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GeekInterview.com > Interview Questions > Data Warehousing > Informatica
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| Question: what is a source qualifier?-
Answer: It represents all data queried from the source. |
| August 08, 2008 06:44:35 |
#10 |
| sprajarajan |
Oracle Expert Member Since: March 2008 Total Comments: 4 |
what is a source qualifier?-
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Source Qualifier Is the default Transformation.
Through The source Qualifier Transformation Informatica Reads The Data.
We can Filter The Data.
We can sort the Data.
Its also Used to Join Homogeneous Source systems.
We can Join Any number of Sources in Singlae Source Qualifier.
We Can't Join the Flatfiles In sourcequalifier Because Flatfiles Are Heterogeneous When we open the Flatfiles At sourcequalifier At the time All The options are Disabled. |
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