Media Summary: The `COUNT`, `SUM`, `AVG`, `MIN`, and `MAX` functions in
The `COUNT`, `SUM`, `AVG`, `MIN`, and `MAX` functions in
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The `GROUP BY`
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The `INNER JOIN`
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Logical operators in
The `CAST` function in
The
The `CASE` statement in
The `COUNT`, `SUM`, `AVG`, `MIN`, and `MAX` functions in
The `LEFT JOIN`
SQL
String functions in
SQL
The `COALESCE` function in
DBMS: GROUP BY and
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