An Entity Relationship Diagram is one graphical method. A dataflow diagram is another way of looking at a system for which you will design a database.
Network Database
SQL is a language broad term to define a type of database. More specific ones are My SQL (open source) and MicroSoft SQL
A relational database is a type of database, so in one sense there is no difference. There are various kinds of database. A relational database is one type. Others include network and hierarchical.
Microsoft Access is a type of database management program. It offers a graphical user interfaces that one can use to create and manage databases.
It depends on the database software. General syntax is: create table TABLENAME define columns (data type, not null)
All graphs are graphical graphs because if they were not graphical graphs they would not be graphs!
Hierarchical database
Windows is a type of graphical user interface
Windows is a type of graphical user interface
multidimensional database
That depends on the type of database it is and the design of the Database Annalist.
Field characteristics in a database are used to define the properties and constraints of a specific field, such as data type, length, and validation rules. They help ensure data integrity, accuracy, and consistency within the database by specifying how data should be stored and validated. These characteristics help to maintain the quality and reliability of the data stored in the database.