Línguagem 4D Comandos Database MethodsVersão: 20 R9 Database MethodsOn Backup Shutdown ($status) On Backup Startup database method : Integer On Drop database method Método banco de dados On Exit On Host Database Event ($event : Integer) 1ドル -> On Mobile App Action database method : Object On Mobile App Authentication database method ( mobileinfo ; status ) 1,ドル 2,ドル 3,ドル 4ドル -> On REST Authentication database method : Boolean On Server Close Connection ($user : Integer ; $id : Integer ; $toIgnore : Integer) On Server Open Connection($user : Integer ; $id : Integer ; $toIgnore : Integer) -> $status : Boolean On Server Shutdown database method On Server Startup database method $user, $pw, $ip -> On SQL Authentication database method : Boolean Método banco de dados On Startup $event -> Método base de dados On System Event $url, $http, $ipBrowser, $ipServer, $user, $pw -> On Web Authentication database method : Boolean On Web Connection($url : Text ; $http : Text ; $ipBrowser : Text ; $ipServer : Text ; $user : Text ; $pw : Text) -> $result : Boolean On Web Legacy Close Session database method