Labels:text | screenshot | number | font | menu OCR: Table 3. Evaluating the Strategies for a Hybrid Environment RESPONSE TIME HYBRID STRATEGY COMMENTS REQUIREMENTS PROS CONS Seconds Transaction Uses existing Additional legacy Gateway legacy transactions · Existing data for system online load Little scope for capacity planning tuning; uses activities production code Minutes RDBMS Data . Lets specific . No good for legacy Replication granularity of data DBMSS be pushed out Substantial · Refresh cycle can production be custom-tuned infrastructure Minutes to Hours Log Sniffing- . Less invasive than . Requires a lot of Based Data other strategies post processing to Replication extract data · Infrastructure implications Hours + Batch Least impact on Capacity issue: Manipulation legacy systems Batch windows al- if designed correctly ready under pressure