Saturday, May 21, 2011

მონაცემთა ბაზები

informaciis organizebis erT-erTi mTavari instrumentia monacemTa bazebi. monacemTa baza es aris  ucvleli monacemebis erTi  didi struqturuli Canaweri, romelic Cveulebriv ukavSirdeba kompiuteruli programebis ganviTarebas da pasuxobs monacemTa bazis moTxovnebs. sxva sityvebiT rom vTqvaT, monacemTa bazebi aris monacemTa organizebuli krebuli. isini uzrunvelyofen struqturas raTa xazi gausvan CvenTvis mniSvnelovan informacias. monacemTa baza aris Canawerebis nakrebi. TiToeuli warmodgenilia specifikuri arsiT da  yvela iqmneba (koordinirdeba) erTnairi gziT. (erTi principiT) da erTmaneTTan dakavSirebulia saerTo niSniT.
monacemTa bazis erT-erTi ZiriTadi komponenti aris Canawerebi,  Canawerebi moicavs manacemTa iseT elementebs rogiric aris mag: avtoris saxeli, gvari, dabadebis ricxvi, da a.S. romelic aRwers organizaciis mier arCeul obieqts (atributs) wigns, produqts, momxmarebels, da sxv. monacemTa baza SeiZleba warmodgenili iyos qaRaldis formatze, magram ufro realuria fiqri manqanisaTvis gasageb monacemebze. monacemTa bazebi gaxda aucilebeli imitom, rom dagrovda uamravi informacia romelic adamianma unda daamuSaos da gaukeTos analizi. yovedRiuri magaliTi romelic gvexmareba ukeTesad gavigoT monacemTa bazis ZiriTadi kopmponenti, aris- Ceki (Cekis wigni). TiToeul tranzaqcias aqvs Canaweri e.w. Cekebis brunvis Canaweri, es Canawerebi Sedgeba Semgedi nawilebisagan (atributebisagan)- rogoric aris Cekis nomeri, fulis mimRebi-Cekis warmdgeni, tranzaqciis aRweriloba, raodenoba –Tanxa, jami da balansi. TiToeul svetSi aris veli, romelic ganmartavs am atributis mniSvnelobas, maT erTmaneTTan kavSirs da mTlianad tranzaqciis mniSvnelobas.
raTqmaunda monacemTa bazebi bevrad ufro kompleqsuria vidre Ceki, magram igi moicavs monacemTa bazis TiTqmis yvela ZiriTad struqturas..unda aRiniSnos, rom informaciis organizebis es meTodi SeiZleba gamoyenebuli iqnas manacemTa bazebSi Sida minacemebis samarTavad. Ees meTodi icvleba sistemidan sistemaSi.  Bbibliografiul monacemTa bazebis gasaRebi aris-indeqsebi, romlebic Seicavs gansxvavebuli tipis informacias.  Mmag: gayofili indeqsebi SeiZleba aRniSnavdes avtoris monacemebs, saTaurs, sagans da msgavss. indeqsebis numeracia da tipi icvleba sistemidan sistemamde.
dResdReobiT monacemTa bazis yvelaze didi aplikacia ( ganacxadi) aris relaciuri bazebi. monacemTa bazis am modelSi Canawerebi Seicavs meta-monacemebs,is aris dayofili nawilebad, dakavSirebulia erTmaneTTan da qmnis (ayalibebs) meta-minacemebs, romelic gviCvenebs Tu rogor aris dakavSirebuli erTmaneTTan sxvadasxvagvari monacemebi.. informaciis TiToeuli individualuri nawili mogrovilia mxolod erT adgilSi. erTi mokle monacemi SeiZleba gamoyenebuli iyos mravaljeradad, (yovelgvari axali Caweris gareSe). mag: avtoris saxeli SeiZleba mocemuli iyos cxrilis grafaSi mxolod erTxel, magram am grafiT Cven SegviZlia vnaxoT am avtoris mier dawerili sxva namuSevrebic. (yvela is wigni an naSromi romelis am avtoris monacemebs Seicavs).
warsulSi arsebobda informaciuli bazebis ierarqiuli sistema. isini Seicavdnen bevr Canawerebs, romelic iyo (arabunebrivi) arapraqtikuli. erTi da igive monacemi (informacia) xSirad meordeboda da qmnida bazebis mTel rigs. Tanamedrove sainformacio sistemaSi ierarqiuli bazebi Zalian iSviaTad gamoiyeneba. dResdReobiT mniSvnelovania XML monacemTa baza romelic akeTebs tegirebas.
monacemTa bazebi muSaobs sxvadasxvagvari funqciebiT, isini SeiZleba flobdes administraciul monacemebs, fotoebs da gamosaxulebebis koleqciebs an damuSavebul cifrul monacemebs. SeiZleba Seicavdes monacemTa Canawerebs an sainformacio resursebs dainteresebul pirbze. isini SeiZleba iyos informaciuli sacavi an ubralod (Tavlyurs adevnebdes) marTavdes inventarizacias da gayidvebs. monacemTa bazebis funqciebi SeiZleba gavyoT or kategoriad-sacnobaro monacemTa bazebi da wyaro monacemTa bazebi. Ppirveli Seicavs zogad, mokle informacias romelic gvawvdis zogad cnobebs, xolo meore Zireul, amomwurav informacias, romelic ufro vrcelia da siRrmiseuli.
monacemTa bazebi gvaZleven informaciis organizebis saSualebas, romelsac aqtiurad gamoiyeneben saZiebo sistemebSi, wignis maRaziebSi, biblioTekebSi, muzeumebSi da sxvadasxva organizaciebSi.
Mmaia metreveli

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