fields through eav_attributes

created_in
default_billing
default_shipping
dob
firstname
gender
lastname
middlename
password_hash
prefix
reward_update_notification
reward_warning_notification
suffix
taxvat

fields directly belongs to 'customer_entity' table

entity_id
entity_type_id
website_id
email
store_id
created_at
updated_at
is_active