Oracle Item Category Extract Query

select
msi.segment1 Item_Code,  msi.DESCRIPTION Item_Desc,
mcs.CATEGORY_SET_NAME, mck.CONCATENATED_SEGMENTS,
mck.SEGMENT1, mck.SEGMENT2, mck.SEGMENT3, mck.SEGMENT4, mck.SEGMENT5,
mck.SEGMENT6, mck.SEGMENT7, mck.SEGMENT8, mck.SEGMENT9, mck.SEGMENT10,
mck.SEGMENT11, mck.SEGMENT12, mck.SEGMENT13, mck.SEGMENT14, mck.SEGMENT15,
mck.SEGMENT16, mck.SEGMENT17, mck.SEGMENT18, mck.SEGMENT19, mck.SEGMENT20
from mtl_system_items_b msi, mtl_item_categories mic, MTL_CATEGORIES_KFV MCK, MTL_CATEGORY_SETS_TL mcs
where msi.INVENTORY_ITEM_ID = mic.INVENTORY_ITEM_ID and msi.ORGANIZATION_ID = mic.ORGANIZATION_ID
and mic.CATEGORY_ID = mck.CATEGORY_ID
and mcs.CATEGORY_SET_ID = mic.CATEGORY_SET_ID and mcs.LANGUAGE = userenv('Lang')
and msi.ORGANIZATION_ID = :P_Org_id