Complete Summary and Solutions for Querying and SQL Functions – NCERT Class XII Informatics Practices, Chapter 1 – Explanation, Questions, Answers

Detailed summary and explanation of Chapter 1 'Querying and SQL Functions' from the NCERT Informatics Practices textbook for Class XII, covering the basics of SQL querying, different types of queries, and the use of SQL functions for data retrieval and manipulation. The chapter explains SELECT statements, usage of WHERE, ORDER BY, GROUP BY, and HAVING clauses, along with built-in SQL functions such as aggregate functions, scalar/string functions, date and numeric functions, illustrated through examples and typical exam-style tasks. It also includes all NCERT exercises, questions, and solutions to strengthen conceptual understanding and practical SQL skills.

Updated : 3 days ago