2885     Column *pDestCol = &pDest->aCol[i];  in xferOptimization()  local
2889      && (pDestCol->colFlags | pSrcCol->colFlags) & COLFLAG_HIDDEN   in xferOptimization()
2911     if( (pDestCol->colFlags & COLFLAG_GENERATED) !=  in xferOptimization()
2919     if( (pDestCol->colFlags & COLFLAG_GENERATED)!=0 ){  in xferOptimization()
2922              sqlite3ColumnExpr(pDest, pDestCol), -1)!=0 ){  in xferOptimization()
2923         testcase( pDestCol->colFlags & COLFLAG_VIRTUAL );  in xferOptimization()
2924         testcase( pDestCol->colFlags & COLFLAG_STORED );  in xferOptimization()
2929     if( pDestCol->affinity!=pSrcCol->affinity ){  in xferOptimization()
2932     if( sqlite3_stricmp(sqlite3ColumnColl(pDestCol),   in xferOptimization()
2936     if( pDestCol->notNull && !pSrcCol->notNull ){  in xferOptimization()
2940     if( (pDestCol->colFlags & COLFLAG_GENERATED)==0 && i>0 ){  in xferOptimization()
2941       Expr *pDestExpr = sqlite3ColumnExpr(pDest, pDestCol);  in xferOptimization()