Extract transaction from WAL

Jill Jade <[email protected]>
Newsgroups gmane.comp.db.postgresql.general
Message-ID <CABGmvVOjpaRHTEmshfrd53D=Qwoa_D7jcnEN7Ymcec2YFFCGEQ@mail.gmail.com> 
Hello everyone,

I am new to Postgres and I have a query.

 I have updated a table which I should not have.

 Is there a way to extract the transactions from the WAL and get back the
previous data?

Is there a tool that can help to get back the transactions?

Thanks in advance.

Regards,
Jill
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