select where column1 are equals

Question

I am using Oracle 10.2.0 and I am new with it. I need a sql Statement

I have a table with 3 columns. in the column1 are numbers and same of them have equals values in column2 and cloumn3 are String. How can I get the Strings from column2 and column3 together separated with ";" when Numbers from column1 are equals.

thanks

Answer 1

Ïf you have access to the analytical functions:

SELECT column1, LISTAGG(column2, ',') WITHIN GROUP (ORDER BY column2) AS ConcatedValues
FROM   table
GROUP BY column1;