Joomla AdminModel: It is a prototype admin model. This class extends Form Model, which extends Base Database Model.
It is a method to save the form data into the database.
It is a method to delete one or more records.
It is method to get a single record.
It is a method to change the published state of one or more records.
This method is used to adjust the ordering of a row. It returns NULL if the user did not have edit privileges for any of the selected primary keys.
The function saves the manually set order of records.
It is a method to perform batch operations on an item or a set of items.