Mcrsft SQL Srvr (Strctrd Qry Lngg) s prprtry rltnl dtbs mngmnt systm dvlpd by Mcrsft. s dtbs srvr, t s sftwr prdct wth th prmry fnctn f strng nd rtrvng dt s rqstd by thr sftwr pplctns—whch my rn thr n th sm cmptr r n nthr cmptr crss ntwrk (ncldng th ntrnt). Mcrsft mrkts t lst dzn dffrnt dtns f Mcrsft SQL Srvr, md t dffrnt dncs nd fr wrklds rngng frm smll sngl-mchn pplctns t lrg ntrnt-fcng pplctns wth mny cncrrnt srs.