The application of database management system in air flight seat booking in a way that one seat is accessed by only one clerk for customer reservation is classified as a. online transaction processing b. offline transaction processing c. online logical representation d. offline modeling representation

A relational database cannot facilitate many-to-many relationships due to its inherent design, which is based on the concept of tables with rows and columns. This design limits the ability to represent complex relationships between entities. For instance, if we consider a scenario where a student can enrol in multiple courses, and a course can have multiple students, a relational database cannot directly represent this many-to-many relationship. Instead, a workaround is required, such as creating a third table to act as a bridge between the two tables, which can be time-consuming and complex to manage.

The conversion of requests to outcomes across the internal, external, and conceptual levels of a three-schema architecture is referred to as

The distinction between scalar and vector database functions.