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Oracle® Database Reference
11g Release 2 (11.2)

E40402-10
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V$XSTREAM_APPLY_RECEIVER

V$XSTREAM_APPLY_RECEIVER displays information about the message receiver of the apply process. The values are reset to zero when the database (or instance in an Oracle Real Application Clusters (Oracle RAC) environment) restarts, when apply migrates to another instance, or when the XStream process is stopped.

Column Datatype Description
SID NUMBER Session ID of the apply receiver
SERIAL# NUMBER Serial number of the apply receiver
APPLY_NAME VARCHAR2(30) Name of the apply process
STARTUP_TIME DATE Startup time of the apply process
SOURCE_DATABASE_NAME VARCHAR2(128) Name of the source database
ACKNOWLEDGEMENT NUMBER Acknowledgement SCN of the messages received by the receiver
LAST_RECEIVED_MSG NUMBER Last received message
TOTAL_MESSAGES_RECEIVED NUMBER Total number of messages received
TOTAL_AVAILABLE_MESSAGES NUMBER Number of available messages
STATE VARCHAR2(44) State of the apply receiver:
  • Initializing

  • Sending unapplied txns

  • Waiting for message from client

  • Waiting for LCR from client

  • Receiving LCRs

  • Evaluating rules

  • Enqueueing LCRS

  • Waiting for memory

  • Waiting for apply to read

  • Waiting for client flush request to complete

  • Waiting for client commit to complete

LAST_RECEIVED_MSG_POSITION RAW(64) Last received message position
ACKNOWLEDGEMENT_POSITION RAW(64) Acknowledgement position of the messages received by the receiver. Corresponds to ACKNOWLEDGEMENT, except the value is in position rather than SCN.

Note:

This view is available starting with Oracle Database 11g Release 2 (11.2.0.4).