Sequence Generator in Informatica

· Passive Transformation

· It is used to generate sequence numbers (to create Primary Key values)

· By default, it creates NEXTVAL and CURRVAL port names which are in disabled state.

· We cannot add new ports.

· Sequence generator does not allow any inputs, allows output only.

STEPS:

Define Source

Define Target

Define Mapping – Drag the source (EMP), target (should have an extra field for sequence number).

Rep -> save

Sequence Generator in Informatica

Ports:

No Ports – We cannot add ports to SEQ Transformation.

All ports are disabled.

Sequence Generator in Informatica

Properties:

Sequence Generator in Informatica

Start Value: Start value is 0 by default. Used when the Cycle option is checked. It is used for starting the next cycle.

Increment By

End Value

Cycle

Current value: The beginning value of the sequence. By default it is 1.

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