The Aggregator transformation
The Aggregator transformation is used for calculations using aggregate functions in a column as opposed to the Expression transformation that is used for row-wise manipulation.
You can use aggregate functions, such as
MIN, in the Aggregator transformation.
EMPLOYEE Oracle table as the source and get the sum of the salaries of all employees in the target.
Perform the following steps to implement the functionality:
- Import the source using the
EMPLOYEEOracle table in Source Analyzer and create the
TGT_TOTAL_SALARYtarget in Target Designer.
- Create the
m_AGG_TOTAL_SALARYmapping and drag the source and target from the navigator to the workspace. Create the Aggregator transformation with the