SQL Code Challenges: Use SQL to answer Business questions | Database Design & Development Online Course by Udemy

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Build 21 SQL Queries to solve business problems in Real World

An excellent training about Database Design & Development

SQL Code Challenges: Use SQL to answer Business questions

SQL is a standard language for storing, manipulating and retrieving data in databases. SQL is a standard language for storing, manipulating and retrieving data in databases. The best way to build up your skills in any area is by practice. This course is a hands-on practical learn by doing course. SQL ( SQL -Structural Query language ) is one of the most popular and sort after skills in the IT industry. SQL Skills is so important especially with big data and data dependent businesses and applications from Facebook to our local banks. This course was designed with the beginner in mind. The course starts by walking you through how to setup a lab where you will download and install Microsoft SQL Server and the sample Northwind database. In this course we will solve 21 business related problem questions by building SQL queries to interrogate the database and produce the answers to solving the business problems. We will use the following while building our queries to solve the business problems: Retrieve data with SELECT Use Case Expressions Eliminate duplicatesFilter data with equality filters Filter data with basic comparisons Filter data with string comparisons Filter data with logical comparisons Filter data with comparisons Use order by clauseSort data by ascending and descending order Use Table joins to extract data from multiple tablesUse UNION operator to combine results of two or more SELECT Statements Aggregate functions to compute a single output valueGROUP BY Clause to group related dataBy the end of this course you will be would have gained enough skills to interrogate Databases.

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