int cnt){
db->lookaside.bMalloced = pBuf==0 ?1:0;
db->lookaside.nSlot = nBig+nSm;
}else{
db->lookaside.pStart = db;
db->lookaside.pStart = 0;
#ifndef SQLITE_OMIT_TWOSIZE_LOOKASIDE
db->lookaside.pSmallInit = 0;
db->lookaside.pSmallFree = 0;
db->lookaside.pMiddle = db;
db->lookaside.pMiddle = 0;
#endif /* SQLITE_OMIT_TWOSIZE_LOOKASIDE */
db->lookaside.pEnd = db;
db->lookaside.pEnd = 0;
db->lookaside.bDisable = 1;
db->lookaside.sz = 0;
db->lookaside.bMalloced = 0;
db->lookaside.nSlot = 0;
}
db->lookaside.pTrueEnd = db->lookaside.pEnd;
assert( sqlite3LookasideUsed(db,0)==0 );
#endif /* SQLITE_OMIT_LOOKASIDE */
return SQLITE_OK;