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Training Power Query M Language - Automate Data Processing

Course created on July 27, 2026Updated on October 5, 2026

On quote

5 days
Onsite
10 people max.

Request a quote See the program

Ref: QWB283

10 people max.

On quote

In-company rate: on quote

On-site and certification exam on quote

5 days

Onsite

Don't let this gap widen

Why this program matters

Without mastering Power Query M Language, teams lose up to 30% of their time on manual data cleanups, generating costly errors estimated at 15% of revenues according to Gartner.
Late analyses block strategic decisions, exposing the company to competitive losses of 20-25 million euros annually in data-intensive sectors.
Your career stagnates without these essential skills, risking obsolescence amid the rise of automated BI.
Invest now to convert these risks into lasting competitive advantages.

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25,651 programs · 25 countries

Every program built with a dedicated engineer

Companies: Aptar, ArcelorMittal, Equans, EDF, Ubisoft and Microsoft.

Learning objectives

Master the basics of the M language for professional and certified Power Query training.
Develop skills in automated data transformation within the company.
Design optimized queries to accelerate massive data processing.
Implement custom functions in M for efficient workflows.
Optimize dataset performance using advanced Power Query techniques.
Apply practical skills in a professional context for immediate gains.

Program

Module 1Introduction to Power Query M Language: Basic Syntax and First Scripts (Excel, Power BI)

Discover the fundamentals of the M language through practical exercises on Excel and Power BI, write your first scripts to clean real datasets, transform columns with simple functions like Text.Clean and Number.From, analyze common errors via the built-in debugger, produce your first automated reports, consolidate your learning with a concrete sales data preparation case.

Module 2Essential Power Query M Language Functions: Advanced Transformations and Filtering (ETL Tools)

Dive into Table and List functions to dynamically manipulate tables, apply conditional filters with Table.SelectRows on millions of rows, practice merging multiple sources via Table.Join, optimize performance by avoiding unnecessary steps, test on real business datasets like customer logs, generate deliverables ready for Power BI.

Module 3Custom Power Query M Language Functions: Modularity and Reusability (Business Workflows)

Create user-defined functions with let and in for repetitive processing, encapsulate business logic in reusable modules, apply to complex scenarios like supplier data normalization, debug with detailed traces, integrate into existing ETL pipelines, export your functions as team templates.

Module 4Performance Optimization in Power Query M Language: Caching and Efficient Queries (Benchmarks)

Learn to profile queries with Query Diagnostics to identify bottlenecks, implement buffering with Table.Buffer on static tables, reduce unnecessary folds to speed up loads, test on massive volumes simulating enterprise data, compare before/after with execution time metrics, produce an actionable optimization report.

Module 5Advanced Power Query M Language Projects: Real Cases and Deployment (BI Integration)

Build a complete automated ETL project on a challenge dataset, integrate dynamic parameters for interactive reports, deploy to Power BI Service with scheduled refresh, manage production errors via try/otherwise, present your solution in a business pitch, receive personalized feedback and a skills certificate.

Evaluation method

Daily interactive quizzes to validate theoretical knowledge.
Practical case studies with individual feedback.
Final ETL project evaluated on performance and robustness criteria.

Learning method

80% hands-on approach with real Excel and Power BI tools.
Real business cases for immediate application.
Personalized pedagogical support in small groups.
Post-training resources: scripts, videos, and dedicated forum.

Methods, materials and delivery

The Training Power Query M Language - Automate Data Processing program is delivered onsite or remote (blended-learning, virtual classroom, remote presence). At Learni, an industry-certified training organization, every program is built to maximize skills acquisition regardless of the chosen format.

The trainer alternates between demonstrative, interrogative and active methods (through hands-on labs and/or scenarios). This pedagogical approach guarantees concrete learning that's immediately applicable at work.

Equipment required

For the smooth delivery of the Training Power Query M Language - Automate Data Processing program, the following equipment is required:

Mac or PC computers, high-speed fiber internet, whiteboard or flipchart, projector or interactive touch screen (for remote sessions)
Training environments installed on workstations or accessible online
Course materials, hands-on exercises and complementary resources
Post-training access to materials and educational resources

For intra-company training on a site outside Learni, the client commits to providing all required teaching materials (computers, internet, etc.) for the smooth delivery of the program in line with the prerequisites in the communicated program.

* contact us for remote delivery feasibility** ratio varies depending on the program

Skills assessment methods

Assessment of skills acquired during the Training Power Query M Language - Automate Data Processing program is performed through:

During training: case studies, hands-on labs and professional scenarios
End of training: self-assessment questionnaire and skills evaluation by the trainer
After training: completion certificate detailing acquired skills

Program accessibility

Learni is committed to making its programs accessible. All our programs are accessible to people with disabilities. Our teams are available to adapt the pedagogical methods to your specific needs. Please contact us for any adjustment request.

Enrollment terms and lead times

Registration is possible up to 48 business hours before the start of training. All our programs are built for corporate L&D budgets and delivered onsite or remotely.

The Learni story

Founded by engineers and learning experts, Learni's mission is to make high-impact tech training accessible to teams everywhere. We work remotely with organizations across the US and Canada, in your time zone, to help teams upskill fast.

Our method

Training quality, guaranteed at every step

Before, during, after: we frame the brief, introduce the trainer, tailor the content and measure impact. You stay in control from kickoff to wrap-up.

Step 1

Rigorous trainer selection

Each trainer is validated on three criteria: hands-on field expertise, proven pedagogy and alignment with your industry.

Triple validation: technical, pedagogical, sectoral.
Minimum rating 4.8/5 over the last 12 sessions.

Step 2

You meet the trainer beforehand

30-minute video call between you and the selected trainer to validate the fit, adjust content and clear any final doubts.

Live briefing on goals and team context.
Veto right — we swap the trainer for free if needed.

Step 3

Content tailored to your context

No recycled slides. The syllabus is reworked from your real cases: tools, constraints, vocabulary, ongoing projects.

Hands-on cases drawn from your stack and projects.
Program co-written then validated by your team.

Step 4

Continuous quality follow-up

Live evaluations, 30/90/180-day check-ins and a consolidation plan. If the impact misses the mark, we rework it.

NPS, knowledge quizzes and skills self-assessment.
Satisfaction guarantee: fully satisfied or free rework.

A simple promise: you don't pay to discover the trainer on day one. Everything is validated upfront, by you.

A child walking to school with a backpack

Our social commitment

A school kit donated to a child for every training booked

To fight inequalities in access to education, Learni donates a complete school kit to a child in need for every training booked. You build your skills, a child heads back to school.

Backpack, notebooks and essential supplies
Distributed through our partner charities
Included, at no extra cost to you

Enroll and offer a kit

FAQ

Frequently asked questions

Which tools are used in Power Query M Language training?+

Hands-on work runs on excel, power BI, ETL Tools, business Workflows, benchmarks and BI Integration. Those tools come from the Power Query M Language program itself, delivered on site over 5 days, so participants practise on the stack they will use at work.

What can participants do after Power Query M Language training?+

They can master the basics of the M language for professional and certified Power Query training, develop skills in automated data transformation within the company and design optimized queries to accelerate massive data processing. Those are the stated objectives of the Power Query M Language program at Beginner level, checked by the end-of-session assessment.

What does the Power Query M Language program cover, day by day?+

Day 1: Introduction to Power Query M Language: Basic Syntax and First Scripts (Excel, Power BI). Day 2: Essential Power Query M Language Functions: Advanced Transformations and Filtering (ETL Tools). Day 3: Custom Power Query M Language Functions: Modularity and Reusability (Business Workflows). Day 4: Performance Optimization in Power Query M Language: Caching and Efficient Queries (Benchmarks). Day 5: Advanced Power Query M Language Projects: Real Cases and Deployment (BI Integration). The Power Query M Language program runs over 5 days, delivered on site.

How is Power Query M Language training assessed?+

Assessment relies on daily interactive quizzes to validate theoretical knowledge, practical case studies with individual feedback and final ETL project evaluated on performance and robustness criteria. Learni issues a completion certificate together with the individual assessment report at the end of the Power Query M Language program, which an L&D team can file as evidence.

How much does Power Query M Language training cost per participant?+

Power Query M Language training is priced on quote. The amount depends on headcount, format and how far the syllabus is tailored to your team. A detailed quote is sent within one business day, and team pricing covers the whole group from the second participant.

How long does Power Query M Language training take?+

5 days, available live online (US time zones) or on-site at your offices. Half-day tracks spread over several weeks are possible so the team stays operational.

Who pays for Power Query M Language training?+

Most US teams pay directly through their company L&D or training budget. Learni invoices in US dollars and accepts bank transfer (ACH/wire) or card, with volume pricing for teams. A purchase order is welcome.

What do participants need to know before Power Query M Language training?+

Basic knowledge of Excel, familiarity with tabular data, no programming experience required.

Is a certificate issued after Power Query M Language training?+

Yes. A Learni completion certificate is issued, along with the individual evaluation report. Learni is a certified training provider and prepares for third-party certifications, but does not award them itself.

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