Types of Attributes in Dbms are
Key or non key attributes
Required or optional Attributes
Simple or composite Attributes
Single-valued and multi-valued Attributes
Stored, Coded or derived Attributes
Different types of attributes in DBMS are:Key or non key attributesRequired or optional AttributesSimple or composite AttributesSingle-valued and multi-valued AttributesStored, Coded or derived Attributes
Arity=#attributes
In dbms with m attributes 2^m-1 keys are possible. BY-ROHIT
Cardinality is the number of attributes in the table.
class in dbms is nothing but a collection of attributes.... class in java is defined as collection of objects....:D
In DBMS a table contains one or more columns there columns are the attribute in DBMS FOR EXAMPLE---say you have a table named "employee information"which have the following columns ID,NAME,ADDRESS THEN id ,name address are the attributes of employee..................
Hierarchical DBMSNetwork DBMSRelational DBMS
Data dependency in DBMS refers to the relationship between different data elements within a database. There are three main types: functional dependency (one attribute determines another), partial dependency (part of a composite key determines other attributes), and transitive dependency (dependency between non-key attributes). Understanding data dependencies is crucial for database normalization and maintaining data integrity.
There are four types of DBMS users,Naive UsersOnline UsersApplication Program UsersDatabase AdministratorNote: The description of above points is currently not available.
1. Following are the different types of dbmsMySQLMicrosoft SQL ServerMS AccessFoxproSAPdBASETibero 6
Armstrong rules are complete or sound in dbms by clarifying the types of situations which need to be achieved and done.
DataBase Management System (DBMS)is a software package# it allows data to be effectively stored, retrieved and manipulatedand # the data stored in a DBMS packege can be accessed by multiple users and by multiple application programs like (SQL Server, Oracle, Ms-Access) .Types of DBMS# Hierarachical DBMS (HDBMS)# Network DBMS (NDBMS)# Relational DBMS (RDBMS)# Object Oriented DataBase(OODB)# Distributed DBMS (DDBMS)