Chandra K. Ravi

• Aug 13th, 2007

A Summary Column Return a Single Value on multiple records.  Place Holder Column Holds a Data as a Variable. You can pass a data from one group to other group by the help of Place holder column.

Mohammed Saleem

• Mar 7th, 2006

SUmmary Column is where we can have the sum of particular columneg: sum of total salary place holder column: is the one where you can substitute the code written at runtime to a field which is empty at the design time.

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