A virtual table that is constructed from other tables is called
Correct answer: A. View
- A. View
- B. Table
- C. Relations
- D. Tuple
Explanation
A view is a virtual table in a database that is based on a SQL query. It acts like a regular table, allowing users to query and retrieve data from the underlying tables. Views can simplify complex queries, improve data security by hiding sensitive data in the underlying tables, and provide a logical data structure for users
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Databases cover tables, records, fields, keys and relationships, together with database management systems and relational database design. The subject includes primary and foreign keys, normalization, SQL commands such as SELECT, INSERT, UPDATE and DELETE, queries, forms and reports, while distinguishing a database from a spreadsheet used for simple tabular data.
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