How to extract a string between brackets in oracle sql query

Question

I am trying to extract a value between the brackets from a string. How can I do that.

For eg: I have this string : Gupta, Abha (01792)

And I want to get the resu

Answer 1

We can try using REGEXP_SUBSTR here:

SELECT REGEXP_SUBSTR('Gupta, Abha (01792)', '\((.+)\)', 1, 1, NULL, 1) FROM dual;