PURPOSE Several counter fields are performed inefficiently. They use compute methods using length of 2many fields instead of making use of more efficient ORM methods like read_group. SPECIFICATIONS No functional change, only technical performance improvements. Purpose is to improve lead_count performance. Some people claim to gain a lot of queries: from 90 to 30 SQL queries to read 39 partners. Hard to reproduce. LINKS Task ID 2196182 PR odoo/odoo#44662 Co-Authored-By: Fabien Pinckaers <fp@odoo.com> Co-Authored-By: Victor Feyens <vfe@odoo.com> Co-Authored-By: Thibault Delavallee <tde@odoo.com>