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
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,