COPY command & binary format

From: Nicolas Paris <niparisco(at)gmail(dot)com>
To: Forums postgresql <pgsql-general(at)postgresql(dot)org>
Subject: COPY command & binary format
Date: 2016-05-10 10:56:20
Message-ID: CA+ssMORTVs9cnvaS6wOOuPcmmsT5MJ6sfDYs9h3peXqW4zOA5A@mail.gmail.com
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Hello,

What is the way to build a binary format (instead of a csv) ? Is there
specification for this file ?
http://www.postgresql.org/docs/9.5/static/sql-copy.html

Could I create such format from java ?

I guess this would be far faster, and maybe safer than CSVs

Thanks by advance,

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