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如何為數據庫取名?

在(zai)(zai)(zai)(zai)(zai)(zai)(zai)數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)中(zhong)創(chuang)建(jian)對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)象時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)，管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)(li)(li)(li)(li)(li)(li)(li)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)也(ye)(ye)(ye)(ye)要(yao)對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)其(qi)(qi)(qi)進行(xing)(xing)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)。現(xian)(xian)在(zai)(zai)(zai)(zai)(zai)(zai)(zai)談談取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)一(yi)(yi)(yi)(yi)些(xie)(xie)(xie)技巧。一(yi)(yi)(yi)(yi)、表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)大(da)(da)(da)(da)(da)(da)(da)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)寫(xie)(xie)(xie)(xie)(xie)(xie)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)控(kong)制(zhi) 一(yi)(yi)(yi)(yi)般情(qing)(qing)況(kuang)(kuang)(kuang)下Oracle數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)中(zhong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)或(huo)(huo)者(zhe)(zhe)列(lie)(lie)(lie)(lie)(lie)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)不(bu)(bu)(bu)(bu)(bu)區分(fen)大(da)(da)(da)(da)(da)(da)(da)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)寫(xie)(xie)(xie)(xie)(xie)(xie)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)。在(zai)(zai)(zai)(zai)(zai)(zai)(zai)創(chuang)建(jian)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)或(huo)(huo)者(zhe)(zhe)列(lie)(lie)(lie)(lie)(lie)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)候(hou)，即(ji)使(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)(li)(li)(li)(li)(li)(li)(li)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)采用(yong)(yong)(yong)(yong)(yong)(yong)(yong)了(le)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)寫(xie)(xie)(xie)(xie)(xie)(xie)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)，數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)在(zai)(zai)(zai)(zai)(zai)(zai)(zai)將(jiang)其(qi)(qi)(qi)保(bao)存到數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)典(dian)之(zhi)前(qian)(qian)，會(hui)(hui)(hui)先將(jiang)其(qi)(qi)(qi)轉換(huan)為(wei)(wei)(wei)(wei)大(da)(da)(da)(da)(da)(da)(da)寫(xie)(xie)(xie)(xie)(xie)(xie)，再將(jiang)他(ta)(ta)(ta)們保(bao)存到數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)典(dian)中(zhong)。這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)也(ye)(ye)(ye)(ye)就(jiu)(jiu)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)為(wei)(wei)(wei)(wei)什(shen)么(me)(me)(me)(me)(me)我們取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)使(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)寫(xie)(xie)(xie)(xie)(xie)(xie)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)子母(mu)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)，但(dan)(dan)(dan)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)下次查(cha)看(kan)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)候(hou)，卻(que)變(bian)成(cheng)(cheng)(cheng)(cheng)了(le)大(da)(da)(da)(da)(da)(da)(da)寫(xie)(xie)(xie)(xie)(xie)(xie)。雖(sui)然(ran)(ran)說(shuo)Oracle數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)中(zhong)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)與列(lie)(lie)(lie)(lie)(lie)等(deng)數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)象對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)于大(da)(da)(da)(da)(da)(da)(da)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)寫(xie)(xie)(xie)(xie)(xie)(xie)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)不(bu)(bu)(bu)(bu)(bu)敏感的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)，但(dan)(dan)(dan)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)如(ru)(ru)(ru)(ru)果(guo)(guo)數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)(li)(li)(li)(li)(li)(li)(li)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)確(que)實有(you)(you)需(xu)要(yao)要(yao)讓(rang)數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)系統(tong)(tong)對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)區分(fen)大(da)(da)(da)(da)(da)(da)(da)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)寫(xie)(xie)(xie)(xie)(xie)(xie)，這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)也(ye)(ye)(ye)(ye)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)可(ke)(ke)(ke)(ke)以(yi)(yi)(yi)(yi)(yi)做(zuo)(zuo)(zuo)到的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)。通常情(qing)(qing)況(kuang)(kuang)(kuang)下，如(ru)(ru)(ru)(ru)果(guo)(guo)把(ba)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)使(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)雙(shuang)(shuang)引(yin)(yin)(yin)(yin)號(hao)括(kuo)(kuo)起(qi)來，則在(zai)(zai)(zai)(zai)(zai)(zai)(zai)Oracle數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)典(dian)中(zhong)就(jiu)(jiu)會(hui)(hui)(hui)成(cheng)(cheng)(cheng)(cheng)為(wei)(wei)(wei)(wei)區分(fen)大(da)(da)(da)(da)(da)(da)(da)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)寫(xie)(xie)(xie)(xie)(xie)(xie)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)。不(bu)(bu)(bu)(bu)(bu)過(guo)(guo)筆(bi)者(zhe)(zhe)這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)里要(yao)提醒各(ge)位數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)(li)(li)(li)(li)(li)(li)(li)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)，雖(sui)然(ran)(ran)說(shuo)從技術上(shang)(shang)(shang)(shang)可(ke)(ke)(ke)(ke)以(yi)(yi)(yi)(yi)(yi)讓(rang)數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)系統(tong)(tong)強(qiang)制(zhi)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)分(fen)大(da)(da)(da)(da)(da)(da)(da)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)寫(xie)(xie)(xie)(xie)(xie)(xie)，但(dan)(dan)(dan)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)在(zai)(zai)(zai)(zai)(zai)(zai)(zai)實際(ji)工作(zuo)中(zhong)，包括(kuo)(kuo)在(zai)(zai)(zai)(zai)(zai)(zai)(zai)內的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)絕大(da)(da)(da)(da)(da)(da)(da)部(bu)分(fen)數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)(li)(li)(li)(li)(li)(li)(li)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)可(ke)(ke)(ke)(ke)能(neng)(neng)(neng)(neng)(neng)(neng)都(dou)不(bu)(bu)(bu)(bu)(bu)建(jian)議這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)么(me)(me)(me)(me)(me)做(zuo)(zuo)(zuo)。因(yin)為(wei)(wei)(wei)(wei)如(ru)(ru)(ru)(ru)果(guo)(guo)有(you)(you)混合(he)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)大(da)(da)(da)(da)(da)(da)(da)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)寫(xie)(xie)(xie)(xie)(xie)(xie)存在(zai)(zai)(zai)(zai)(zai)(zai)(zai)，那(nei)(nei)(nei)么(me)(me)(me)(me)(me)在(zai)(zai)(zai)(zai)(zai)(zai)(zai)引(yin)(yin)(yin)(yin)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)些(xie)(xie)(xie)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)或(huo)(huo)者(zhe)(zhe)列(lie)(lie)(lie)(lie)(lie)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)稱(cheng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)候(hou)就(jiu)(jiu)需(xu)要(yao)特(te)別的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)心。因(yin)為(wei)(wei)(wei)(wei)即(ji)使(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)戶(hu)(hu)或(huo)(huo)者(zhe)(zhe)數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)(li)(li)(li)(li)(li)(li)(li)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)有(you)(you)著(zhu)過(guo)(guo)目不(bu)(bu)(bu)(bu)(bu)忘(wang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)本(ben)領，也(ye)(ye)(ye)(ye)很(hen)難準(zhun)確(que)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)記住(zhu)這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)些(xie)(xie)(xie)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)稱(cheng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)大(da)(da)(da)(da)(da)(da)(da)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)寫(xie)(xie)(xie)(xie)(xie)(xie)歌時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)。如(ru)(ru)(ru)(ru)果(guo)(guo)數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)(li)(li)(li)(li)(li)(li)(li)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)硬(ying)要(yao)這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)么(me)(me)(me)(me)(me)做(zuo)(zuo)(zuo)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)話(hua)(hua)(hua)，那(nei)(nei)(nei)么(me)(me)(me)(me)(me)很(hen)可(ke)(ke)(ke)(ke)能(neng)(neng)(neng)(neng)(neng)(neng)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)自尋(xun)煩(fan)惱。在(zai)(zai)(zai)(zai)(zai)(zai)(zai)查(cha)詢時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)或(huo)(huo)者(zhe)(zhe)其(qi)(qi)(qi)他(ta)(ta)(ta)作(zuo)業時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)，要(yao)嚴(yan)格(ge)區分(fen)大(da)(da)(da)(da)(da)(da)(da)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)寫(xie)(xie)(xie)(xie)(xie)(xie)那(nei)(nei)(nei)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)一(yi)(yi)(yi)(yi)件很(hen)頭疼的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)事情(qing)(qing)。為(wei)(wei)(wei)(wei)此，對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)于這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)個(ge)(ge)(ge)(ge)(ge)(ge)大(da)(da)(da)(da)(da)(da)(da)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)寫(xie)(xie)(xie)(xie)(xie)(xie)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)控(kong)制(zhi)，筆(bi)者(zhe)(zhe)建(jian)議數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)(li)(li)(li)(li)(li)(li)(li)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)要(yao)謹(jin)慎使(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)。除非(fei)有(you)(you)充分(fen)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)理(li)(li)(li)(li)(li)(li)(li)(li)由，否(fou)則的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)話(hua)(hua)(hua)，不(bu)(bu)(bu)(bu)(bu)要(yao)輕易使(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)個(ge)(ge)(ge)(ge)(ge)(ge)雙(shuang)(shuang)引(yin)(yin)(yin)(yin)號(hao)來控(kong)制(zhi)大(da)(da)(da)(da)(da)(da)(da)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)寫(xie)(xie)(xie)(xie)(xie)(xie)。這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)個(ge)(ge)(ge)(ge)(ge)(ge)雙(shuang)(shuang)引(yin)(yin)(yin)(yin)號(hao)不(bu)(bu)(bu)(bu)(bu)僅可(ke)(ke)(ke)(ke)以(yi)(yi)(yi)(yi)(yi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)來控(kong)制(zhi)大(da)(da)(da)(da)(da)(da)(da)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)寫(xie)(xie)(xie)(xie)(xie)(xie)，還(huan)有(you)(you)一(yi)(yi)(yi)(yi)個(ge)(ge)(ge)(ge)(ge)(ge)比較特(te)殊(shu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)作(zuo)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)，就(jiu)(jiu)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)引(yin)(yin)(yin)(yin)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)一(yi)(yi)(yi)(yi)些(xie)(xie)(xie)特(te)殊(shu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)符。如(ru)(ru)(ru)(ru)在(zai)(zai)(zai)(zai)(zai)(zai)(zai)建(jian)立(li)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)格(ge)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)候(hou)，需(xu)要(yao)設置一(yi)(yi)(yi)(yi)個(ge)(ge)(ge)(ge)(ge)(ge)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)牌號(hao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)段(duan)(duan)。有(you)(you)些(xie)(xie)(xie)數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)(li)(li)(li)(li)(li)(li)(li)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)習慣使(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)num#類似的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)稱(cheng)。這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)不(bu)(bu)(bu)(bu)(bu)會(hui)(hui)(hui)違(wei)反數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)規(gui)則。不(bu)(bu)(bu)(bu)(bu)過(guo)(guo)在(zai)(zai)(zai)(zai)(zai)(zai)(zai)處(chu)理(li)(li)(li)(li)(li)(li)(li)(li)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)候(hou)會(hui)(hui)(hui)比較麻煩(fan)。如(ru)(ru)(ru)(ru)利用(yong)(yong)(yong)(yong)(yong)(yong)(yong)create語句(ju)(ju)建(jian)立(li)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)格(ge)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)候(hou)，需(xu)要(yao)給(gei)(gei)這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)個(ge)(ge)(ge)(ge)(ge)(ge)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)段(duan)(duan)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)稱(cheng)加(jia)上(shang)(shang)(shang)(shang)雙(shuang)(shuang)引(yin)(yin)(yin)(yin)號(hao)。否(fou)則的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)話(hua)(hua)(hua)，執(zhi)行(xing)(xing)這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)條語句(ju)(ju)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)候(hou)，數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)會(hui)(hui)(hui)拒絕執(zhi)行(xing)(xing)并向用(yong)(yong)(yong)(yong)(yong)(yong)(yong)戶(hu)(hu)提示(shi)錯(cuo)誤信息。類似的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)特(te)殊(shu)符號(hao)還(huan)包括(kuo)(kuo)一(yi)(yi)(yi)(yi)個(ge)(ge)(ge)(ge)(ge)(ge)$美元符號(hao)。他(ta)(ta)(ta)們在(zai)(zai)(zai)(zai)(zai)(zai)(zai)建(jian)立(li)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)格(ge)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)候(hou)，在(zai)(zai)(zai)(zai)(zai)(zai)(zai)語句(ju)(ju)中(zhong)都(dou)需(xu)要(yao)使(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)雙(shuang)(shuang)引(yin)(yin)(yin)(yin)號(hao)。不(bu)(bu)(bu)(bu)(bu)過(guo)(guo)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)段(duan)(duan)建(jian)立(li)好(hao)之(zhi)后(hou)，在(zai)(zai)(zai)(zai)(zai)(zai)(zai)引(yin)(yin)(yin)(yin)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)些(xie)(xie)(xie)對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)象的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)候(hou)，不(bu)(bu)(bu)(bu)(bu)需(xu)要(yao)使(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)雙(shuang)(shuang)引(yin)(yin)(yin)(yin)號(hao)了(le)。同(tong)(tong)(tong)(tong)(tong)(tong)理(li)(li)(li)(li)(li)(li)(li)(li)，雖(sui)然(ran)(ran)Oracle數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)支持(chi)這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)些(xie)(xie)(xie)特(te)殊(shu)符號(hao)，但(dan)(dan)(dan)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)筆(bi)者(zhe)(zhe)不(bu)(bu)(bu)(bu)(bu)鼓勵數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)(li)(li)(li)(li)(li)(li)(li)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)在(zai)(zai)(zai)(zai)(zai)(zai)(zai)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)或(huo)(huo)者(zhe)(zhe)列(lie)(lie)(lie)(lie)(lie)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)中(zhong)采取(qu)(qu)(qu)(qu)(qu)(qu)(qu)這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)些(xie)(xie)(xie)特(te)殊(shu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)符號(hao)。這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)有(you)(you)可(ke)(ke)(ke)(ke)能(neng)(neng)(neng)(neng)(neng)(neng)給(gei)(gei)后(hou)續的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)引(yin)(yin)(yin)(yin)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)帶來不(bu)(bu)(bu)(bu)(bu)必要(yao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)麻煩(fan)。二、牢記取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)空(kong)(kong)(kong)間(jian)(jian)(jian)(jian) 在(zai)(zai)(zai)(zai)(zai)(zai)(zai)Oracle數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)中(zhong)，跟(gen)其(qi)(qi)(qi)他(ta)(ta)(ta)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)不(bu)(bu)(bu)(bu)(bu)同(tong)(tong)(tong)(tong)(tong)(tong)，有(you)(you)一(yi)(yi)(yi)(yi)個(ge)(ge)(ge)(ge)(ge)(ge)叫做(zuo)(zuo)(zuo)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)空(kong)(kong)(kong)間(jian)(jian)(jian)(jian)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)概(gai)念。在(zai)(zai)(zai)(zai)(zai)(zai)(zai)同(tong)(tong)(tong)(tong)(tong)(tong)一(yi)(yi)(yi)(yi)個(ge)(ge)(ge)(ge)(ge)(ge)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)空(kong)(kong)(kong)間(jian)(jian)(jian)(jian)中(zhong)，其(qi)(qi)(qi)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)不(bu)(bu)(bu)(bu)(bu)可(ke)(ke)(ke)(ke)以(yi)(yi)(yi)(yi)(yi)重(zhong)(zhong)復(fu)。如(ru)(ru)(ru)(ru)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)與視圖(tu)(tu)就(jiu)(jiu)共享同(tong)(tong)(tong)(tong)(tong)(tong)一(yi)(yi)(yi)(yi)個(ge)(ge)(ge)(ge)(ge)(ge)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)空(kong)(kong)(kong)間(jian)(jian)(jian)(jian)，為(wei)(wei)(wei)(wei)此就(jiu)(jiu)要(yao)求(qiu)不(bu)(bu)(bu)(bu)(bu)僅表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)不(bu)(bu)(bu)(bu)(bu)能(neng)(neng)(neng)(neng)(neng)(neng)夠相(xiang)同(tong)(tong)(tong)(tong)(tong)(tong)，而(er)(er)(er)且表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)與視圖(tu)(tu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)也(ye)(ye)(ye)(ye)不(bu)(bu)(bu)(bu)(bu)能(neng)(neng)(neng)(neng)(neng)(neng)夠相(xiang)同(tong)(tong)(tong)(tong)(tong)(tong)。因(yin)為(wei)(wei)(wei)(wei)他(ta)(ta)(ta)們處(chu)于同(tong)(tong)(tong)(tong)(tong)(tong)一(yi)(yi)(yi)(yi)個(ge)(ge)(ge)(ge)(ge)(ge)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)空(kong)(kong)(kong)間(jian)(jian)(jian)(jian)。類似的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)，表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)與函數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)也(ye)(ye)(ye)(ye)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)同(tong)(tong)(tong)(tong)(tong)(tong)處(chu)于一(yi)(yi)(yi)(yi)個(ge)(ge)(ge)(ge)(ge)(ge)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)空(kong)(kong)(kong)間(jian)(jian)(jian)(jian)，為(wei)(wei)(wei)(wei)此他(ta)(ta)(ta)們也(ye)(ye)(ye)(ye)不(bu)(bu)(bu)(bu)(bu)能(neng)(neng)(neng)(neng)(neng)(neng)夠同(tong)(tong)(tong)(tong)(tong)(tong)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)。不(bu)(bu)(bu)(bu)(bu)過(guo)(guo)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)與索(suo)(suo)引(yin)(yin)(yin)(yin)、表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)與約(yue)(yue)(yue)(yue)(yue)束(shu)(shu)等(deng)等(deng)卻(que)屬(shu)于不(bu)(bu)(bu)(bu)(bu)同(tong)(tong)(tong)(tong)(tong)(tong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)空(kong)(kong)(kong)間(jian)(jian)(jian)(jian)。也(ye)(ye)(ye)(ye)就(jiu)(jiu)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)說(shuo)，表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)可(ke)(ke)(ke)(ke)以(yi)(yi)(yi)(yi)(yi)與約(yue)(yue)(yue)(yue)(yue)束(shu)(shu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)相(xiang)同(tong)(tong)(tong)(tong)(tong)(tong)。所以(yi)(yi)(yi)(yi)(yi)說(shuo)，數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)(li)(li)(li)(li)(li)(li)(li)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)在(zai)(zai)(zai)(zai)(zai)(zai)(zai)給(gei)(gei)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)等(deng)對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)象取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)候(hou)，一(yi)(yi)(yi)(yi)定要(yao)了(le)解哪些(xie)(xie)(xie)對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)象共享同(tong)(tong)(tong)(tong)(tong)(tong)一(yi)(yi)(yi)(yi)個(ge)(ge)(ge)(ge)(ge)(ge)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)稱(cheng)空(kong)(kong)(kong)間(jian)(jian)(jian)(jian)。如(ru)(ru)(ru)(ru)果(guo)(guo)在(zai)(zai)(zai)(zai)(zai)(zai)(zai)同(tong)(tong)(tong)(tong)(tong)(tong)一(yi)(yi)(yi)(yi)個(ge)(ge)(ge)(ge)(ge)(ge)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)稱(cheng)空(kong)(kong)(kong)間(jian)(jian)(jian)(jian)內的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)，即(ji)使(shi)對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)象不(bu)(bu)(bu)(bu)(bu)同(tong)(tong)(tong)(tong)(tong)(tong)(如(ru)(ru)(ru)(ru)視圖(tu)(tu)與表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao))，但(dan)(dan)(dan)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)他(ta)(ta)(ta)們仍然(ran)(ran)不(bu)(bu)(bu)(bu)(bu)能(neng)(neng)(neng)(neng)(neng)(neng)夠取(qu)(qu)(qu)(qu)(qu)(qu)(qu)相(xiang)同(tong)(tong)(tong)(tong)(tong)(tong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)。為(wei)(wei)(wei)(wei)了(le)避(bi)免(mian)同(tong)(tong)(tong)(tong)(tong)(tong)一(yi)(yi)(yi)(yi)個(ge)(ge)(ge)(ge)(ge)(ge)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)空(kong)(kong)(kong)間(jian)(jian)(jian)(jian)內重(zhong)(zhong)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)現(xian)(xian)象，筆(bi)者(zhe)(zhe)建(jian)立(li)在(zai)(zai)(zai)(zai)(zai)(zai)(zai)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)候(hou)最好(hao)能(neng)(neng)(neng)(neng)(neng)(neng)夠根據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)象的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)不(bu)(bu)(bu)(bu)(bu)同(tong)(tong)(tong)(tong)(tong)(tong)加(jia)上(shang)(shang)(shang)(shang)對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)象的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)固有(you)(you)前(qian)(qian)綴(zhui)(zhui)。如(ru)(ru)(ru)(ru)大(da)(da)(da)(da)(da)(da)(da)部(bu)分(fen)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)(li)(li)(li)(li)(li)(li)(li)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)，在(zai)(zai)(zai)(zai)(zai)(zai)(zai)給(gei)(gei)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)候(hou)，一(yi)(yi)(yi)(yi)般不(bu)(bu)(bu)(bu)(bu)會(hui)(hui)(hui)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)前(qian)(qian)面(mian)加(jia)上(shang)(shang)(shang)(shang)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)象的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)前(qian)(qian)綴(zhui)(zhui)。但(dan)(dan)(dan)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)在(zai)(zai)(zai)(zai)(zai)(zai)(zai)定義函數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)或(huo)(huo)者(zhe)(zhe)視圖(tu)(tu)對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)象的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)候(hou)，則會(hui)(hui)(hui)加(jia)上(shang)(shang)(shang)(shang)前(qian)(qian)綴(zhui)(zhui)。如(ru)(ru)(ru)(ru)在(zai)(zai)(zai)(zai)(zai)(zai)(zai)函數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)前(qian)(qian)面(mian)可(ke)(ke)(ke)(ke)能(neng)(neng)(neng)(neng)(neng)(neng)會(hui)(hui)(hui)加(jia)上(shang)(shang)(shang)(shang)FN的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)前(qian)(qian)綴(zhui)(zhui)，而(er)(er)(er)在(zai)(zai)(zai)(zai)(zai)(zai)(zai)視圖(tu)(tu)前(qian)(qian)面(mian)可(ke)(ke)(ke)(ke)能(neng)(neng)(neng)(neng)(neng)(neng)會(hui)(hui)(hui)加(jia)上(shang)(shang)(shang)(shang)vi的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)前(qian)(qian)綴(zhui)(zhui)。如(ru)(ru)(ru)(ru)此的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)話(hua)(hua)(hua)，在(zai)(zai)(zai)(zai)(zai)(zai)(zai)同(tong)(tong)(tong)(tong)(tong)(tong)一(yi)(yi)(yi)(yi)個(ge)(ge)(ge)(ge)(ge)(ge)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)空(kong)(kong)(kong)間(jian)(jian)(jian)(jian)內也(ye)(ye)(ye)(ye)不(bu)(bu)(bu)(bu)(bu)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)擔心對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)象重(zhong)(zhong)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)問題。不(bu)(bu)(bu)(bu)(bu)過(guo)(guo)無(wu)論怎(zen)么(me)(me)(me)(me)(me)說(shuo)，這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)個(ge)(ge)(ge)(ge)(ge)(ge)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)空(kong)(kong)(kong)間(jian)(jian)(jian)(jian)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)概(gai)念數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)(li)(li)(li)(li)(li)(li)(li)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)必須牢記。即(ji)使(shi)在(zai)(zai)(zai)(zai)(zai)(zai)(zai)實際(ji)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)工作(zuo)中(zhong)，可(ke)(ke)(ke)(ke)以(yi)(yi)(yi)(yi)(yi)通過(guo)(guo)前(qian)(qian)綴(zhui)(zhui)等(deng)手段(duan)(duan)輕易的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)避(bi)免(mian)這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)個(ge)(ge)(ge)(ge)(ge)(ge)陷阱，但(dan)(dan)(dan)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)在(zai)(zai)(zai)(zai)(zai)(zai)(zai)Oracle數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)(li)(li)(li)(li)(li)(li)(li)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)認(ren)證(zheng)考(kao)試中(zhong)，這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)個(ge)(ge)(ge)(ge)(ge)(ge)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)空(kong)(kong)(kong)間(jian)(jian)(jian)(jian)也(ye)(ye)(ye)(ye)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)一(yi)(yi)(yi)(yi)個(ge)(ge)(ge)(ge)(ge)(ge)必要(yao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)知(zhi)識(shi)點。所以(yi)(yi)(yi)(yi)(yi)無(wu)論從實際(ji)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)工作(zuo)還(huan)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)認(ren)證(zheng)考(kao)試的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)需(xu)要(yao)，對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)于這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)個(ge)(ge)(ge)(ge)(ge)(ge)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)空(kong)(kong)(kong)間(jian)(jian)(jian)(jian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)(li)(li)(li)(li)(li)(li)(li)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)都(dou)必須要(yao)有(you)(you)一(yi)(yi)(yi)(yi)個(ge)(ge)(ge)(ge)(ge)(ge)清晰的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)認(ren)識(shi)。三(san)、在(zai)(zai)(zai)(zai)(zai)(zai)(zai)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)、索(suo)(suo)引(yin)(yin)(yin)(yin)、約(yue)(yue)(yue)(yue)(yue)束(shu)(shu)、列(lie)(lie)(lie)(lie)(lie)之(zhi)間(jian)(jian)(jian)(jian)設置密(mi)切(qie)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)聯(lian)系在(zai)(zai)(zai)(zai)(zai)(zai)(zai)創(chuang)建(jian)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)同(tong)(tong)(tong)(tong)(tong)(tong)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)，可(ke)(ke)(ke)(ke)以(yi)(yi)(yi)(yi)(yi)給(gei)(gei)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)中(zhong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)某些(xie)(xie)(xie)列(lie)(lie)(lie)(lie)(lie)添(tian)加(jia)索(suo)(suo)引(yin)(yin)(yin)(yin)、約(yue)(yue)(yue)(yue)(yue)束(shu)(shu)等(deng)等(deng)。如(ru)(ru)(ru)(ru)在(zai)(zai)(zai)(zai)(zai)(zai)(zai)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)工信息表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)中(zhong)，會(hui)(hui)(hui)設置員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)工編(bian)號(hao)唯一(yi)(yi)(yi)(yi)性(xing)約(yue)(yue)(yue)(yue)(yue)束(shu)(shu)。在(zai)(zai)(zai)(zai)(zai)(zai)(zai)創(chuang)建(jian)約(yue)(yue)(yue)(yue)(yue)束(shu)(shu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)候(hou)，也(ye)(ye)(ye)(ye)需(xu)要(yao)對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)約(yue)(yue)(yue)(yue)(yue)束(shu)(shu)進行(xing)(xing)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)。雖(sui)然(ran)(ran)說(shuo)也(ye)(ye)(ye)(ye)約(yue)(yue)(yue)(yue)(yue)束(shu)(shu)與表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)、列(lie)(lie)(lie)(lie)(lie)不(bu)(bu)(bu)(bu)(bu)屬(shu)于同(tong)(tong)(tong)(tong)(tong)(tong)一(yi)(yi)(yi)(yi)個(ge)(ge)(ge)(ge)(ge)(ge)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)空(kong)(kong)(kong)間(jian)(jian)(jian)(jian)，所以(yi)(yi)(yi)(yi)(yi)在(zai)(zai)(zai)(zai)(zai)(zai)(zai)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)候(hou)基(ji)本(ben)上(shang)(shang)(shang)(shang)沒(mei)有(you)(you)限制(zhi)。但(dan)(dan)(dan)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)為(wei)(wei)(wei)(wei)了(le)后(hou)續使(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)方便(bian)，筆(bi)者(zhe)(zhe)對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)約(yue)(yue)(yue)(yue)(yue)束(shu)(shu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)還(huan)有(you)(you)一(yi)(yi)(yi)(yi)個(ge)(ge)(ge)(ge)(ge)(ge)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)建(jian)議。簡單(dan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)說(shuo)，就(jiu)(jiu)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)給(gei)(gei)一(yi)(yi)(yi)(yi)個(ge)(ge)(ge)(ge)(ge)(ge)與表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)直接有(you)(you)關的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)其(qi)(qi)(qi)他(ta)(ta)(ta)對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)象具(ju)有(you)(you)該表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)一(yi)(yi)(yi)(yi)種好(hao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)做(zuo)(zuo)(zuo)法。如(ru)(ru)(ru)(ru)現(xian)(xian)在(zai)(zai)(zai)(zai)(zai)(zai)(zai)有(you)(you)一(yi)(yi)(yi)(yi)張(zhang)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)戶(hu)(hu)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)叫做(zuo)(zuo)(zuo)ad_user(在(zai)(zai)(zai)(zai)(zai)(zai)(zai)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)前(qian)(qian)面(mian)一(yi)(yi)(yi)(yi)般不(bu)(bu)(bu)(bu)(bu)加(jia)對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)象名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)，但(dan)(dan)(dan)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)可(ke)(ke)(ke)(ke)以(yi)(yi)(yi)(yi)(yi)根據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)應(ying)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)軟件的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)模塊設計加(jia)上(shang)(shang)(shang)(shang)模塊的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)前(qian)(qian)綴(zhui)(zhui))，這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)種表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)中(zhong)有(you)(you)一(yi)(yi)(yi)(yi)個(ge)(ge)(ge)(ge)(ge)(ge)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)段(duan)(duan)叫做(zuo)(zuo)(zuo)叫做(zuo)(zuo)(zuo)vlaue，用(yong)(yong)(yong)(yong)(yong)(yong)(yong)來存儲員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)工的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)編(bian)號(hao)。在(zai)(zai)(zai)(zai)(zai)(zai)(zai)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)設計的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)候(hou)，需(xu)要(yao)給(gei)(gei)這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)個(ge)(ge)(ge)(ge)(ge)(ge)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)段(duan)(duan)加(jia)一(yi)(yi)(yi)(yi)個(ge)(ge)(ge)(ge)(ge)(ge)索(suo)(suo)引(yin)(yin)(yin)(yin)。那(nei)(nei)(nei)么(me)(me)(me)(me)(me)這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)個(ge)(ge)(ge)(ge)(ge)(ge)索(suo)(suo)引(yin)(yin)(yin)(yin)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)就(jiu)(jiu)可(ke)(ke)(ke)(ke)以(yi)(yi)(yi)(yi)(yi)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)為(wei)(wei)(wei)(wei)IDX_USER_VALUE(也(ye)(ye)(ye)(ye)就(jiu)(jiu)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)索(suo)(suo)引(yin)(yin)(yin)(yin)前(qian)(qian)綴(zhui)(zhui)+表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)+字(zi)(zi)(zi)(zi)(zi)(zi)(zi)段(duan)(duan)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)形式)。這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)么(me)(me)(me)(me)(me)做(zuo)(zuo)(zuo)有(you)(you)什(shen)么(me)(me)(me)(me)(me)好(hao)處(chu)呢?一(yi)(yi)(yi)(yi)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)可(ke)(ke)(ke)(ke)以(yi)(yi)(yi)(yi)(yi)確(que)保(bao)相(xiang)關對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)象的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)不(bu)(bu)(bu)(bu)(bu)會(hui)(hui)(hui)重(zhong)(zhong)復(fu)。因(yin)為(wei)(wei)(wei)(wei)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)不(bu)(bu)(bu)(bu)(bu)會(hui)(hui)(hui)重(zhong)(zhong)復(fu)，所以(yi)(yi)(yi)(yi)(yi)將(jiang)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)與列(lie)(lie)(lie)(lie)(lie)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)一(yi)(yi)(yi)(yi)起(qi)組成(cheng)(cheng)(cheng)(cheng)某個(ge)(ge)(ge)(ge)(ge)(ge)對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)象的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)，那(nei)(nei)(nei)么(me)(me)(me)(me)(me)其(qi)(qi)(qi)重(zhong)(zhong)復(fu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)幾率可(ke)(ke)(ke)(ke)以(yi)(yi)(yi)(yi)(yi)說(shuo)基(ji)本(ben)上(shang)(shang)(shang)(shang)沒(mei)有(you)(you)。二是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)方便(bian)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)(li)(li)(li)(li)(li)(li)(li)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)閱讀、理(li)(li)(li)(li)(li)(li)(li)(li)解、維護等(deng)等(deng)。一(yi)(yi)(yi)(yi)看(kan)到索(suo)(suo)引(yin)(yin)(yin)(yin)或(huo)(huo)者(zhe)(zhe)約(yue)(yue)(yue)(yue)(yue)束(shu)(shu)對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)象的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)，就(jiu)(jiu)可(ke)(ke)(ke)(ke)以(yi)(yi)(yi)(yi)(yi)看(kan)到這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)個(ge)(ge)(ge)(ge)(ge)(ge)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)索(suo)(suo)引(yin)(yin)(yin)(yin)或(huo)(huo)者(zhe)(zhe)約(yue)(yue)(yue)(yue)(yue)束(shu)(shu)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)在(zai)(zai)(zai)(zai)(zai)(zai)(zai)哪個(ge)(ge)(ge)(ge)(ge)(ge)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)那(nei)(nei)(nei)個(ge)(ge)(ge)(ge)(ge)(ge)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)段(duan)(duan)上(shang)(shang)(shang)(shang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)。而(er)(er)(er)且也(ye)(ye)(ye)(ye)可(ke)(ke)(ke)(ke)以(yi)(yi)(yi)(yi)(yi)知(zhi)道這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)個(ge)(ge)(ge)(ge)(ge)(ge)約(yue)(yue)(yue)(yue)(yue)束(shu)(shu)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)唯一(yi)(yi)(yi)(yi)性(xing)約(yue)(yue)(yue)(yue)(yue)束(shu)(shu)還(huan)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)檢查(cha)約(yue)(yue)(yue)(yue)(yue)束(shu)(shu);索(suo)(suo)引(yin)(yin)(yin)(yin)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)主鍵索(suo)(suo)引(yin)(yin)(yin)(yin)還(huan)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)外鍵索(suo)(suo)引(yin)(yin)(yin)(yin)。給(gei)(gei)數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)(li)(li)(li)(li)(li)(li)(li)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)一(yi)(yi)(yi)(yi)目了(le)然(ran)(ran)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)感覺。這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)于后(hou)續的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)維護、升級、調整、引(yin)(yin)(yin)(yin)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)等(deng)等(deng)都(dou)提供了(le)方便(bian)。雖(sui)然(ran)(ran)說(shuo)Oracle數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)中(zhong)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)與列(lie)(lie)(lie)(lie)(lie)等(deng)數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)象對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)于大(da)(da)(da)(da)(da)(da)(da)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)寫(xie)(xie)(xie)(xie)(xie)(xie)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)不(bu)(bu)(bu)(bu)(bu)敏感的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)，但(dan)(dan)(dan)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)如(ru)(ru)(ru)(ru)果(guo)(guo)數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)(li)(li)(li)(li)(li)(li)(li)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)確(que)實有(you)(you)需(xu)要(yao)要(yao)讓(rang)數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)系統(tong)(tong)對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)區分(fen)大(da)(da)(da)(da)(da)(da)(da)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)寫(xie)(xie)(xie)(xie)(xie)(xie)，這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)也(ye)(ye)(ye)(ye)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)可(ke)(ke)(ke)(ke)以(yi)(yi)(yi)(yi)(yi)做(zuo)(zuo)(zuo)到的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)。通常情(qing)(qing)況(kuang)(kuang)(kuang)下，如(ru)(ru)(ru)(ru)果(guo)(guo)把(ba)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)使(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)雙(shuang)(shuang)引(yin)(yin)(yin)(yin)號(hao)括(kuo)(kuo)起(qi)來，則在(zai)(zai)(zai)(zai)(zai)(zai)(zai)Oracle數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)典(dian)中(zhong)就(jiu)(jiu)會(hui)(hui)(hui)成(cheng)(cheng)(cheng)(cheng)為(wei)(wei)(wei)(wei)區分(fen)大(da)(da)(da)(da)(da)(da)(da)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)寫(xie)(xie)(xie)(xie)(xie)(xie)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)字(zi)(zi)(zi)(zi)(zi)(zi)(zi)。不(bu)(bu)(bu)(bu)(bu)過(guo)(guo)筆(bi)者(zhe)(zhe)這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)里要(yao)提醒各(ge)位數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)(li)(li)(li)(li)(li)(li)(li)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)，雖(sui)然(ran)(ran)說(shuo)從技術上(shang)(shang)(shang)(shang)可(ke)(ke)(ke)(ke)以(yi)(yi)(yi)(yi)(yi)讓(rang)數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)系統(tong)(tong)強(qiang)制(zhi)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)分(fen)大(da)(da)(da)(da)(da)(da)(da)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)寫(xie)(xie)(xie)(xie)(xie)(xie)，但(dan)(dan)(dan)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)在(zai)(zai)(zai)(zai)(zai)(zai)(zai)實際(ji)工作(zuo)中(zhong)，包括(kuo)(kuo)在(zai)(zai)(zai)(zai)(zai)(zai)(zai)內的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)絕大(da)(da)(da)(da)(da)(da)(da)部(bu)分(fen)數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)(li)(li)(li)(li)(li)(li)(li)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)可(ke)(ke)(ke)(ke)能(neng)(neng)(neng)(neng)(neng)(neng)都(dou)不(bu)(bu)(bu)(bu)(bu)建(jian)議這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)么(me)(me)(me)(me)(me)做(zuo)(zuo)(zuo)。因(yin)為(wei)(wei)(wei)(wei)如(ru)(ru)(ru)(ru)果(guo)(guo)有(you)(you)混合(he)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)大(da)(da)(da)(da)(da)(da)(da)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)寫(xie)(xie)(xie)(xie)(xie)(xie)存在(zai)(zai)(zai)(zai)(zai)(zai)(zai)，那(nei)(nei)(nei)么(me)(me)(me)(me)(me)在(zai)(zai)(zai)(zai)(zai)(zai)(zai)引(yin)(yin)(yin)(yin)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)些(xie)(xie)(xie)表(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)(biao)或(huo)(huo)者(zhe)(zhe)列(lie)(lie)(lie)(lie)(lie)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)稱(cheng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)候(hou)就(jiu)(jiu)需(xu)要(yao)特(te)別的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)心。因(yin)為(wei)(wei)(wei)(wei)即(ji)使(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)戶(hu)(hu)或(huo)(huo)者(zhe)(zhe)數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)(li)(li)(li)(li)(li)(li)(li)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)有(you)(you)著(zhu)過(guo)(guo)目不(bu)(bu)(bu)(bu)(bu)忘(wang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)本(ben)領，也(ye)(ye)(ye)(ye)很(hen)難準(zhun)確(que)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)記住(zhu)這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)些(xie)(xie)(xie)名(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)(ming)稱(cheng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)大(da)(da)(da)(da)(da)(da)(da)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)寫(xie)(xie)(xie)(xie)(xie)(xie)歌時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)。如(ru)(ru)(ru)(ru)果(guo)(guo)數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)(li)(li)(li)(li)(li)(li)(li)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)硬(ying)要(yao)這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)么(me)(me)(me)(me)(me)做(zuo)(zuo)(zuo)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)話(hua)(hua)(hua)，那(nei)(nei)(nei)么(me)(me)(me)(me)(me)很(hen)可(ke)(ke)(ke)(ke)能(neng)(neng)(neng)(neng)(neng)(neng)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)自尋(xun)煩(fan)惱。在(zai)(zai)(zai)(zai)(zai)(zai)(zai)查(cha)詢時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)或(huo)(huo)者(zhe)(zhe)其(qi)(qi)(qi)他(ta)(ta)(ta)作(zuo)業時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)，要(yao)嚴(yan)格(ge)區分(fen)大(da)(da)(da)(da)(da)(da)(da)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)寫(xie)(xie)(xie)(xie)(xie)(xie)那(nei)(nei)(nei)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)一(yi)(yi)(yi)(yi)件很(hen)頭疼的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)事情(qing)(qing)。為(wei)(wei)(wei)(wei)此，對(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)(dui)于這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)個(ge)(ge)(ge)(ge)(ge)(ge)大(da)(da)(da)(da)(da)(da)(da)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)寫(xie)(xie)(xie)(xie)(xie)(xie)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)控(kong)制(zhi)，筆(bi)者(zhe)(zhe)建(jian)議數(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)(ju)庫(ku)(ku)(ku)(ku)(ku)(ku)(ku)(ku)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)(li)(li)(li)(li)(li)(li)(li)員(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)要(yao)謹(jin)慎使(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)。除非(fei)有(you)(you)充分(fen)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)理(li)(li)(li)(li)(li)(li)(li)(li)由，否(fou)則的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)話(hua)(hua)(hua)，不(bu)(bu)(bu)(bu)(bu)要(yao)輕易使(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)這(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)(zhe)個(ge)(ge)(ge)(ge)(ge)(ge)雙(shuang)(shuang)引(yin)(yin)(yin)(yin)號(hao)來控(kong)制(zhi)大(da)(da)(da)(da)(da)(da)(da)小(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)(xiao)寫(xie)(xie)(xie)(xie)(xie)(xie)。...

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