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Summary: in this tutorial, you will learn how to use Oracle alias including column and table aliases to make the heading of the output more meaningful and to improve the readability of a query.
You can use an ORDER BY with a double quotation alias. This is especially helpfully if you have a space in the column name. So if your alias was department_id AS "Department Name" you would need to do ORDER BY "Department Name". –
This Oracle tutorial explains how to use Oracle ALIASES (temporary names for columns or tables) with syntax and examples. Oracle ALIASES can be used to create a temporary name for columns or tables.
15 lip 2024 · At the heart of this feature lies the AS keyword, which represents a powerful tool for assigning temporary names to tables, columns, and even subqueries. In this guide, you will understand what an alias in SQL is, how it works, when and why to use it, and explore some best practices. Let's dive in!
The AS clause allows you to give an alias name to EQL attributes and results. The alias name can be given to an attribute, attribute list, expression result, or query result set. The aliased name is temporary, as it does not persist across different EQL queries.
14 sty 2010 · I would like to alias a column that would look something like this <University "John Smith"> (without <,> chars). I know in oracle when you use aliases you need to enclose the column name in double quotes if there are "special" characters.
13 lis 2013 · Is there a way to reference an alias that has a space in it in an Oracle SQL Query? I haven't found it anywhere yet. Normally I don't use spaces for naming database elements, so this is new ground for me. Here's an example query:
