retrieve row number - Mailing list pgsql-sql

From Pascal Tufenkji
Subject retrieve row number
Date
Msg-id 000301c71512$5f773130$ef64a8c0@pascolo
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Responses Re: retrieve row number
List pgsql-sql

Hi,

 

Can I retrieve the row number in a select statement?

For example : if I have the following table “foo”

 

col1 | col2

-----+-----

 a   | x

 b   | y

 c   | z

 

 

select ?? as row_number, col1, col2 from foo;

 

I should obtain the following result :

 

row_number | col1 | col2

-----------+------+-----

         1 | a   | x

         2 | b   | y

         3 | c   | z

 

 

Thank you

Pascal

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