Answer / swarna.alizerla

The Place holder column is the column where we can define
the global variable and this variable is used in the
Formula columns for different calculations.

The formula column is used for the calculation of the
required logic for the report.

Answer / reddy

formula column will calculate value based on our logic it
will return one value.

palce holder column is a report global variable.

if we want return more than one value based on our logic we
will use place holedr column in formula column

Answer / ramana

The Place holder column is the column where we can define
the global variable and this variable is used in the
Formula columns for different calculations.

The formula column is used for the calculation of the
required logic for the report.

HI in report builder am creating paramters.for that i have taken emp table from scott user . in deptnum am displaying distinct deptno.if i select dept 10 ,empnum drop down should display empno's of deptno 10. .if i select dept 20 ,empnum drop down should display empno's of deptno 20.for this wat i have to do.

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