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Power BI Nexacu Asia
Power BI Nexacu

Power BI DAX Training Course

Learn the fundamentals of DAX on our One-Day Course

Learn DAX from our experienced trainers, live online.

Power BI is a powerful tool. Users can achieve quite a lot without much DAX knowledge but to take your skills and modelling ability to the next level, fundamental understanding of the DAX language is key. Our one-day course will introduce key concepts and work through exercises so students leave with a clearer picture of how to write DAX. You will learn:

  • To write DAX functions and understand expressions
  • use tools to help manage and create DAX
  • create complex expressions 
  • learn methods to optimise expressions and more

Power BI DAX Training Course

4.8
Power BI Nexacu

Learn Power BI DAX from our experienced trainers in our remote courses, live online.

12970 10800 THB
10 max
1 day

Bangkok

Upcoming Courses:
Bangkok
Date
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Wed 17-Feb-21
Wed 17 Feb
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Bangkok
Status: Confirmed
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Fri 5-Mar-21
Fri 5 Mar
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Bangkok
Status: Scheduled
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Fri 9-Jul-21
Fri 9 Jul
Power BI DAX
Bangkok
Status: Scheduled
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Thu 29-Jul-21
Thu 29 Jul
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Bangkok
Status: Scheduled
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Power BI DAX Course Details

Price
12970 10800 THB
Duration
1 day
Times
9am - 4pm ( approx )
Class Size (max)
10
Class Size (avg)
5
Reference Materials
Provided
CPD Hours
6 hours
Delivery
Instructor-led training
Live Online
Address
999 Gaysorn Plaza, 5th Floor, Unit 5B-1, Ploenchit Rd.,, Lumpini, Patumwan, Bangkok, 10330, Thailand
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Microsoft Power BI Training Courses

4.8 5 Microsoft Power BI Training Courses
4.8 out of 5
25024 Student Reviews

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What do I need to know to attend?

  • Use Power BI Desktop proficiently to source / model data and create basic tables, columns and measures with DAX
  • Understanding the basic concepts of data modelling and how to perform related tasks in Power BI
  • Have good general knowledge of simple DAX and understand the evaluation contexts (row, filter, context transition etc.)
  • Advanced Excel skills is desired, knowledge of programming / scripting concepts will be an advantage
  • Students should have attended our Power BI Advanced course.

Power BI DAX Learning Outcomes

  • Write expressions more confidently using DAX
  • Work with a wider range of DAX functions
  • Make use of tools to compliment creating and managing DAX

 

  • Create more complex expressions using methods to build and prove an outcome
  • Appreciate the concepts of data model and expression performance
  • Use techniques to optimise an expression for better efficiency

Power BI DAX Course Content

  • Course Introduction
  • What is DAX
  • DAX Functions
  • DAX Contexts
  • What is Vertipaq
  • DAX efficiency
  • DAX references
  • DAX best practices

 

  • Recap of Contexts
  • Introduction to Contexts
  • Recap of DAX Contexts
  • The Row Context
  • The Filter Context
  • Measures and Calculated Columns
  • Dataset for exercises – Computer Store sales
  • Filter and Row Context in a measure
  • The CALCULATE function
  • Context Transition
  • Filter Expressions of CALCULATE
  • Rules of Evaluation
  • CALCULATE and FILTER

 

  • Contexts in Calculated Columns
  • Introduction to Columns
  • Row Context in Calculated Columns
  • Filter Context in Calculated Columns
  • Relationships in Row Contexts
  • The RELATED function
  • The RELATEDTABLE function
  • Using RELATEDTABLE in a column
  • CALCULATED in row contexts
  • Row to Filter Context
  • Transformation Whiteboard
  • Exercise on row to filter contexts
  • Duplicates in the transformation
  • The LOOKUPVALUE function

 

  • Row Contexts in Measures
  • Introduction to Row Contexts
  • Row Contexts in Measures
  • Simple iterator in a measure
  • Row Context and a related table
  • Some more calculations exercise
  • Re-using measures
  • Implicit CALCULATE in a measure
  • An alternative approach using variables

 

  • Functions and FILTER
  • Introduction to DAX functions
  • Time Intelligence functions
  • Date (Dimension) tables
  • Using in-built TOTALYTD
  • Date modifier functions
  • Using date modifier DATESBETWEEN
  • Using date modifier DATESYTD
  • The magic behind Date Table functions
  • The case for simplicity – MAX or LASTDATE
  • Understanding the FILTER function
  • Contexts in the FILTER function
  • The filter context in functions
  • Naked column references
  • Simple filter expression
  • Comparing a value in the filter context
  • Adding another filter condition
  • The value of VALUES

 

  • Table Functions
  • Introduction to Table functions
  • Summarising tables
  • Using SUMMARIZE alone
  • The problem with SUMMARIZE
  • Using ADDCOLUMNS and SUMMARIZE
  • Using SUMMARIZECOLUMNS as a better alternative
  • A summary table in a measure

 

  • Practical DAX
  • Introduction to DAX calculations
  • Comparing functions – min/max and time intelligence
  • Debugging with DAX
  • Alternative patterns
  • The Quick Measure version
  • The KEEPFILTERS function
  • The TREATAS function
  • A few ORs or TREATAS
  • Using TREATAS and KEEPFILTERS
  • Using TREATAS for virtual relationships

 

  • DAX Tools
  • Use of third party tools
  • Introducing DAX Studio
  • What is DAX Studio
  • Download and Install DAX Studio
  • The DAX Studio Interface
  • How DAX Studio connects to the data
  • Viewing data model information
  • Creating a table query
  • Ordering a query result
  • A query returning a scalar
  • Defining a Measure
  • Declaring a variable
  • Incoming filter context

 

 

  • DAX Performance
  • Introduction to DAX Performance
  • The basics of the Vertipaq engine
  • Where is Vertipaq
  • A database of columns
  • Compression of a column
  • Identifying column compression
  • Understanding the TABLE_ID column
  • Power Query data statistics
  • Data Model Normalisation
  • Introduction to the Query Plan
  • Overview of the engines
  • The Formula Engine
  • The Storage Engine
  • Capturing a query
  • Special process to capture Power BI queries
  • Re-loading Power BI visuals
  • Understanding the query information from the capture

 

  • DAX Optimisation
  • Introduction to optimising DAX
  • Clear the Cache
  • Server Timings
  • Explaining the Server Timings
  • Steps to improve performance
  • Redefine a measure
  • The datacache
  • Optimisation by the Vertipaq engine
  • The CallBackDataID function
  • Reducing CallBackDataID instances
  • Optimising a Query in the Storage Engine
  • Viewing the Query Plan
  • Comparing two statistical functions

 

  • Extended Topics:
  • Table Joins
  • Introduction to Table Joins
  • The Inner Join
  • A join on unrelated tables – TREATAS
  • The Outer Join
  • The Cross Join Using
  • GENERATE for Joins

 

  • Nested Row Context
  • Introduction to Nested Rows
  • How Nested Rows work
  • The EARLIER function
  • The EARLIEST function
  • Create a nested row in a column
  • How to avoid complex nesting expressions
  • Using variables to store values before nesting
  • Avoid iterators where possible
  • Further improve the efficiency of an expression

 

  • Ranking
  • Introduction to Ranking
  • Arguments in RANKX
  • Create a calculated column for ranking
  • Sort order of ranking
  • Definitions when ranking ties
  • Breaking Ties Manually
  • Creating a measure for ranking
  • Adjustments to make the RANKX measure work

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Over 25024 Reviews
Handy Course! Teacher had great knowledge of the software. -Excel Advanced Perth
Nick - Excel Advanced, .
Awesome! -Excel Advanced Perth
Eva - Excel Advanced, .
I very much enjoyed the course and found Steven to be very helpful. I was very fortunate to be the only student in attendance. I had some knowledge but feel I will leave today with far more knowledge. -Excel Intermediate Brisbane
Shirley - Excel Intermediate, .
Jagg was wonderful. His approach to teaching was very suitable to the needs of the class. He worked at a pace that was easy enough to follow and allowed for questions when necessary. Keep up the good work! -Project Beginner Adelaide
Billie - Project Beginner, .
The course was designed well and eased into some of the more difficult components. Great trainer and able to help articulate learnings into what makes sense to specific projects. -Project Beginner Adelaide
Amanda - Project Beginner, .
A fantastic course. Very helpful and informative -Project Beginner Adelaide
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good facilitator thx for today -Project Beginner Adelaide
jeff - Project Beginner, .
Excellent beginners course - feel confident to get started! -Project Beginner Adelaide
Kim - Project Beginner, .
Ken was absolutely fantastic! -Excel Beginner Melbourne
Amrita - Excel Beginner, .
Very helpful base level of knowledge across the platform. Looking forward to the intermediate. Super friendly trainer, thanks Domenic. -Office365 Beginner Perth
Lei - Office365 Beginner, .
Very interactive -Office365 Beginner Perth
Mark - Office365 Beginner, .
Great Excel course, will be very useful in improving my work efficiency. Hope to complete the Advanced Excel Course in the future. Thanks Jenny. -Excel Intermediate Perth
Thomas - Excel Intermediate, .
Very very good course. Jenny is amazing and a great teacher!! A great pace / environment to learn in and ask questions. -Excel Intermediate Perth
Morgan - Excel Intermediate, .
Great course - it's going to save me a lot of time at work and make life easier. Jenny was very helpful and clear at explaining the concepts. -Excel Intermediate Perth
Blaine - Excel Intermediate, .
Jenny was incredibly helpful and friendly. She answered whatever questions we had. The functions taught within this class would be very useful for my work within HR as well as projects. -Excel Intermediate Perth
Alison - Excel Intermediate, .
Learned lots, was very easy to follow. -Excel Intermediate Perth
Oliver - Excel Intermediate, .
It was great! -Excel Intermediate Perth
Alessandra - Excel Intermediate, .
Very useful information to convert into both a working and personal environment. -Excel Intermediate Perth
Mia - Excel Intermediate, .
I enjoyed the course. Jenny was very helpful and informative. -Excel Intermediate Perth
Celeste - Excel Intermediate, .
Great, learned even more functions of Excel -Excel Advanced Brisbane
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