Expression Transformation

What is an expression transformation?
An expression transformation is Passive Transformation And used to calculate values in a single row.(used to build the row by row calculation )
Example: salary+1000

2. How to generate sequence numbers using expression transformation?

Create a variable port in expression transformation and increment it by one for every row. Assign this variable port to an output port.

3. How many ports are available in Expression transformation?

·         Input port

·         Output port

·         Variable port

·         Expression

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