1. A method of sharing information between tenants in a multi-tenant database, the method comprising: performing by one or more processors: establishing connection information between a first tenant of a multi-tenant database and a second tenant, wherein the connection information comprises information defining a scope of data from the first tenant that is shared with the second tenant; managing access of data of a record of the first tenant by the second tenant in accordance with the connection information; receiving information on a file related to the record of the first tenant; managing access of data of the file by the second tenant in accordance with the connection information; receiving information on a related record that is related to the record of the first tenant; and sending a request to enter data from the related record in a database table of the second tenant in accordance with the connection information.