20210217 2242
Ref
[1] "www.howtoexcel.org/power-query/the-complete-guide-to-power-query/"
[2] "towardsdatascience.com/power-bi-m-vs-dax-vs-measures-4c77ae270790"
[3] "stackoverflow.com/questions/39632894/whats-the-difference-between-dax-and-power-query-or-m"
[4] "www.sqlshack.com/differences-between-the-m-language-and-dax-in-power-bi/"
[5] "radacad.com/m-or-dax-that-is-the-question" ★
Concepts
▶ M code can be found in "Edit Queries" ⇒ Data query purpose
▶ DAX can be found in formula bar in PQE ⇒ Data Analysis purpose
▶ Measure
▶ Calculated columns
see [2]~[3]
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