2251 static int whereLoopXfer(sqlite3 *db, WhereLoop *pTo, WhereLoop *pFrom){  in whereLoopXfer()  argument
2253   if( pFrom->nLTerm > pTo->nLSlot  in whereLoopXfer()
2254    && whereLoopResize(db, pTo, pFrom->nLTerm)  in whereLoopXfer()
2259   memcpy(pTo, pFrom, WHERE_LOOP_XFER_SZ);  in whereLoopXfer()
2260   memcpy(pTo->aLTerm, pFrom->aLTerm, pTo->nLTerm*sizeof(pTo->aLTerm[0]));  in whereLoopXfer()
2261   if( pFrom->wsFlags & WHERE_VIRTUALTABLE ){  in whereLoopXfer()
2262     pFrom->u.vtab.needFree = 0;  in whereLoopXfer()
2263   }else if( (pFrom->wsFlags & WHERE_AUTO_INDEX)!=0 ){  in whereLoopXfer()
2264     pFrom->u.btree.pIndex = 0;  in whereLoopXfer()
4792   WherePath *pFrom;         /* An element of aFrom[] that we are working on */  in wherePathSolver()  local
4829   for(ii=mxChoice*2, pFrom=aTo; ii>0; ii--, pFrom++, pX += nLoop){  in wherePathSolver()
4830     pFrom->aLoop = pX;  in wherePathSolver()
4868     for(ii=0, pFrom=aFrom; ii<nFrom; ii++, pFrom++){  in wherePathSolver()
4877         if( (pWLoop->prereq & ~pFrom->maskLoop)!=0 ) continue;  in wherePathSolver()
4878         if( (pWLoop->maskSelf & pFrom->maskLoop)!=0 ) continue;  in wherePathSolver()
4879         if( (pWLoop->wsFlags & WHERE_AUTO_INDEX)!=0 && pFrom->nRow<3 ){  in wherePathSolver()
4890         rUnsorted = sqlite3LogEstAdd(pWLoop->rSetup,pWLoop->rRun + pFrom->nRow);  in wherePathSolver()
4891         rUnsorted = sqlite3LogEstAdd(rUnsorted, pFrom->rUnsorted);  in wherePathSolver()
4892         nOut = pFrom->nRow + pWLoop->nOut;  in wherePathSolver()
4893         maskNew = pFrom->maskLoop | pWLoop->maskSelf;  in wherePathSolver()
4894         isOrdered = pFrom->isOrdered;  in wherePathSolver()
4898                        pWInfo->pOrderBy, pFrom, pWInfo->wctrlFlags,  in wherePathSolver()
4901           revMask = pFrom->revLoop;  in wherePathSolver()
4961                   wherePathName(pFrom, iLoop, pWLoop), rCost, nOut, rUnsorted,  in wherePathSolver()
4980                 wherePathName(pFrom, iLoop, pWLoop), rCost, nOut, rUnsorted,  in wherePathSolver()
5004                   wherePathName(pFrom, iLoop, pWLoop), rCost, nOut, rUnsorted,  in wherePathSolver()
5022                 wherePathName(pFrom, iLoop, pWLoop), rCost, nOut, rUnsorted,  in wherePathSolver()
5031         pTo->maskLoop = pFrom->maskLoop | pWLoop->maskSelf;  in wherePathSolver()
5037         memcpy(pTo->aLoop, pFrom->aLoop, sizeof(WhereLoop*)*iLoop);  in wherePathSolver()
5073     pFrom = aTo;  in wherePathSolver()
5075     aFrom = pFrom;  in wherePathSolver()
5086   pFrom = aFrom;  in wherePathSolver()
5088     if( pFrom->rCost>aFrom[ii].rCost ) pFrom = &aFrom[ii];  in wherePathSolver()
5094     pLevel->pWLoop = pWLoop = pFrom->aLoop[iLoop];  in wherePathSolver()
5104     int rc = wherePathSatisfiesOrderBy(pWInfo, pWInfo->pResultSet, pFrom,  in wherePathSolver()
5105                  WHERE_DISTINCTBY, nLoop-1, pFrom->aLoop[nLoop-1], &notUsed);  in wherePathSolver()
5112     pWInfo->nOBSat = pFrom->isOrdered;  in wherePathSolver()
5114       if( pFrom->isOrdered==pWInfo->pOrderBy->nExpr ){  in wherePathSolver()
5118       pWInfo->revMask = pFrom->revLoop;  in wherePathSolver()
5122           u32 wsFlags = pFrom->aLoop[nLoop-1]->wsFlags;  in wherePathSolver()
5127             int rc = wherePathSatisfiesOrderBy(pWInfo, pWInfo->pOrderBy, pFrom,  in wherePathSolver()
5128                       WHERE_ORDERBY_LIMIT, nLoop-1, pFrom->aLoop[nLoop-1], &m);  in wherePathSolver()
5149           pFrom, 0, nLoop-1, pFrom->aLoop[nLoop-1], &revMask  in wherePathSolver()
5160   pWInfo->nRowOut = pFrom->nRow;  in wherePathSolver()