Answer / sukhbir

occurs 0 is used for mem allocation. I believe it means
8kb.
As per new version of sap,occurs sud be avoided as its a
obsolute statement.

Data t_mara type standard table of mara.

or

types : begin of ty_mara,
matnr type mara-matnr,
mkart type mara-mkart,
end of ty_mara.
Data t_mara type standard table of ty_mara.

Answer / subhasis prusty

if u not provide occurs,its meaning is only u define
as a fieldstring.

Answer / reddy pn

If you decare internal table without 'OCCURS 0' means it
simply specifies internal table work area.means it is
equivalant to field string syntax.

Answer / bandivenkateswarlu

if u are not defining the occur statement runtime it will
take default memory will taken. the defalult memory is 8 kB

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