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Adding Rules to the Rule Set for a Propagation → To add rule s to the rule set of a propagation, you can run one of the following procedures … rule set for a propagation. The ADD_SUBSET_PROPAGATION_RULES procedure can add rules only to the … positive rule set for a propagation. This section contains these topics: Adding Rules to the Positive … Rule Set for a Propagation
9 Advanced Propagation Concepts → propagating messages from one queue to another: Propagation Jobs Oracle Streams Data Dictionary for … Propagations Binary File Propagation See Also: \"Message Propagation Between Queues\" \"Managing Oracle … Streams Propagations and Propagation Jobs\" Oracle Streams Advanced Queuing User's Guide for detailed
Binary File Propagation → , but before the message propagation is committed. The directory object and filename of each
Starting a Propagation → propagation. For example, the following procedure starts a propagation named strm01_propagation
Stopping a Propagation → propagation. For example, the following procedure stops a propagation named strm01_propagation: BEGIN … ; / To clear the statistics for the propagation when it is stopped, set the force parameter to TRUE … . If there is a problem with a propagation, then stopping the propagation with the force parameter
17 Best Practices for Propagation → environment. This chapter includes these topics: Best Practices for Propagation Configuration Best … Practices for Propagation Operation See Also: \"Best Practices for Oracle Real Application Clusters and Oracle Streams\"
Best Practices for Propagation Configuration → Propagations Set the Propagation Latency for Each Propagation Increase the SDU in a Wide Area Network for Better Network Performance
Oracle Streams Data Dictionary for Propagations → available to a propagation, Oracle automatically populates a multiversioned Oracle Streams data … dictionary at each database that has an Oracle Streams propagation. Oracle automatically sends internal … propagated by a propagation. Which Oracle Streams data dictionary information to propagate depends on … the rule set s for the
Propagation Scheduling and Oracle Streams Propagations → A propagation schedule specifies how often a propagation job propagates messages from a source … queue to a destination queue. Each queue-to-queue propagation has its own propagation job and … propagation schedule, but queue-to-dblink propagations that use the same propagation job have
Managing Oracle Streams Propagations and Propagation Jobs → A propagation propagates message s from an Oracle Streams source queue to an Oracle Streams … Propagation Stopping a Propagation Altering the Schedule of a Propagation Job Specifying the Rule Set for … a Propagation Adding Rules to the Rule Set for a Propagation Removing a Rule from
Removing a Rule Set for a Propagation → You remove a rule set from a propagation using the ALTER_PROPAGATION procedure in the … . Specify TRUE for the remove_rule_set parameter to remove the positive rule set for the propagation … propagation. For example, the following procedure removes both the positive and the negative rule set from a … propagation
Disabling a User from Performing Operations on a Secure Queue → You might want to disable a user from performing queue operations on a secure queue for the following reasons: You dropped a capture process or a synchronous capture, but you did not drop the queue that was used by the capture process or synchronous capture, and you do not want the user who was the capture user to be able to perform operations on the remaining secure queue. You dropped an apply process,
16 Managing Staging and Propagation → The following topics describe managing ANYDATA queue s and propagation s: Managing Queues Managing … Oracle Streams Propagations and Propagation Jobs Each task described in this chapter should be … specified otherwise. See Also: Chapter 3, \"Oracle Streams Staging and Propagation\" Oracle Streams … \"Monitoring Queues and Messaging\"
Enabling a User to Perform Operations on a Secure Queue → For a user to perform queue operations, such as enqueue and dequeue, on a secure queue, the user must be configured as a secure queue user of the queue. If you use the SET_UP_QUEUE procedure in the DBMS_STREAMS_ADM package to create the secure queue, then the queue owner and the user specified by the queue_user parameter are configured as secure users of the queue automatically. If you want to enable
Removing a Rule from the Rule Set for a Propagation → You remove a rule from the rule set for an existing propagation by running the REMOVE_RULE … departments3 from the positive rule set of a propagation named strm01_propagation. BEGIN … DBMS_STREAMS_ADM.REMOVE_RULE( rule_name => 'departments3', streams_type => 'propagation', streams_name … for the propagation, not
Use Queue-to-Queue Propagations → A propagation can be queue-to-queue or queue-to-database link (queue-to-dblink). Use queue-to-queue … propagations whenever possible. A queue-to-queue propagation always has its own exclusive … propagation job to propagate messages from the source queue to the destination queue. Because each … propagation job
Increase the SDU in a Wide Area Network for Better Network Performance → When using Oracle Streams propagation in a Wide Area Network (WAN), increase the session data unit … (SDU) to improve the propagation performance. The maximum value for SDU is 32K (32767). The SDU … advantage of an increased SDU for Oracle Streams propagation, the receiving side sqlnet.ora file must … parameters in the listener.ora
Managing Queues → ANYDATA queue, and each Oracle Streams propagation is associated with one ANYDATA source queue and
Specifying the Rule Set for a Propagation → You can specify one positive rule set and one negative rule set for a propagation. The propagation … Positive Rule Set for a Propagation Specifying a Negative Rule Set for a Propagation See Also … Positive Rule Set for a Propagation You specify an existing rule set as the positive rule set for an
Dropping a Propagation → propagation. For example, the following procedure drops a propagation named strm01_propagation: BEGIN … drops any rule set s used by the propagation strm01_propagation, unless a rule set is used by another … positive rule set and negative rule set for the propagation might be dropped. If this procedure drops a