4259   VdbeCursor *pOrig;    /* The original cursor to be duplicated */  in sqlite3VdbeExec()  local
4262   pOrig = p->apCsr[pOp->p2];  in sqlite3VdbeExec()
4263   assert( pOrig );  in sqlite3VdbeExec()
4264   assert( pOrig->isEphemeral );  /* Only ephemeral cursors can be duplicated */  in sqlite3VdbeExec()
4266   pCx = allocateCursor(p, pOp->p1, pOrig->nField, CURTYPE_BTREE);  in sqlite3VdbeExec()
4270   pCx->pKeyInfo = pOrig->pKeyInfo;  in sqlite3VdbeExec()
4271   pCx->isTable = pOrig->isTable;  in sqlite3VdbeExec()
4272   pCx->pgnoRoot = pOrig->pgnoRoot;  in sqlite3VdbeExec()
4273   pCx->isOrdered = pOrig->isOrdered;  in sqlite3VdbeExec()
4274   pCx->ub.pBtx = pOrig->ub.pBtx;  in sqlite3VdbeExec()
4276   pOrig->noReuse = 1;  in sqlite3VdbeExec()