Log size in bytes of query result

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От
Franklin Haut
Тема
Log size in bytes of query result
Дата
в 14:10:48
Msg-id
CAN1QLZ+xGmXY=Wh8-N7+rv733Et=Ro0QQJ5huFhi8pSii4BFuA@mail.gmail.com
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Log size in bytes of query result Franklin Haut <franklin.haut@gmail.com>
Re: Log size in bytes of query result Laurenz Albe <laurenz.albe@cybertec.at>
Re: Log size in bytes of query result Sergei Kornilov <sk@zsrv.org>
Re: Log size in bytes of query result Franklin Haut <franklin.haut@gmail.com>
Re: Log size in bytes of query result Dmitry Dolgov <9erthalion6@gmail.com>
Hello

How can we generate in the log of executed querys (directory pg_log) the amount of bytes transferred between the server and the client of the result of a query?

Example:

a) select now (); - few bytes transferred
b) select * from large_table; - 20,000,000 bytes transferred

I understand that this parameter can reduce the performance of the database in general. I intend to use this information to measure the impact of each query on the total volume of bytes transferred by the network interface by IP address in a log analysis tool such as pgBadger

--
regards,

Franklin 
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