Retrieve Data using Single-Table SQL Queries

The Retrieve Data using Single-Table SQL Queries, one of the best online lookup table courses, will teach you how to use the SQL language to get data from a relational database table. Most computer systems, as they all know, rely on at least one database to store data. The Internal Revenue Service uses a database to keep your tax information. Your phone keeps a database of your contacts' names, addresses, email addresses, and phone numbers. When you purchase online, you're looking at photographs, descriptions, and pricing saved in a database. Database designers go to considerable pains to create databases that store data safely and in a logical manner.

It's crucial to remember that they do all of this labor primarily so that they can receive the data back when they need it! This is known as "data retrieval." Data is obtained or read from a relational database by querying (or questioning) the database using SQL. "The language of relational databases," as SQL is known. It can be used to get data on its own or as part of a program. Data can be presented on a web page, a PC program, or even printed on paper once it has been obtained.

SQLiteStudio will be used to practice creating SQL queries. When you go online to search up the daily special at your favorite restaurant, keep in mind that a SQL query was most likely performed behind the scenes to get that information and display it on your screen. You'll even have a reasonable notion of what the inquiry would have looked like at the conclusion of this course!

Note: This course is best suited to students in the North American area. They were working on bringing the same experience to other parts of the world.

THE SKILLS YOU WILL DEVELOP

• Database (DBMS)
• Problem Solving
• Sql commands
• SQLiteStudio

LEARN STEP BY STEP:

• Your First Query
• The SELECT Clause
• The ORDER BY Clause
• The WHERE Clause
• The Combination WHERE Clause
• Great Analysis Makes a Great Query
• Saving and Reusing Queries

Rating: 4.6/5

Enroll here: coursera.org/projects/single-table-sql-queries