Introduction to Transact-SQL | Online | Alison
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Introduction to Transact-SQL - Revised

Gain a better understanding of what SQL and Transact-SQL are and learn how to query databases using T-SQL.

Bases de données
Gratuit
This free online Introduction to Transact-SQL course will teach you how to construct queries using the select statement. It will teach you how to refine your select statement search with various clauses that can be applied to it. You will learn how to sort and filter queries as well as combine data from different sources within the database. You will also look into the various data types that a database can hold, and more!

Description

Modules

Résultats

Certification

View course modules

Description

This course begins by teaching you how to set up an Azure SQL Database environment. SQL stands for Structured Query Language and is generally used as a standard across the industry for interrogating databases. You will learn how to construct SELECT statements to return data from a database and describe the different data types and their uses. You will also learn how to identify NULL functions and how they work with SQL queries.

You will then learn how to remove duplicates from SQL query searches, sort SQL query results, and construct a SQL query with predicates and filtering. This course will also teach you the concept and uses of a Join. You will learn where to implement Joins in SQL queries, how to apply the UNION operator in a SQL query to combine data from two different tables, and where to add INTERSECT and EXCEPT operators in a SQL queries.

Mastering the process of querying database is a very useful skill that you can easily acquire with this databases course from Alison. Once you have gone through all the modules, you will gain a better understanding of how to combine queries using the Intersect and Except queries, how logical function works, how to filter using the group by sub clause and Having clause, and more! Start this course today to improve your SQL abilities.

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Learning Outcomes

Having completed this course you will be able to:


  • Set up an Azure SQL Database environment
  • Describe the different data types and their uses
  • Identify NULL functions and how they work with SQL queries
  • Identify how to remove duplicates from SQL query searches
  • Choose how to sort SQL query results
  • Construct a SQL query with predicates and filtering
  • Describe the concept and uses of a Join
  • Identify where to implement Joins in SQL queries
  • Identify where to apply the UNION operator in a SQL query to combine data from two different tables
  • Recognize where to add INTERSECT and EXCEPT operators in a SQL queries
  • Identify many of the built in Functions in Transact- SQL and where use them in SQL queries
  • State how to summarize data with Aggregating functions

Certification

All Alison courses are free to study. To successfully complete a course you must score 80% or higher in each course assessments. Upon successful completion of a course, you can choose to make your achievement formal by purchasing an official Alison Diploma, Certificate or PDF.

Having an official Alison document is a great way to celebrate and share your success. It is:

  • Ideal to include with CVs, job applications and portfolios
  • A way to show your ability to learn and achieve high results
All Certificates are available to purchase through the Alison Shop. For more information on purchasing Alison Certificates, please visit our FAQ. If you decide not to purchase your Alison Certificate, you can still demonstrate your achievement by sharing your Learner Record or Learner Achievement Verification, both of which are accessible from your Tableau de bord. For more details on our Certificate pricing, please visit our Pricing Page.

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