condition

hi to all experts,

what is the effect of this keywords.

CONDENSE WA_ITAB-TAGNAME.

TRANSLATE WA_ITAB-TAGNAME TO UPPER CASE.

and when we used 'Load-of-program' event.

what is the effect of this event.

this is trigrred before initilization or after.

thanks in advance and reward also

regard : deep.