Kuxazululiwe: ukubukwa kwegama lesevisi

Impela, ake sikhulume ngokubuka kwe-Oracle SQL kanye namathrendi nezitayela zemfashini. Kodwa khumbula, lezi zihloko zihluke kakhulu, ngakho sizozisingatha ngokwehlukana.

I-Oracle SQL's Service Name View : Ukubuka konke

Ukubuka kwegama lesevisi kuyisici esibalulekile se-Oracle SQL. Empeleni, iwukumelwa okunengqondo kwesizindalwazi, esisebenza njengesibizo sesibonelo sesizindalwazi se-Oracle esebenzisa isevisi ethile. Lokhu kubuka kuvumela izinhlelo zokusebenza zokushaya kanye nabasebenzisi ukuthi baxhume futhi bahlanganyele nesizindalwazi ngaphandle kwesidingo segama lesibonelo esicacile.

'Ukubuka Kwegama Lesevisi' kungaxazulula izinkinga eziningi, njengokuvumela izinsiza eziningi ezihlukene ukuthi ziqondise kusizindalwazi esisodwa noma ukwenza lula ukulinganisa kokulayisha kokuxhumeka nokuhluleka.

DALA NOMA BUKEKA BHEKA amagama_amasevisi_AS
KHETHA igama, db_unique_name, network_name
KUSUKA kumasevisi we-v$;

Le khodi ye-Oracle SQL idala ukubuka kwamagama wesevisi, lapho irowu ngayinye imelela igama lesevisi elivumela ukufinyelela kusizindalwazi se-Oracle.

Libukeka Kanjani Igama Lesevisi ku-Oracle SQL?

Inqubo iqala ngokwakha umbono. Lo myalo we-Oracle SQL othi 'DALA NOMA BUYELA FUTHI' usetshenziselwa ukwakha umbono omusha, noma uma usuvele ukhona, ukuwushintsha.

Umyalo KHETHA igama, db_unique_name, network_name FROM v$services; iqoqa wonke amagama, amagama esizindalwazi esiyingqayizivele, namagama enethiwekhi ku-v$services - ukubuka kokusebenza okuguquguqukayo okubonisa ulwazi kuzo zonke izinsiza ezisebenzayo.

Ngemva kokusungulwa kokubukwa, umuntu angahlola amagama esevisi ngokwenza okujwayelekile KHETHA * FROM view_service_names; umbuzo. Umphumela uzoba uhlu lwawo wonke amagama esevisi amanje angasetshenziselwa izinjongo ezihlukahlukene.

KHETHA * KUSUKA ku-view_service_names;

Izinzuzo kanye Nezimo Zokusebenzisa Zokubuka Igama Lesevisi

Enye yezinzuzo ezibalulekile zokusebenzisa amagama esevisi ukunika amandla ukuphathwa nokulawula okulula kwesizindalwazi se-Oracle. Isibonelo, ingasiza ekuqondiseni imithwalo yomsebenzi ezimweni ezifanele zesizindalwazi futhi ilungise ukulinganisa komthwalo wokuxhumeka kohlangothi lweklayenti. Enye inzuzo ukusiza ukuhluleka kokuxhumeka ezindaweni ze-Real Application Clusters (RAC).

Ukudalula Izimfihlo Zemfashini

Imfashini iwubuciko, indlela yokuziveza ngaphandle kokukhipha nelilodwa igama. Izwe elipendwe ngezindwangu nemibala, futhi elihlotshiswe ngezitayela eziningi, ukubukeka, namathrendi asuka emlandweni ovusa amadlingozi.

Amathrendi, Izitayela, kanye nokubukeka kuma-Catwalks

Ku-catwalk, ungabona uchungechunge lwamathrendi, izitayela, nokubukeka, okuvela ezizindeni ezihlukene. Isitayela esidumile ukubukeka okuncane kakhulu - indlela ekhuthaza ubulula, egcizelela 'okuncane kuningi'. Lapha, izingubo ngokuvamile zihlanganiswa ngemigqa ehlanzekile, elula kanye nesiphetho esiyinkimbinkimbi.

Bese kuba nemfashini ye-avant-garde, isitayela esihlukile, esiyingqayizivele, futhi esihlola ngempela. Umumo ogqamile, izinto ezingajwayelekile, nenhlanganisela yemibala egqagqene ichaza lesi sitayela.

I-bohemian chic noma i-'Boho-chic' enye ithrendi edumile, egqugquzelwe ukunyakaza kwama-hippie ngawo-1960s kanye nama-70s. Kubandakanya ukwendlaleka okuningi, ukuhlanganisa amaphethini, ukuthungwa, nemibala, futhi kuvame ukuhlanganisa izakhi ezifana nomphetho, ukhuni, namaphethini ayinkimbinkimbi.

Ukuvela Komlando Kwezitayela Zemfashini

Amathrendi emfashini anomlando ovusa amadlingozi. Eminyakeni Yamashumi Amabili Elibhongayo, isibonelo, isitayela se-'Flapper' sanconywa ngama-hemlines amafushane, izingubo ezixegayo, kanye nokugunda izinwele kwe-bob okuyi-trendsetting. Khona-ke ubuhle bama-'40s kanye 'nama-'50s basinika izingcezu ezingaphelelwa yisikhathi njengeziketi zepensela, amasudi ahlotshisiwe, kanye ne-'Little Black Dress' yakudala.

Ngama-'60s avukelayo, imfashini yaba ithuluzi lokuveza imibono nemibono yomphakathi. Iminyaka ye-disco kuma-70s yaletha imibala egqamile nezingubo ezigqamile.

Njengoba singena ngeminyaka yawo-'90s and 2000s, imfashini yaba kakhulu mayelana nesitayela somuntu siqu, ihlanganisa amathrendi adlule, futhi iwalungisa ukuze abukeke ngendlela ehlukile.

Imfashini, njenganoma yiluphi uhlobo lobuciko, iwukuziphendukela kwemvelo okungaguquki, lapho okusha nokudala kuhlangana khona, kushintshana futhi kube okuthile okungagcini nje ngokuchaza ukuthi singobani kodwa futhi kulolonga umhlaba osizungezile.

Okuthunyelwe okuhlobene:

Shiya amazwana