ALTER TABLE hrsa_employee_declare ADD nationality varchar(255) NULL
GO

ALTER TABLE hrsa_employee_declare ADD birthplace varchar(255) NULL
GO

ALTER TABLE hrsa_employee_declare ADD tax_reasons varchar(255) NULL
GO

ALTER TABLE hrsa_employee_declare ADD entry_date datetime NULL
GO

ALTER TABLE hrsa_employee_declare ADD departure_date datetime NULL
GO

update hrsa_employee_declare set nationality = 'Öйú'  where nationality is  null
GO