Question { HP, 10366 }

what is variable? give me one example? i want to display
12 months in a report..? how many varbles are used?

Answer

Variables are place holders of values that are filled dynamically during query execution.

For your Example .

1) If you need 12 months of a year just use 0CALYEAR variable

EX : ZRP_YR_VAR

Get the cal year from user with following properties.
1) Manual entry/ default value
2) Variable is ready for input
3) Variable is Manditory



2) If you need any 12 months (maybe APRIL to March) variable use 0CALMONTH

create a new selection and add the keyfigure and ZRP_YR_VAR variable.

EX : ZRP_MONTH_ST_VAR

Get the Start calmonth from user with following properties.
1) Manual entry/ default value
2) Variable is ready for input
3) Variable is Manditory

create a new selection variable and restrict it to variable ranges

select start month as starting and
select Start month as end and offset it to 12 by right clicking and giving offset value.

Question { 5009 }

How do you delete change log?

Answer

select DSO
Go to Manage Screen
Environment
Delete Change Log

Question { 5136 }

What does a Boolean operator returns?

Answer

It always returns Either '1' or '0'

Question { 4510 }

What are the options to convert currency?

Answer

You can Do Currency conversion in two layers of BW

1) Transformation in a cube
and
2) Query level

Transformation level is always good as the calculation happens only once during the loading

Question { 5782 }

What is aggregate realignment run maintenance?

Answer

Whenever Master data changes Aggregates must me re-aligned so that it will reflect in the report.

To do this ACR(Attribute Change Run) can be scheduled.

Question { TCS, 7165 }

what is the use of routines?

Answer

Complex rules of transformation are defined in Routines in the form of ABAP codes.
The rules can be FIELD level (Field routine) or Source level (start routine) , target level(end routine) or Expert routine.