relationship instance is an association of entity instances
Instances is collection of the Information store in the databaseat a particular moment is called InstancesThis answres form Vishal N Dobariya
A DBMS (Database Management System) is a software application that allows users to interact with a database. An RDBMS (Relational Database Management System) is a type of DBMS that organizes data into tables with rows and columns, and uses structured query language (SQL) for querying and managing data. RDBMSs are a subset of DBMSs, designed specifically for relational databases.
Hierarchical DBMSNetwork DBMSRelational DBMS
In database management systems, extension refers to the actual data values stored in a table, while intension refers to the structure of the database, including its schema, constraints, and relationships between tables. Extension represents the instances of the database elements, while intension represents the definition or blueprint of those elements.
The full form of DBMS is Database Management System.
difference between relation sehema and relation instance in dbms
the number of tuple in a relation is called the cordinality of a relation?
ExtensionThe extension of a given relation is the set of tuples appearing in that relation at any given instance. The extension thus varies with time. It changes as tuples are created, destroyed, and updated.
d_id,d_name
Third normal form.
A software system that facilitates the creation and maintenance and use of an electronic database
It is the number of attribute of its relation schema. Its is an association among two or more entities..
Since relation is a set, and tuples are element of a set, according to set theory, the elements of a set are not ordered.
NA_ what are highlights of advanced DBMS what are highlights of advanced DBMS what are highlights of advanced DBMS
Instances is collection of the Information store in the databaseat a particular moment is called InstancesThis answres form Vishal N Dobariya
no, Java is not dbms.. Java is a programming language Dbms is database
dbms