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FAQs

Group by and distinct are two commands in the SQL language. The distinct command is used to filter unique records out of the records that satisfy the query criteria. The group by clause is used to group the data upon which the aggregate functions are fired and the output is returned base on that basis.

Group by is a database management tool that helps you collect data from multiple records and group the result by one or more column. It is generally used in a SELECT statement. In addition to managing data, you can use some aggregate functions like COUNT, SUM, MIN, MAX, AVG etc. to summarize the data Group by also offers advanced features like sorting and filtering results.

Distinct is a small utility that many use to improve performance on their MySQL databases. It can be used with aggregates, such as COUNT() and AVG(), and it eliminates duplicate records from the table.Example: DISTINCT Clause handles NULL Values SELECT DISTINCT fruit_id. FROM fruits. ORDER BY category_id;

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