Changes

In this case, you might want in your templates to fetch the custom fields of the linked object. Eg: you generate a PDF from the Invoice, but you want to get the custom fields from the Intervention that was converted into the Invoice.

In this case, you might want in your templates to fetch the custom fields of the linked object. Eg: you generate a PDF from the Invoice, but you want to get the custom fields from the Intervention that was converted into the Invoice.

The key here is to use the '''llx_element_element''' or '''llx_element_*''' (eg: llx_element_contact): this is a standard Dolibarr table that stores all links between objects of two different modules.

The key here is to use the '''llx_element_element''' table or the '''llx_element_*''' tables (eg: llx_element_contact): this is a standard Dolibarr table that stores all links between objects of two different modules.

Here is the structure:

Here is the structure: