Answer / harsha

at first means it takes the very first record generally column names, at new means it is triggered for every new field.

Answer / kerri

AT FIRST WIIL TRIGGER ONCE.
AT NEW WILL TRIGGER WHENEVER A NEW ITEM COMES, BUT IT WILL COMPARES ALL THE LEFT SIDES,BECAUSE OF THIS DRAWBACK OF AT NEW WE WILL GO FOR ON CHANGE.

How many secondary indexes can we create in a table?

0 Answers  

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What is the use of start-of-selection.,if not use in report what will happen,?

0 Answers   HCL,

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Which objects are independent transport objects? : abap data dictionary

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WHAT IS INTERFACE? HOW MANY INTERFACES

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What is the syntex used to call a screen as dialog box (pop up)?

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