Advanced Queuing - Oracle

General Features of Advanced Queuing
}
}
public static void alterInstanceAffinity(Connection db_conn)
{
AQSession aq_sess;
AQQueueTableProperty sqt_prop;
AQQueueTableProperty mqt_prop;
AQQueueTable sq_table;
AQQueueTable mq_table;
AQQueueProperty q_prop;
try
{
}
/* Create an AQ Session: */
aq_sess = AQDriverManager.createAQSession(db_conn);
/* Check instance affinities */
sq_table = aq_sess.getQueueTable("OE", "OE_orders_sqtab");
sqt_prop = sq_table.getProperty();
System.out.println("Current primary instance for OE_orders_sqtab: " +
sqt_prop.getPrimaryInstance());
mq_table = aq_sess.getQueueTable("OE", "OE_orders_mqtab");
mqt_prop = mq_table.getProperty();
System.out.println("Current primary instance for OE_orders_mqtab: " +
mqt_prop.getPrimaryInstance());
/* Alter queue table affinities */
sq_table.alter(null, 2, 1);
mq_table.alter(null, 1, 2);
sqt_prop = sq_table.getProperty();
System.out.println("Current primary instance for OE_orders_sqtab: " +
sqt_prop.getPrimaryInstance());
mq_table = aq_sess.getQueueTable("OE", "OE_orders_mqtab");
mqt_prop = mq_table.getProperty();
System.out.println("Current primary instance for OE_orders_mqtab: " +
mqt_prop.getPrimaryInstance());
8-34 Oracle9i Application Developer’s Guide - Advanced Queuing