About connect

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Manual
18

Server User List

a username and a password that have to be provided when the user connects to the server. The optional ip attribute, if specified, restricts the user to connect to the server only from the specified IP ... .0.0-192.18.194.255,127.0.0.1" allows connecting from any IP address in the range of 192.18.0.0
Tutorial
18

Step 4: Add a Servlet Class [2011-05-02]

ServletException, IOException { // Obtain a database connection: EntityManagerFactory ... { // Close the database connection: if (em.getTransaction().isActive ... connection) is constructed. If a new guest has registered (using a JSP form that is shown in
Tutorial
18

Step 4: Add a Servlet Class

response) throws ServletException, IOException { // Obtain a database connection ... , response); } finally { // Close the database connection: if (em ... (representing a database connection) is constructed. If a new guest has registered (using a JSP form
Tutorial
18

Step 4: Add a Servlet Class [2011-05-02]

{ // Obtain a database connection: EntityManagerFactory emf = (EntityManagerFactory ... connection: if (em.getTransaction().isActive()) em.getTransaction().rollback ... , and then an EntityManager (representing a database connection) is constructed. If a new guest
Tutorial
18

Step 4: Add a Servlet Class

, IOException { // Obtain a database connection: EntityManagerFactory emf ... { // Close the database connection: if (em.getTransaction().isActive ... the application scope attribute, and then an EntityManager (representing a database connection
JDO Doc
14

javax.jdo.Constants

() String OPTION_GET_DATASTORE_CONNECTION "javax.jdo.option.GetDataStoreConnection" "javax.jdo.option ... OPTION_GET_JDBC_CONNECTION "javax.jdo.option.GetJDBCConnection" "javax.jdo.option.GetJDBCConnection ... _ATTRIBUTE_CONNECTION_DRIVER_NAME The name of the persistence manager factory element's "connection
Manual
12

SSL Configuration

and Trustore files a client can verify during SSL handshaking that it is connected to the real server ... connections from any machine as long as a valid username and password are provided. If an authentication
Manual
12

Online Backup

on an EntityManager (em) that represents the connection (local or remote) to the database:     em ... instance and em represents a client-server connection then the backup file will be downloaded
Tutorial
12

Step 3: Add a Main Class [2011-02-11]

class Main { public static void main(String[] args) { // Open a database connection ... connection: em.close(); emf.close(); } } The main method creates an ObjectDB
Tutorial
12

Step 3: Add a Main Class [2018-10-20]

class Main { public static void main(String[] args) { // Open a database connection ... connection: em.close(); emf.close(); } } The main method creates an ObjectDB