Field data storage structure

Here's how field data storage structure looks like since version 2.0 ("{key}" references unique key of field without brackets):

Checkout Fields:

Meta key Meta value Location
_wccf_cf_{key} field value in order meta
_wccf_cf_id_{key} field id in order meta
_wccf_cf_data_{key} extra data array in order meta
_wccf_file_{access_key} file data in order meta

 

Order Fields:

Meta key Meta value Location
_wccf_of_{key} field value in order meta
_wccf_of_id_{key} field id in order meta
_wccf_of_data_{key} extra data array in order meta
_wccf_file_{access_key} file data in order meta

 

Product Fields:

Meta key Meta value Location
_wccf_pf_{key} field value in order item meta
_wccf_pf_id_{key} field id in order item meta
_wccf_pf_data_{key} extra data array in order item meta
_wccf_file_{access_key} file data in order item meta

 

Product Properties:

Meta key Meta value Location
_wccf_pp_{key} field value in product meta
_wccf_pp_id_{key} field id in product meta
_wccf_pp_data_{key} extra data array in product meta
_wccf_file_{access_key} file data in product meta

 

User Fields:

Meta key Meta value Location
_wccf_uf_{key} field value in user meta
_wccf_uf_id_{key} field id in user meta
_wccf_uf_data_{key} extra data array in user meta
_wccf_file_{access_key} file data in user meta

 

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