Introduction to SQL Course : Master the Basics of Structured Query Language
Course Overview: Introduction to SQL Course is ideal for beginners with no prior experience in SQL or database management, as well as for professionals seeking to refresh their skills.Whether you're starting your journey in database management, exploring data engineering, or aiming for a role as a Business Intelligence Analyst, this course provides an excellent foundation for mastering SQL.
Course Description
The Introduction to SQL course offers a comprehensive introduction to the SQL programming language, the standard for managing relational databases. This course covers fundamental concepts, including creating tables, manipulating data, and querying databases.By completing this course, participants will gain the skills to write SQL queries and work with Microsoft SQL Server.
Fee Breakdown
📆 Then, pay £142.60/month for 5 months.
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Key Technology Tags
Features
Seats Available:50 seats
Instructed In:English
Installment Allowed:Yes
Instructor:Kelechi Okoroigwe
Delivery Mode:Online
Next Starting:20/06/2025
Duration:5 months
Institution:CEN IDEA LTD
Before You Begin – What You Need to Know!
Make sure you're ready for this course by reviewing these key prerequisites.
- No prior Knowledge of SQL. You will learn everything you need to know
- Knowledge of software usages.
- Knowledge of basic computing concepts and technologies
- Collaboration and Communication.
What You'll Gain from This Course
- Learn SQL's role in relational databases and key concepts like tables and relationships.
- Create, modify, and delete tables.
- Filter, sort, and group data with SQL clauses.
- Use joins and subqueries to retrieve data from multiple tables.
- Summarize data using COUNT, AVG, SUM, and more.
- Prepare for roles in database management, data engineering, and business intelligence.
Course Syllabus
- Highlighting SQL as the foundation of database operations
- Applying the ANSI/ISO standards
- Describing the fundamental building blocks: tables, columns, primary keys, and foreign keys
- SQL in Modern Applications And Popular SQL Database Systems
- Building tables with CREATE TABLE
- Modification of table structure with ALTER TABLE
- Addition of columns to an existing table
- Removing tables with DROP TABLE and Use of TRUNCATE
- Use primary key constraints to ensure unique identifiers for each record.
- Apply foreign key constraints to maintain relationships between tables.
- Use check constraints to enforce specific conditions on data.
- Expediting data retrieval with indexes.
- Recommending guidelines for index creation.
- Adding table rows with INSERT
- Changing row content with UPDATE
- Removing rows with DELETE
- Controlling transactions with COMMIT and ROLLBACK
- Deploying BEGIN TRANSACTION in SQL Server
- Retrieving data with SELECT
- Specifying column expressions in your retrieval
- Sorting the result with ORDER BY
- Handling NULL values in expressions
- Testing for equality or inequality
- Applying wildcard characters and Avoiding NULL Values
- Matching related rows with INNER JOIN
- Including nonmatched rows with OUTER JOIN
- Stacking results with UNION
- Creating a Cartesian product with CROSS JOIN
- Identifying matching rows with INTERSECT
- Utilising EXCEPT to find nonmatching rows
- Conditional formatting with the CASE expression
- Utilising the CASE expression to simulate IF tests
- Dealing with NULL values
- Summarising data using SUM, AVG and COUNT
- Finding the highest/lowest values with MAX and MIN
- Defining the summary level with GROUP BY
- Applying filter conditions with HAVING
- Creating correlated vs. noncorrelated subqueries
- Testing the existence of rows
- Including subqueries in expressions - Placing subqueries in the column list
- Handling subqueries that return no rows
- Selecting data from a query result set
- Using subqueries in the FROM clause
- Building reusable code usng views
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