Summary of "Zero to Hero in Power BI DAX – Essential DAX Formulas for Power BI Interview | PDF Notes included"
Summary of the Video: "Zero to Hero in Power BI DAX – Essential DAX Formulas for Power BI Interview | PDF Notes included"
The video focuses on teaching essential DAX (Data Analysis Expressions) formulas in Power BI, particularly those useful for interviews. It covers how to write and apply basic DAX formulas, with an emphasis on counting and filtering data within tables.
Main Ideas and Concepts:
- Using DAX formulas with filters: Demonstrates how to apply formulas that include filtering conditions.
- Counting records in a table: Shows how to write a COUNT formula by specifying the table and column names.
- Referencing tables and columns: Emphasizes the importance of correctly referencing the table name first, followed by the column name in DAX expressions.
- Handling date columns: Mentions working with date columns, possibly for time intelligence calculations.
- Text formulas in DAX: Briefly touches on formulas that manipulate or evaluate text data.
Methodology / Instructions (Implied from the subtitles):
- Start by identifying the table you want to work with.
- Write the DAX formula beginning with the table name.
- Specify the column you want to perform operations on (e.g., Customer ID).
- Use appropriate DAX functions such as COUNT or FILTER to achieve the desired calculation.
- Apply filters where necessary to refine the data context.
- For date columns, use relevant DAX functions to handle date-related calculations.
- Use text formulas when working with textual data in DAX.
Speakers/Sources:
- The subtitles do not clearly identify any speakers by name.
- The content appears to be presented by a single instructor or narrator explaining DAX formulas.
Note: Due to the auto-generated and partial nature of the subtitles, some content and context may be missing or unclear.
Category
Educational
