[do_jdbc] Make INSERT...RETURNING commands work properly (those commands return id of inserted row)
[do_jdbc] Make INSERT...RETURNING commands work properly (those commands return id of inserted row)

Signed-off-by: Alex Coles <60c6d277a8bd81de7fdde19201bf9c58a3df08f4@alexcolesportfolio.com>
simonkro/do_mysql,simonkro/do_mysql,simonkro/do_mysql