How to know relate field Join table name?

Hello,

I have Contact, Account & other custom module object. How to know relate field join table name using code?

I have Contact object relate field

Array
(
    [name] => account_name
    [rname] => name
    [id_name] => account_id
    [vname] => LBL_ACCOUNT_NAME
    [join_name] => accounts
    [type] => relate
    [link] => accounts
    [table] => accounts
    [isnull] => true
    [module] => Accounts
    [dbType] => varchar
    [len] => 255
    [source] => non-db
    [unified_search] => 1
    [populate_list] => Array
        (
            [billing_address_street] => primary_address_street
            [billing_address_city] => primary_address_city
            [billing_address_state] => primary_address_state
            [billing_address_postalcode] => primary_address_postalcode
            [billing_address_country] => primary_address_country
            [phone_office] => phone_work
        )

    [populate_confirm_label] => TPL_OVERWRITE_POPULATED_DATA_CONFIRM_WITH_MODULE_SINGULAR
    [importable] => true
    [exportable] => 1
    [export_link_type] => one
    [label] => Account Name
)

Other custom relate field.

Please any one advise me how to know run time relate field join table name?

Alan Apter Mehul  Bhandari Francesca Shiekh Ramana Raju Santhana

Thanks

Dipesh

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