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#alias

Commands grouped around the same concept, pattern, or recurring problem.

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beginner selecting MySQL MariaDB SQL Server PostgreSQL

Rename Output Columns With AS

Use `AS` to give result columns clearer labels without changing the underlying table schema.

beginner selecting MySQL MariaDB SQL Server PostgreSQL SQLite

Select Computed Columns With Expressions

Include arithmetic, string, or conditional expressions directly in a `SELECT` list and give them an alias with `AS`.