@arcticdba - microsoft€¦ · better business intelligence philip seamark apress. microsoft the...
TRANSCRIPT
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@arcticdba
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KEEPCALM
AND
BANG YOUR HEADAGAINST THE WALL
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Explore the DIFFERENCES
between SQL and DAX
Look at a few problems from
different PERSPECTIVES
Get some reading TIPS
for your continuous learning journey
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Principal Solutions Architect @ Atea
| Data Platform MVP | Speaker | Blogger |
| Podcaster | Plurals ight author |
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1. Basic SELECT
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2. Slightly less basic SELECT
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PROJECTION means
choosing
which columns
(or expressions) the
query shall return.
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3. Basic SELECT
with WHERE
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FILTER CONTEXT refers
to the set of filters applied
to the data model before
evaluation starts
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4. Basic COUNT
with WHERE
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5. Basic SELECT with a
CALCULATED COLUMN
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ROW CONTEXT refers
to the “current row”
of a column
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6. Basic SELECT with a
GROUP BY
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7. Basic SELECT with a
GROUP BY and HAVING
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Assumptions will get you NOWHERE (fast)
Context is KEY
Practice, practice, PRACTICE
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