About connect

71-80 of 200Refresh
Manual
12

Database Server

connections is also specified in the Server Configuration, but can be overridden by an explicit command line
Manual
12

BIRT/ODA ObjectDB Driver

. Enter data source name (e.g. ObjectDB Points) and click Next. Specify an ObjectDB connection url
Manual
12

CRUD Database Operations with JPA

Given an EntityManager, em, that represents a JPA connection to the object database, we can use it to store, retrieve, update and delete database objects. Storing New Entity Objects The following code fragment stores 1,000 Pointobjects in the database: em.getTransaction().begin(); for (int i
JDO Doc
8

setConnectionFactory2(connectionFactory)

) Set the second data store connection factory. This is needed for managed environments to get nontransactional connections for optimistic transactions. JDO implementations will support specific connection factories. The connection factory interfaces are not part of the JDO specification. Parameters
JDO Doc
8

getNativeConnection()

-specific connection that this connection wraps. In general, it is not recommended that this native connection be used directly, since the JDO implementation has no way to intercept calls to it, so it is quite possible to put the PersistenceManager's connection into an invalid state. Returns: the native connection Since: JDO 2.0
Forum
7

ObjectDB is opening too many sockets

DB connections as we are monitoring them, and they are staying under 20. If you open connections ... , that is the purpose of that sockets, I don't think, it is related to the connection to much Let's look on the results of lsof command for ODB Server process, from the 2 lines the first one is TCP connection
Forum
7

EntityManagerFactory Fails To Swtich Over To Slave When Master Is Unavailable

; which generates the following exception below. What am I doing wrong? It appears the connection manager fails ... Failed to connect to server 10.9.2.15:9999 (Connection refused: connect) (error 522) at com.objectdb.jpa ... .o.UserException: Failed to connect to server 10.9.2.15:9999 (Connection refused: connect) at com
JDO Doc
7

getPersistenceManager(userid, password)

connections from the connection pool. After the first use of getPersistenceManager, no "set" methods will succeed. Parameters: userid - the userid for the connection password - the password for the connection Returns: a PersistenceManager instance with default options. Since: JDO 1.0
JDO Doc
7

setConnectionFactory(connectionFactory)

) Set the data store connection factory. JDO implementations will support specific connection factories. The connection factory interfaces are not part of the JDO specification. Parameters: connectionFactory - the data store connection factory. Since: JDO 1.0
JDO Doc
7

javax.jdo.JDOEntityManager

transaction is active, this method obtains a datastore connection and verifies the consistency