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Unlocking Data Harmony: Mastering the SQL Full Outer Join

Ever felt like your SQL queries are missing a piece of the puzzle? The `FULL OUTER JOIN` might be the answer! It's your go-to tool for combining data from two tables, ensuring *every* row from *both* tables is included in the result.

Unlike inner joins (which only show matching rows), or left/right joins (which prioritize one table over the other), `FULL OUTER JOIN` shows everything. If a row has a match in the other table based on your join condition, great! If not, the missing columns are filled with `NULL` values.

Think of it like a data reconciliation process. You get a complete picture, revealing both shared data and unique entries in each table. Use it wisely to identify discrepancies, find missing information, or gain a comprehensive overview when analyzing related datasets. Just remember to handle those `NULL` values appropriately in your analysis!

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