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In which format database schema is written ?Data base schema is written in the DDL format.
Differentiate between Procedural and non procedural languages ? Procedural and non procedural languages - A procedural language specifies the operations to be performed on th
Define Network DBMS The NDBMS is built primarily on a one-to-many relationship, but where a parent-child representation between the data items cannot be ensured. This may occur
In which form of relational database developer refers to a record? In a tuple form of relational database developer refers to a record.
What is a database? Database - Basically in simple terms A database is a collection of inter related data and/or information stored so which it is available to several users
i am required to come up with entities relationships, optionality and cardinality from a scenario. there is a night club and bookings for a musician band
You want to implement following relationships when designing tables. How would you do it? a.) One-to-one b.) One-to-many c.) Many-to-many a.) One-to-One relationship -
What is known as a search key? An attribute or set of attributes used to look up records in a file is known as a search key.
What is meant by object identifiers? Object-oriented systems use an object identifier to recognize objects. Object identifiers are unique: that is every object has a single ide
ERD Diagram of Medical Recruitment Agency?
With the help of an example display how records can be deleted and updated in QBE. (i) Increase Pay_Rate of employees along with the skill of ‘cook' by 10%. (ii) Delete employee
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