Is there any method in uitableview to reload full table?

Is there any method in UITableView. [tableView reloadData] is used to load full table. I want to know how to load only one section, as I have large number of rows in the table. The reloadSections method bugs me -- as I have to construct a few objects.
Likewise, is it better to reload entire table view?
Reloading an entire table view is not always the best way to update the data in the table view. It might be better to reload specific rows/cells in the table view. In today's tutorial we will be learning how to do this, luckily, Apple has made this very easy for us.
One may also ask, what can you do with a uitable view? In a UITableView, you can quickly reload, insert, delete, and reorder rows. All these actions come with standard animations out of the box. In a scroll view, you have to write a ton of code to get the same functionality. A table view can arrange items into sections and use indexes.
Additionally, what's the difference between My Table View and my Tableview outlet?
The other difference is that my table view outlet is named as tableview where the video calls it myTableView. Ok, let's get to setting up the table view now. The first thing that we need to do is to adopt and conform to the required protocols that will be used in this tutorial.
Just so, what does the delegate of a UITableView object do?
The delegate of a UITableView object must adopt the UITableViewDelegate protocol. Optional methods of the protocol allow the delegate to manage selections, configure section headings and footers, help to delete and reorder cells, and perform other actions.

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Is there a way to scroll vertically with uitableview?

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Which is better uicollectionview or uitableview in ios?

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What does the delegate of a uitableview object do?

The delegate of a UITableView object must adopt the UITableViewDelegate protocol. Optional methods of the protocol allow the delegate to manage selections, configure section headings and footers, help to delete and reorder cells, and perform other actions.