SQL
Table Transformation: Conditional Aggregates
About the Table Transformation: Conditional Aggregates category
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7/8 Why Not SUM(CASE WHEN....)
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4/8 count(case when...)
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6.combining aggregates show either 0 or 100
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Combining aggregates II question
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Using CASE WHEN as a GROUP
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4. count(case when)
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CASE THEN 1 and THEN distance
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Aggregate functions.1/8
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WHEN ____ THEN 1.. what exactly does the 1 represent?
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Combining Aggregates II syntax question
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7. Combining aggregates II
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Using forward slash
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Wrong "correct" result for 6. Combining aggregrates
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How do brackets affect this code?
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SQL table transfromation
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Group by 1...?
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Combining aggregates and Combining aggregates ||
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Doubt the the Case exercise
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Count(case when)
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Count(case when) 'then 1'
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Ind the percentage of high elevation airports (elevation >= 2000) by state from the airports table
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Stuck on high elevation
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Exercise 7/8 - Why my values become NULL
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Errors in the high-elevation query
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I am stuck on excersise 2/8, I have no idea how to proceed, how do I select the destination ATL?
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The difference in () and (())
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I am totally lost in the first lesson
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7. Combining aggregates II--- What's wrong with my code
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3. case when
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