SQL Full Outer Join
Let's explore FULL OUTER JOIN: it does joining for a union of records of table1 and table2:
All uncompleted fields got the value NULL.
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For each singer, find the most expensive (price) song and the newest (year) album. Use FULL OUTER JOIN to see what's the result is. You should show singers.naming, songs.price with price alias, and albums.year with year alias values.
Lösung
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Completion rate improved to 5.88SQL Full Outer Join
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Let's explore FULL OUTER JOIN: it does joining for a union of records of table1 and table2:
All uncompleted fields got the value NULL.
Swipe to start coding
For each singer, find the most expensive (price) song and the newest (year) album. Use FULL OUTER JOIN to see what's the result is. You should show singers.naming, songs.price with price alias, and albums.year with year alias values.
Lösung
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Awesome!
Completion rate improved to 5.88single
