On Wed, Jan 17, 2024 at 1:14 PM Sasmit Utkarsh <utkarshsas...@gmail.com>
wrote:

> Hi Merlin et al.
>
> Below are some couple of observations attached as an "overview_of_code"
> and other attachments "function_def_other_details" and leak sanitizer
> report. Please assist with some clarifications given in overview_of_code
> with (***). Let me know if you need any more information
>

***How do we handle for the case clearing when PGresult object is
assigned a pointer to the data of the specified field within the
existing PGresult object?
i.e when SQL_get_tpf_rw() actually completes in each iteration?



It is your responsibility to close PGResult and PGConn objects.  Each
one created must be cleaned up.  This is basic libpq usage.  I suggest
studying the documentation.



Start here: https://www.postgresql.org/docs/current/libpq-exec.html

Also Study here: https://www.postgresql.org/docs/current/libpq-example.html


You should not reuse a pointer unless you have cleared the object first.


****Is the leak reported due to improper handling of the above case ?
or is it due to some other flow

Your leaks look mostly due to not cleaning PGResult.  However, the
real issue here is you need to learn basic libpq usage a little
better...try writing a smaller program and see when it starts to
complain about leaks.


merlin

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