Query :
select docpath,RIGHT(DocPath,len(docpath)-47) as RH,LEFT(DocPath,47)LH from FeasChecklistDocument where TranMasId = 200 and TranId = 1
Result:
docpath = \\dataserver\SFPL System\Doc\Marketing\Enquiry\fgs02722_04.03.2016.pdf
RH = fgs02722_04.03.2016.pdf
LH = \\dataserver\SFPL System\Doc\Marketing\Enquiry\