Important Points About SQL LEFT JOIN
- LEFT JOIN returns all records from the left table and matching records from the right table.
- NULL values are included for unmatched records on the right side.
- LEFT JOIN is used to combine data based on related columns.
- Aliases can simplify queries with long table names.
- LEFT JOIN with WHERE clause is used for filtering records.
SQL LEFT JOIN
SQL LEFT JOIN command returns all records from the left table and matching records from the right table.