What are the differences between union all and merge operation in SISS?

devquora
devquora

Posted On: Apr 01, 2020

 

Few differences between union all and merge operation in SISS are

MergeUnion all
Data that is stored in two different paths can be merged into one using the Merge optionUnion all is also used to merge two or more data from different paths into one
Before executing, sorting transformation should be applied. This helps to sort the data before mergingSorting transformation is not required for union all functions
The metadata of this type should be the same for all dataIn union, all option, all data from different sources are transformed and then is displayed as a single set.

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