Advanced Joins & Sets

Perform full data reconciliations with FULL OUTER JOIN, model hierarchies with SELF JOIN, combine sets with UNION, and append datasets with UNION ALL.

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LESSON 21

🔓 SQL FULL OUTER JOIN

⏱ 3 Mins • ⭐ 380 XP • Advanced

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LESSON 22

🔒 SQL SELF JOIN

⏱ 3 Mins • ⭐ 390 XP • Advanced

LESSON 23

🔒 SQL UNION

⏱ 3 Mins • ⭐ 400 XP • Advanced

LESSON 24

🔒 SQL UNION ALL

⏱ 3 Mins • ⭐ 430 XP • Advanced

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