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Open its course - Database Systems Labs
Expressions and Single Row functions in SQL By Ali Iqbal
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This lab focus on different expressions and single row functions

Overview

Expression and single row functions can be used for runtime data minupulation and are a power feature in SQL. Single row functions are those built-in functions which work on a single row and return one output per row. For example, length and case conversion functions are single row functions. Proper use of such functions inside SQL statements can greatly save coding on the caller side i.e. PHP, Java etc.

Objectives

  • Using Expressions
  • Applying single-row functions.

Expressions in SQL for All, By Ali Iqbal

To be updated soon

Lab Tasks for All, By Ali Iqbal

  1. Create a table with two columns for first_name and family_name respectively. Insert the names of your three friends in lower case case characters. Write a query to create columns aliased fullname by using the CONCAT() functions.
  2. Every student has to find at least 5 examples of string, date and math functions.
  3. Merge your examples into the common solution section of your group lab such that same functions appears togather.  

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Expressions and Single Row functions in SQL Evaluation

To earn PASS status, system is about to evaluate you using multiple choice questions (MCQs) and True/False type questions.

  • CAREFULLY READ THE FOLLOWING INSTRUCTIONS!
  • Make sure you have learned this lecture along with its topics and tutorials.
  • On first evaluation you get 100% marks on correct answer, then on 2nd you get 95% marks and so on.
  • Answer the questions with a gap NOT MORE THAN A MINUTE, Otherwise it will re-start.

I have read above instrucitons and ready for evaluation.
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