G.C.E. O/L ICT Lessons Database sinhala

දත්තපාදක කළමනාකරණ

මෘදුකාාංග භාවිතය

ufyaIa fldä;=jlal= BTec (UG) , MCTS Professional Development Course in ICT (AIT-Thailand) National Dip in Teaching (Merit)

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idudkHfhka wm Ndú; lrk Relational Database Management Software weiqßka ;kk o;a; mdolhl uQ,sl moku jkafka j.=jls (Table)

• o;a; we;=<;a lsÍug ieliQ j.=jl ;Srhla lafIa;%hla (Fileds) f,i ye|skaúh yel

• j.=jl o;a; we;=<;a l< ´kEu

fma<shla frfldavhla ke;fyd;a jd¾;djla f,i ye|skaúh yel'

o;a; m%rEm (Data Types) j.=jl tla tla lafIa;% j,g ,nd fok úúO o;a; j¾. ñka woyia fõ' o;a; mdol uDÿldx. wkqj o;a; m%rEmj, kï ;rula fjkiaúh yel' nyq,j Ndú;d jk Microsoft Acces uDÿldx.fha we;s o;a; m%rEm lsysmhla my; oelafõ'

ප්‍රාථමික යතුරක් යනු කුමක්ද?

m%d:ñl h;=r (Primary Key or Key Filed) o;a; mdolhl tlsfklg iudk fkdjk ^wkkH& o;a; muKla we;=<;a lafIa;%h m%d:ñl h;=re lafIa;%h kï fõ' Wod (- we;=<;aùfï wxlh" úNd. wxlh" ye÷kaïm;a wxlh

ආගන්තුක යතුරක් යනු කුමක්ද?

wd.ka;=l h;=r(Foreign Key) j.= folla w;r iïnkaO;d f.dv ke.SfïoS tla j.=jla ;j;a j.=jla yd iïnkaO lsÍug fhdod .kakd lafIa;%h wd.ka;=l h;=r kï fõ'