Field         Type           Null     Key     Default     Extra          
 ------------  -------------  -------  ------  ----------  -------------- 
 interval_id   int(11)                 PRI     (null)      auto_increment 
 provider_id   int(11)                         0                          
 personell_id  int(11)                         0                          
 int_type      int(11)                         0                          
 int_dow       varchar(50)                                                
 int_start     time                            00:00:00                   
 int_end       time                            00:00:00                   
 int_int       decimal(10,0)                   00