Learn Apache Sqoop

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Sqoop

Learn Apache Sqoop Installation

Apache Sqoop Tutorial Part 1

Apache Sqoop Tutorial Part 2

Apache Sqoop Tutorial Part 3

Apache Sqoop Tutorial Part 4

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SharePoint 2007 - Simple Task Dashboard

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In this post we are gonna discuss about MERGE transformation. MERGE in SSIS is equal to UNION ALL in SQL Server. This transformation unions two datasets/tables.The merge Transformation combines two  sorted  dataset into single dataset. Highlighted the text SORTED in last statement because “It is not possible to use MERGE when the inputs are NOT SORTED”. There is one more transformation which is very similar to this i.e UNION ALL. The Merge Transformation is similar to the union all transformations. Use the union all transformation instead of the merge transformation in the following situations. The transformation inputs are not sorted The combined output does not need to be sorted. The transformation has more than two inputs. MERGE takes ONLY TWO inputs where as UNION ALL can take more than two. Now lets see how to configure MERGE transformation with an example. I created TWO tables with names MergeA and MergeB and inserted few records into each table as shown below.
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