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Advanced SQL Course

Course 929

  • Duration: 3 days
  • Labs: Yes
  • Language: English
  • Level: Advanced

Structured Query Language (SQL) is the cornerstone of all relational database operations. In this hands-on Advanced SQL course, you will learn how to exploit the full potential of the SELECT statement to write robust queries using the best query method for your application, test your queries, and avoid common errors and pitfalls. It also teaches alternative solutions to given problems, enabling you to choose the most efficient solution in each situation.

Advanced SQL Course Delivery Methods

  • In-Person

  • Online

Advanced SQL Course Information

In this Advanced SQL Course, you will learn how to:

  • Maximize the potential of SQL to build powerful, complex, and robust SQL queries.
  • Query multiple tables with inner joins, outer joins, and self joins.
  • Construct recursive common table expressions.
  • Summarize data using aggregation and grouping.
  • Execute analytic functions to calculate ranks.
  • Build simple and correlated subqueries.
  • Thoroughly test SQL queries to avoid common errors.
  • Select the most efficient solution to complex SQL problems.

Advanced SQL Course Prerequisites

This is an advanced course, and knowledge of the basics of SQL at the level of Learning Tree course 925, Introduction to SQL Course, or equivalent is assumed.

Advanced SQL Course Instructor-Led Outline

SQL fundamentals 

  • Why SQL can be both easy and difficult 
  • Recommendations for thorough testing 

Retrieving data with SELECT 

  • Expressions 
  • Literals 
  • Handling NULLs properly 

Executing queries 

  • Analyzing query plans 
  • Enhancing query performance 
  • Retrieving partial results with FETCH and OFFSET 
  • Selecting the best alternatives 
  • Avoiding errors and pitfalls 

Implementing various types of joins 

  • Inner joins 
  • Cross joins 
  • Left, right, and full outer joins 
  • Equijoins vs. theta joins 
  • The performance implications of joins 
  • Adding filter conditions to outer joins 

Writing self joins 

  • Joining a table to itself 
  • Chaining self joins 
  • Solving time-interval problems 

Combining queries with set operators 

  • UNION 
  • UNION ALL 
  • INTERSECT 
  • EXCEPT 

Summarizing data with aggregate functions 

  • COUNT 
  • SUM 
  • AVG 
  • MIN 
  • MAX 
  • Managing NULLs 
  • identifying duplicates 

Grouping data 

  • GROUP B 
  • Applying conditions with HAVING 
  • Calculating moving averages 
  • Building crosstab reports 

Extending group queries 

  • Nesting grouped aggregates 
  • Joins and grouping 
  • Introducing subtotals with CUBE and ROLLUP 

The OVER clause 

  • Specifying the ordering before applying the function 
  • Splitting the result set into logical partitions 

Calculating ranks 

  • RANK and DENSE_RANK 
  • ROW_NUMBER with ordered sets 
  • Calculating percentiles 

Extending the use of aggregates 

  • Partitioning in multiple levels 
  • Computing running totals 
  • Comparing row and aggregate values 
  • Top-N queries 
  • Defining sliding window boundaries 

Self-contained subqueries 

  • Subqueries in conditions and column expressions 
  • Creating multilevel subqueries 
  • Avoiding problems when subqueries return NULLs 
  • Handling multirow subquery results 
  • Finding gaps in number series 

Correlated subqueries 

  • Accessing values from the outer query 
  • EXISTS vs. IN 
  • Identifying duplicates 
  • Avoiding accidental correlation 

Common table expressions 

  • Reusable subqueries 
  • Recursive subqueries 
  • Traversing hierarchies 
  • Overcoming SQL limitations 
  • Reducing complexity and improving performance 
Get This Course $2,885 GOV $2,539 For Team Prices Call: 888-843-8733
  • 3-day instructor-led training course
  • One-on-one after-course instructor coaching
  • Learning Tree end-of-course exam included
  • After-course computing sandbox included

Get the Advantage $5,150
  • Take this course and gain unlimited access to more than 300 virtual instructor-led courses
  • Future-proof your career with more than 100 sought-after certifications in the market
  • Build real skills through hands-on learning in more than 180 virtual labs
  • Grow your skills and capabilities with more than one course at a time and save
Thank you for choosing subscriptions!
#929
  • Guaranteed to Run - you can rest assured that the class will not be cancelled.
    Jul 23 - 25 9:00 AM - 4:30 PM EDT
    Virtual
  • Aug 13 - 15 9:00 AM - 4:30 PM EDT
    Herndon, VA or Virtual
  • Guaranteed to Run - you can rest assured that the class will not be cancelled.
    Aug 20 - 22 9:00 AM - 4:30 PM EDT
    Virtual
  • Aug 27 - 29 9:00 AM - 4:30 PM EDT
    Virtual
  • Sep 3 - 5 9:00 AM - 4:30 PM EDT
    Virtual
  • Sep 10 - 12 9:00 AM - 4:30 PM EDT
    Virtual
  • Sep 17 - 19 12:00 PM - 7:30 PM EDT
    Bellevue, WA or Virtual
  • Guaranteed to Run - you can rest assured that the class will not be cancelled.
    Sep 24 - 26 9:00 AM - 4:30 PM EDT
    Virtual
  • Oct 1 - 3 9:00 AM - 4:30 PM EDT
    Virtual
  • Oct 8 - 10 9:00 AM - 4:30 PM EDT
    Ottawa or Virtual
  • Oct 22 - 24 11:00 AM - 6:30 PM EDT
    Aurora, CO or Virtual
  • Oct 29 - 31 9:00 AM - 4:30 PM EDT
    Toronto or Virtual
  • Nov 12 - 14 9:00 AM - 4:30 PM EST
    New York or Virtual
  • Dec 3 - 5 10:00 AM - 5:30 PM EST
    Austin or Virtual
  • Dec 17 - 19 12:00 PM - 7:30 PM EST
    San Francisco or Virtual
  • Jan 14 - 16 9:00 AM - 4:30 PM EST
    Herndon, VA or Virtual
  • Feb 4 - 6 11:00 AM - 6:30 PM EST
    Aurora, CO or Virtual
  • Mar 18 - 20 9:00 AM - 4:30 PM EDT
    Ottawa or Virtual
  • Mar 31 - Apr 2 12:00 PM - 7:30 PM EDT
    Bellevue, WA or Virtual

Scroll to view additional course dates

  • 3-day instructor-led training course
  • One-on-one after-course instructor coaching
  • Learning Tree end-of-course exam included
  • After-course computing sandbox included

Get the Advantage $5,150
  • Take this course and gain unlimited access to more than 300 virtual instructor-led courses
  • Future-proof your career with more than 100 sought-after certifications in the market
  • Build real skills through hands-on learning in more than 180 virtual labs
  • Grow your skills and capabilities with more than one course at a time and save
Thank you for choosing subscriptions!
#929
  • Guaranteed to Run - you can rest assured that the class will not be cancelled.
    Jul 23 - 25 9:00 AM - 4:30 PM EDT
    Virtual
  • Aug 13 - 15 9:00 AM - 4:30 PM EDT
    Herndon, VA or Virtual
  • Guaranteed to Run - you can rest assured that the class will not be cancelled.
    Aug 20 - 22 9:00 AM - 4:30 PM EDT
    Virtual
  • Aug 27 - 29 9:00 AM - 4:30 PM EDT
    Virtual
  • Sep 3 - 5 9:00 AM - 4:30 PM EDT
    Virtual
  • Sep 10 - 12 9:00 AM - 4:30 PM EDT
    Virtual
  • Sep 17 - 19 12:00 PM - 7:30 PM EDT
    Bellevue, WA or Virtual
  • Guaranteed to Run - you can rest assured that the class will not be cancelled.
    Sep 24 - 26 9:00 AM - 4:30 PM EDT
    Virtual
  • Oct 1 - 3 9:00 AM - 4:30 PM EDT
    Virtual
  • Oct 8 - 10 9:00 AM - 4:30 PM EDT
    Ottawa or Virtual
  • Oct 22 - 24 11:00 AM - 6:30 PM EDT
    Aurora, CO or Virtual
  • Oct 29 - 31 9:00 AM - 4:30 PM EDT
    Toronto or Virtual
  • Nov 12 - 14 9:00 AM - 4:30 PM EST
    New York or Virtual
  • Dec 3 - 5 10:00 AM - 5:30 PM EST
    Austin or Virtual
  • Dec 17 - 19 12:00 PM - 7:30 PM EST
    San Francisco or Virtual
  • Jan 14 - 16 9:00 AM - 4:30 PM EST
    Herndon, VA or Virtual
  • Feb 4 - 6 11:00 AM - 6:30 PM EST
    Aurora, CO or Virtual
  • Mar 18 - 20 9:00 AM - 4:30 PM EDT
    Ottawa or Virtual
  • Mar 31 - Apr 2 12:00 PM - 7:30 PM EDT
    Bellevue, WA or Virtual

Scroll to view additional course dates

  • Bring this or any training to your organization

  • Full-scale program development

  • Delivered when, where, and how you want it
  • Blended learning models
  • Tailored content
  • Expert team coaching

Get the Advantage $5,150
  • Take this course and gain unlimited access to more than 300 virtual instructor-led courses
  • Future-proof your career with more than 100 sought-after certifications in the market
  • Build real skills through hands-on learning in more than 180 virtual labs
  • Grow your skills and capabilities with more than one course at a time and save
Thank you for choosing subscriptions!
#929
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Advanced SQL Queries Course FAQs

The SQL Language is an ANSI/ISO standard language used by all relational database products. 

For the hands-on exercises, you will choose between working with the PostgreSQL database product or Microsoft SQL Server. 

Yes! We know your busy work schedule may prevent you from getting to one of our classrooms which is why we offer convenient online training to meet your needs wherever you want, including online training. 

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