How do you resolve concatenation disallowed on transformation?
To resolve this issue, connect all the ports through the SQL Transformation (Query Mode). These ports can be connected as pass-through ports.
What is SQL transformation in Informatica?
SQL Transformation is a connected transformation used to process SQL queries in the midstream of a pipeline. We can insert, update, delete and retrieve rows from the database at run time using the SQL transformation. The SQL transformation processes external SQL scripts or SQL queries created in the SQL editor.
Is update strategy an active transformation?
The Update Strategy Transformation in Informatica is an Active and Connected transformation. It is useful to update, insert, or delete the records in a target based on source table data. And the beauty of this transformation is: you can restrict the records from not reaching into the target table.
Can we concatenate ports from more than one transformation into the router transformation?
The Problem: You cannot connect multiple active transformations or an active and passive transformation to the downstream transformation or transformation same input group.
What are different types of JOINs in Joiner in Informatica?
There are four types of Joins in Informatica, and they Inner Join (Normal Join), Master Outer Join, Detail Outer Join and Full Outer Join. Joiner Transformation in Informatica is very useful to load data into the Dimension tables in Data Warehouse.
What is Lookup transformation in Informatica?
The Lookup transformation returns the result of the lookup to the target or another transformation. You can configure the Lookup transformation to return a single row or multiple rows. When you configure the Lookup transformation to return a single row, the Lookup transformation is a passive transformation.
What is rank transformation in Informatica?
Rank is an active and connected transformation that performs the filtering of data based on the group and ranks. In Informatica, it is used to select a bottom or top range of data. While string value ports can be ranked, the Informatica Rank Transformation is used to rank numeric port values.
Can we update records without using update strategy?
When we configure an Informatica Power Center session, we have several options for handling database operations such as insert, update, and delete, by using these properties we can update records without using any transformations.
Is expression transformation active or passive?
Expression transformation is a Passive and Connected Informatica transformation. Expression transformations are used for row-wise manipulation. For any type of manipulation you wish to perform on an individual record, use an Expression transformation.
