Check the latency of an apply process

COLUMN APPLY_NAME HEADING ‘Apply Process|Name’ FORMAT A17 COLUMN LATENCY HEADING ‘Latency|in|Seconds’ FORMAT 999999 COLUMN CREATION HEADING ‘Message Creation’ FORMAT A17 COLUMN LAST_DEQUEUE HEADING ‘Last Dequeue Time’ FORMAT A20 COLUMN DEQUEUED_MESSAGE_NUMBER HEADING ‘Dequeued|Message Number’ FORMAT 99999999999999 SELECT APPLY_NAME,      (DEQUEUE_TIME-DEQUEUED_MESSAGE_CREATE_TIME)*86400 LATENCY,      TO_CHAR(DEQUEUED_MESSAGE_CREATE_TIME,’HH24:MI:SS MM/DD/YY’) CREATION,      TO_CHAR(DEQUEUE_TIME,’HH24:MI:SS MM/DD/YY’) LAST_DEQUEUE,      DEQUEUED_MESSAGE_NUMBER     FROM V$STREAMS_APPLY_READER where…

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Oracle, Streams,

How to set parameters for streams

Below you can see couple of examples: exec dbms_apply_adm.set_parameter(‘&APPLY_NAME’, ‘disable_on_error’, ‘Y’); exec dbms_apply_adm.set_parameter(‘&APPLY_NAME’,’PARALLELISM’,’1′) exec dbms_capture_adm.set_parameter(‘&CAPTURE_NAME ‘,’_CHECKPOINT_FREQUENCY’,’2000′) BEGIN dbms_capture_adm.set_parameter(capture_name => ‘&CAPTURE_NAME’,                                parameter  => ‘_SGA_SIZE’,                                VALUE      => ‘300’); END; /

Oracle, Streams, ,

LogMiner out-of-memory

First we need to get the name of the CAPTURE process and the actual value and then start tuning it: col capture_name format a30 col parameter format a50 col value format a50 col set_by_user format a3 select capture_name,parameter, value,set_by_user from Dba_Capture_Parameters where capture_name like upper(‘&capture_name’); BEGIN dbms_capture_adm.set_parameter(capture_name => ‘&capture_name’,                               parameter  => ‘_SGA_SIZE’,                               VALUE     …

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Streams,