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tcVISION – Change Data Capture

Batch Compare

 

The Batch Compare processing of tcVISION is available for IMS/DB, DL/I, VSAM, DB2, ADABAS, CA-IDMS, CA-Datacom and sequential files. tcVISION identifies the changed data by a comparison of the current data-source with a snapshot of the file created during the previous Batch Compare run. The changes applied since the last Batch Compare run will be propagated.

 

Processing steps for 'Batch Compare':

 

Steps:

Read of the datasource
Read of the data snapshot
Indentification of changed data  
Processing of the meta data
Propagation of the changes
Implementation into the target database

 

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