Describe perform recovery
Describe briefly perform recovery?
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When Informatica Server starts a recovery session, it reads OPB_SRVR_RECOVERY table and notes the row ID of the last row committed to target database. The Informatica Server then reads overall sources again and starts processing from next row ID.
Determine the best value for cschedspins?
Write a short note on the differences between vertical and horizontal portioning?
What are sequences, and what are the possible problems when employing them to make surrogate keys?
Describe briefly the four JDBC driver types which Sun defines?
Specify the different Multidimensional analysis methods which are available in the Business Objects?
State the difference between OLTP and OLAP?
Illustrate briefly the term DBMS?
Briefly describe the term ‘BOMain.Key’?
Illustrates the types of Data Independence?
Assume when a session fails subsequent to loading of 10,000 records in to target. How can we load the records from 10001 the record when we run session next time?
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