COMPUTER SCIENCE AND ENGINEERING
SQL
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Spreadsheets
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Collections
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Matrices
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Tables
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Detailed explanation-1: -A relational database like Access usually has several related tables. In a well-designed database, each table stores data about a particular subject, such as employees or products. A table has records (rows) and fields (columns). Fields have different types of data, such as text, numbers, dates, and hyperlinks.
Detailed explanation-2: -A relational database is a collection of information that organizes data in predefined relationships where data is stored in one or more tables (or “relations") of columns and rows, making it easy to see and understand how different data structures relate to each other.
Detailed explanation-3: -The data from the Relational database can be accessed, modified or managed by querying with the SQL (structured query language) programming language.
Detailed explanation-4: -To view all the records from two tables with identical structure, you use a union query.