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Nagaraj's DatastageTechGuru

Friday, 5 December 2014. SCD Type1,2 and 3. SCD Type 1, SCD Type 2, SCD Type 3,Slowly Changing Dimension Types,Advantages & Disadvantages. The Slowly Changing Dimension problem is a common one particular to data warehousing.There are in general three ways to solve this type of problem, and they are categorized as follows :. The new record replaces the original record. No trace of the old record exists. The original record is modified to reflect the change. About 50% of the time. When to use Type 1. Type ...

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Friday, 5 December 2014. SCD Type1,2 and 3. SCD Type 1, SCD Type 2, SCD Type 3,Slowly Changing Dimension Types,Advantages & Disadvantages. The Slowly Changing Dimension problem is a common one particular to data warehousing.There are in general three ways to solve this type of problem, and they are categorized as follows :. The new record replaces the original record. No trace of the old record exists. The original record is modified to reflect the change. About 50% of the time. When to use Type 1. Type ...

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Nagaraj's DatastageTechGuru | datastagetechguru.blogspot.com Reviews

https://datastagetechguru.blogspot.com

Friday, 5 December 2014. SCD Type1,2 and 3. SCD Type 1, SCD Type 2, SCD Type 3,Slowly Changing Dimension Types,Advantages & Disadvantages. The Slowly Changing Dimension problem is a common one particular to data warehousing.There are in general three ways to solve this type of problem, and they are categorized as follows :. The new record replaces the original record. No trace of the old record exists. The original record is modified to reflect the change. About 50% of the time. When to use Type 1. Type ...

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datastagetechguru.blogspot.com

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Nagaraj's DatastageTechGuru: Datastage FAQ's

http://datastagetechguru.blogspot.com/2014/12/datastage-faqs.html

Friday, 5 December 2014. 1 WHAT IS DIFFERENCE BETWEEN JOIN, LOOKUP, and MERGE? 2 WHEN WILL U GO THE LOOKUP, WHEN WILL U GO JOIN? 3WHICH IS BEST PERFOMANCE, WHY? 4WHERE WE CAN CALL SHELL SCRIPT IN DATASTAGE? 5WHAT IS DIFF FACT TABLE AND DIMENSION TABLE,WHAT IS PURPUOSE OF BOTH CAN WE MAKE DATAWAREHJOUSE WITH OUT USING OF THOSE TWO. 6DIFFERENCE BETWEEN UNION AND JOIN IN ORACLE? 7DIFFERECE BETWEEN IN AND EXIST? 8HOW CAN YOU SCHEDULE JOBS? 11WHY YOU HAVE TO USE FILES AS INTERMEDIATE STAGTE? 7DIFFERENCE BETWE...

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Nagaraj's DatastageTechGuru: Message Handlers in Datastage

http://datastagetechguru.blogspot.com/2014/12/message-handlers-in-datastage.html

Friday, 5 December 2014. Message Handlers in Datastage. Demonstrate Knowledge of Message Handlers:. Describes how to manage message handlers that have been defined in WebSphere DataStage for use with parallel jobs. What are message handlers? When you run a parallel job, any error messages. And warnings are written to an error log and can be viewed from the Director. You can choose to handle specified errors in a different way by creating one or more message handlers. Or in the WebSphere DataStage Director.

3

Nagaraj's DatastageTechGuru: Datastage FAQ's with Ans v1.1

http://datastagetechguru.blogspot.com/2014/12/datastage-faqs-with-ans-v11.html

Friday, 5 December 2014. Datastage FAQ's with Ans v1.1. AWhat is DataStage parallel Extender / Enterprise Edition (EE)? Parallel extender is that the parallel processing of data extraction and transformation application . there are two types of parallel processing. BWhat is a conductor node? Actually every process contains a conductor process. Where the execution was started and a section leader. Process for each processing node and a player. CHow do you execute datastage job from command line prompt?

4

Nagaraj's DatastageTechGuru: December 2014

http://datastagetechguru.blogspot.com/2014_12_01_archive.html

Friday, 5 December 2014. SCD Type1,2 and 3. SCD Type 1, SCD Type 2, SCD Type 3,Slowly Changing Dimension Types,Advantages & Disadvantages. The Slowly Changing Dimension problem is a common one particular to data warehousing.There are in general three ways to solve this type of problem, and they are categorized as follows :. The new record replaces the original record. No trace of the old record exists. The original record is modified to reflect the change. About 50% of the time. When to use Type 1. Type ...

5

Nagaraj's DatastageTechGuru: Difference b/w 8.5, 8.7 and 9.1

http://datastagetechguru.blogspot.com/2014/12/difference-bw-85-87-and-91.html

Friday, 5 December 2014. Difference b/w 8.5, 8.7 and 9.1. Datastage 8.5, 8.7 and 9.1 Differences. Changes/Enhancements in IBM Datastage 8.5, 8.7 and 9.1. 1 Design & Runtime Performance Changes:. Implemented by Internal code change. Design and Runtime performance is better than 8.1, 40% performance improvement in job open, save, compile etc. Improvements in Xmeta. Significant Performance improvement in Job Open, Save, Compile etc. 2 PX Engine Performance Changes :. 3 Added View Job Log in Designer client.

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Friday, 5 December 2014. SCD Type1,2 and 3. SCD Type 1, SCD Type 2, SCD Type 3,Slowly Changing Dimension Types,Advantages & Disadvantages. The Slowly Changing Dimension problem is a common one particular to data warehousing.There are in general three ways to solve this type of problem, and they are categorized as follows :. The new record replaces the original record. No trace of the old record exists. The original record is modified to reflect the change. About 50% of the time. When to use Type 1. Type ...

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