qR6vwagJ
2017-01-11 16:08:08

ALTER TABLE `companies`
ADD PRIMARY KEY(
`name_employee`,
`email`);

name_employee = 'Pavlos Pavlos'
email = 'company_Name@gmail.com'

name_employee = 'John John'
email = 'company_Name@gmail.com'

name_employee = 'Nick Nick'
email = 'company_Name@gmail.com'