item_type => { type => 'text', not_null => 1 },
itime => { type => 'timestamp', default => 'now()', not_null => 1 },
mtime => { type => 'timestamp' },
- net_sum => { type => 'numeric', default => '0', not_null => 1, precision => 2, scale => 12 },
parent_id => { type => 'integer' },
position => { type => 'integer', not_null => 1 },
requirement_spec_id => { type => 'integer', not_null => 1 },