Database-MySQL [3i Infotech Placement]: Sample Questions 138 - 139 of 162

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Question 138

Describe in Detail Essay▾

Define SQL and state the differences between SQL and other conventional programming Languages

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Explanation

  • SQL: Is a standardized programming language used for managing relational databases and performing various operations on the data in them.
  • State: Database state, in database technology the set of stored data.

    The differences between SQL and other conventional programming Languages:

  • SQL is a nonprocedural language designed for data access operations on normalized relational database structures.
  • SQL statements specify data operations to be performed- not how to perform- this is the primary difference between SQL and other conventional programming languages.
  • SQL provides a small and concise set of commands- saves time and reduce the amount of programming required to perform complex queries.
  • SQL helps modify a database application in a much easier way.

Question 139

Write in Short Short Answer▾

Which command displays the SQL command in the SQL buffer, and then executes it?

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Explanation

RUN command displays the SQL command in the SQL buffer and then executes it.

Syntax of RUN Command:

RUN string