What four main types of actions involve databases? briefly discuss each?

The four main types of actions are: Define database,Construct database,Manipulate database, and Share database. First in define database you have to define database like database structure and database type it is called metadata of the data. Secondly we have Construct database which is the process of data being stored and it can be maintained by the DBMS. Next we have Manipulate database, where we retrieve database by using query and insert, update and delete the database also. Finally Share database in this we share our information so that the data can be used among many users.