\(sh)(j)ϵy(tng)ՓĽ̌W(xu)Փ
ՓP(gun)I~(sh)(j)W(xu)(x)̌W(xu)
ՓժҪԓďġ(sh)(j)ϵy(tng)Փ̌W(xu)(sh)`l(f)ڽ̌W(xu)O(sh)Ӌ(j)нY(ji)όW(xu)ČW(xu)(x)(sh)HͻW(xu)(x)ڽ̌W(xu)ϲöŇW(xu)ץסW(xu)ڑ(yng)õM(jn)н̌W(xu)ˌW(xu)ČW(xu)(x)Чȡ^õĽ̌W(xu)Ч
(sh)(j)ϵy(tng)ՓǸУӋ(j)C(j)I(y)ıތI(y)n,ͬr(sh)ҲһTՓ͌(sh)`Զ^(qing)ČW(xu),y(tng)ġڰvՓ,C(j)レnģʽyl(f)W(xu)ČW(xu)(x)dȤ,̌W(xu)Ч
һW(xu)ڽ̌W(xu)Y(ji)͌W(xu)Մn̵ČW(xu)(x)W(xu)ֻӛסׂ(g)ڔ(sh)(j)ļg(sh)]жeܑ(yng)ڌ(sh)H(sh)(j)đ(yng)mȻʮ֏V̎ǔ(sh)(j)y̵W(wng)j(lu)ϵȵ?yn)Dzڡ_(ti)ýwWWWȵ錦⚤ֱӳʬF(xin)˂ǰҪҪ\ԏ@Ȼиߵy
ڡ(sh)(j)ϵy(tng)Փ̌W(xu)(sh)`w(hu),ֻՓXÌW(xu)ֻҪ֪ôһ¾ͿҪW(xu)Hȥc(xing)Ŀ_l(f)ȥ(jng)v挍(sh)(xing)Ŀ֪R(sh)ڌ(sh)HĽ̌W(xu)У΄(w)(q)(dng)İ̌W(xu),ֱ^Ľ̌W(xu)ýw,ÌW(xu)n΄(w)RW(xu)ȫ˽ʹÔ(sh)(j)켼g(sh)
1̌W(xu)
Ӌ(j)C(j)I(y)ńv̌W(xu)N
1.1vڷ
@N܉ʹW(xu)ڶ̕r(sh)g(ni)@ôϵy(tng)ĿƌW(xu)֪R(sh)\(yn)òW(xu)W(xu)(x)(dng)eOԲװl(f)]͕(hu)F(xin)̎MùࡢW(xu)(dng) ľv(sh)(j)ĕr(sh)@N
1.2ӑՓ
@Nڽָ̎(do)W(xu)СMλ@̲ĵĆ}㼺Ҋͨ^ӑՓqՓ(dng)@֪R(sh)얹֪R(sh)ԓn̵Ľ̌W(xu)һɴΣ粢l(f)(w)̎ӑՓ(do)W(xu)@}Ŀl(f)ҊȻڽY(ji)r(sh)ӑՓrʹW(xu)@_^c(din)ϵy(tng)֪R(sh)
1.3ֱ^ʾ
ͨ^չʾNM(jn)ʾԌ(sh)(yn)W(xu)ͨ^^@øJ(rn)R(sh)Ҫʾ(sh)(yn)ă(ni)ݻҪnW(xu)(sh)Hă(ni)
1.4(x)
W(xu)ڽָ̎(do)얹֪R(sh)\(yn)֪R(sh)γɼܼɵķ(sh)Hľ(x)ּγɲܣڼg(sh)ԌW(xu)ռҪλ
1.5xָ(do)
xָ(do)ǽָ̎(do)W(xu)ͨ^x̿ƕԫ@֪R(sh)얹֪R(sh)B(yng)W(xu)ԌW(xu)ÿnoW(xu)(yng)ąĿīI(xin)W(wng)վ(do)W(xu)(dng)ԌW(xu)nm(dng)?sh)W(xu)l(f)Լի@
1.6΄(w)(q)(dng)̌W(xu)
@NҪoW(xu)þwČW(xu)(x)΄(w)W(xu)ԼYϣ֪R(sh)wϵM(jn)xM(jn)vɽ̎M(jn)пY(ji)@NW(xu)ɡ΄(w)^УB(yng)}Q}B(yng)W(xu)(d)̽vP(gun)I֪R(sh)g(sh)r(sh)电(sh)(j)O(sh)Ӌ(j)@N
1.7W(xu)(x)
@NǽoW(xu)˼}һЩ(sh)Ha(chn)}W(xu)þW(wng)j(lu)YԴW(xu)(x)ķʽҴQ}ĴʩȻӑՓur(ji)@N܉ְl(f)?q)WĄ(chung)읓ߌW(xu)Q(sh)H}ľC
2̌W(xu)Č(sh)ʩ
(sh)(j)ϵy(tng)ՓҪĿҪW(xu)Ք(sh)(j)켼g(sh)еĸW(xu)(hu)M(jn)Д(sh)(j)O(sh)Ӌ(j)͌(sh)ʩM(jn)ܽY(ji)ǰ_(ti)_(ti)(sh)(j)M(jn)иN
2.1(sh)(j)ĸ
@һҪ(lin)ϵČ(sh)Hvڷvv(sh)(j)İl(f)չr(sh)ڈD^YϵӣY(ji)ϢYԴăɷNֹӋ(j)C(j)Ô(sh)(j)죩ͨ^딵(sh)(j)W(xu)ܔ(sh)(j)Ϣ'(yu)ݣҽy(tng)Ӌ(j)(sh)(j)Ч(zhn)_(sh)(j)ĹԺãϢռÿgСͨ^D픵(sh)(j)Ľʷ˽ʹÔ(sh)(j)ϢĻ˼ͷñĽY(ji)(gu)Լc֮gP(gun)ϵM(jn)д惦(ch)ϢȻ(sh)(j)ܛ(sh)(j)ϢM(jn)вҺͽy(tng)Ӌ(j)
2.2(sh)(j)O(sh)Ӌ(j)
@һҪ΄(w)(q)(dng)İ̌W(xu)Ƚoһ(g)w΄(w)Dϵy(tng)w΄(w)O(sh)Ӌ(j)һ(g)D^(sh)(j)ڴ˔(sh)(j)бxӛ䛺͕Ŀ
W(xu)ֽMһMxһMDքeģMxߺ͈DTĽɫøNʽռԵγ(bo)ęnõ(bo)ęnÿ(g)ͬW(xu)E-RDֲĺͿwE-RDPowerDesignerܛE-RDD(zhun)QӵȻڵõwE-RӿԌE-RDD(zhun)Q҂ҪĶS(j)ʲôD(zhun)QĽY(ji)ʲôPowerDesignerܛṩD(zhun)Q܁M(jn)(yn)C(sh)(j)O(sh)Ӌ(j)Aցv
2.3(sh)(j)Č(sh)ʩ
@һֲÌ(sh)(yn)nr(sh)ʹõOracle10gvͨ^W(xu)Լdb\(yn)Oracle10gɔ(sh)(j)Č(sh)ʩҪֱ^ʾvԓֵă(ni)γָ(do)¿ڌ(sh)(yn)ָ(do)УҲO(sh)Ӌ(j)˼}W(xu)܉IJ˼ijЩ}ڽĕr(sh)ʹSQLǷҲԽ(yng)ļӁļӁ(zh)ļ
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