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Home > Delphi/C++ Components > Absolute Database > SUBQUERY SELECT FROM SELECT SQL Example

Absolute Database

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SUBQUERY SELECT FROM SELECT SQL Example
This sample illustrates use of a subquery in FROM clause.
The subquery retrieves count of unique names in table "Employee", then function "count" counts quantity of these names.

select count(*) UniqueNamesCount from (select distinct FirstName from Employee)

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Product Info


Current version: 7.40
Released: May 15, 2014
Price: $ 149

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