Excel to Power BI: Your First 90 Days
Moving from Excel to Power BI? A 90-day plan to build the skills, projects and confidence to apply for analyst roles.
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Excel Pivot Tables vs Power BI: When to Use Which
Pivot tables are great for quick analysis; Power BI is built for scale. Learn when each tool wins and how they complement each other.
Read articleAdvanced Excel Skills That Transfer Directly to Power BI
Your advanced Excel skills are more valuable than you think. These 8 Excel capabilities map directly to Power BI concepts.
Read articleSQL for Data Analysts: Exactly What to Learn (and What to Skip)
Not all SQL is equally useful for analysts. A focused list of the SQL skills that actually appear in data analyst interviews and work.
Read articleSQL Joins Explained With Real Examples
SQL joins demystified — INNER, LEFT, RIGHT, FULL and self-joins explained with concrete business examples an analyst will actually use.
Read articleWhy Analysts Need Both SQL and Power BI (Not Either/Or)
SQL pulls the data, Power BI presents it. Here's why the strongest analysts pair both skills — and how to learn the stack efficiently.
Read articleTop 10 DAX Functions Every Power BI Developer Must Know
These 10 DAX functions power 90% of real dashboards — CALCULATE, FILTER, time intelligence and more, explained with examples.
Read articleDAX: CALCULATE vs FILTER — The Difference That Matters
CALCULATE and FILTER look similar but behave very differently. Understand when to use each, with examples and performance notes.
Read articleTime Intelligence in DAX, Made Simple
Year-to-date, month-over-month, YoY growth — DAX time intelligence explained simply, with the date table pattern you need first.
Read articleDAX vs Excel Formulas: What Transfers and What Doesn’t
DAX looks like Excel formulas but thinks differently. Learn what carries over, what changes, and how to avoid the classic Excel-user traps.
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