113361 SQLITE_PRIVATE Expr *sqlite3VectorFieldSubexpr(Expr *pVector, int i){  argument
113362   assert( i<sqlite3ExprVectorSize(pVector) || pVector->op==TK_ERROR );
113363   if( sqlite3ExprIsVector(pVector) ){
113364     assert( pVector->op2==0 || pVector->op==TK_REGISTER );
113365     if( pVector->op==TK_SELECT || pVector->op2==TK_SELECT ){
113366       assert( ExprUseXSelect(pVector) );
113367       return pVector->x.pSelect->pEList->a[i].pExpr;
113369       assert( ExprUseXList(pVector) );
113370       return pVector->x.pList->a[i].pExpr;
113373   return pVector;
113399   Expr *pVector,       /* The vector.  List of expressions or a sub-SELECT */  argument
113404   if( pVector->op==TK_SELECT ){
113405     assert( ExprUseXSelect(pVector) );
113427       pRet->pLeft = pVector;
113430     if( pVector->op==TK_VECTOR ){
113432       assert( ExprUseXList(pVector) );
113433       ppVector = &pVector->x.pList->a[iField].pExpr;
113434       pVector = *ppVector;
113438         return pVector;
113441     pRet = sqlite3ExprDup(pParse->db, pVector, 0);
113484   Expr *pVector,                  /* Vector to extract element from */  argument
113490   u8 op = pVector->op;
113493     *ppExpr = sqlite3VectorFieldSubexpr(pVector, iField);
113494     return pVector->iTable+iField;
113497     assert( ExprUseXSelect(pVector) );
113498     *ppExpr = pVector->x.pSelect->pEList->a[iField].pExpr;
113502     assert( ExprUseXList(pVector) );
113503     *ppExpr = pVector->x.pList->a[iField].pExpr;