Explain Operational Data Store
What is an Operational Data Store?
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A ODS refers to an operational data store that emerges as a second layer within the architecture data warehouse. It has characteristics of both DSS and OLTP systems.
States the term Mirror Activator Disk mirroring?
Define the term spanning Tree in data structure?
What do you understand by the term ACID transaction in DBMS? Describe briefly?
Explain the slowly changing dimensions?
Objectives create an external DTD that dictates a relational model-like data structure for XML documents. Assignment 1 Description W
Describe the three types of data sources which are used with ODBC?
When two relational tables is connected to SQ Trans, what are the probable errors it will be thrown?
Illustrates a stored procedure?
Give a brief introduction of the term surrogate key?
Explain the types of views within Data stage Director?
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