I've been encountering an issue when working with SugarCRM 7.6 On Demand (aka SaaS instance) in making a custom field auto-increment on every update. Since I can't access the code directly to modify Sugar's internals to create an auto-incremented field…

When upload document for certain account, the documents_accounts table stores both account id and document id. When upload the file from REST api, need to store the account_id and document_id in document_accounts table, but i can't store those values…