Ko te mahi tino noa, ko te ki te whai i te pātengi raraunga?

Te mahi ki te pātengi raraunga e haere tahi i te reira e tetahi kaupapa nui atu iti iho ranei matatini. DB mahi rite te pātaka o ngā mōhiohio, i roto i nga tawhā tika katoa hoki mahi tika o te pūnaha. A he aha whakatutukitanga ko te tino noa i roto i te mahi? A, no te e ratou whakamahia? Ka enei a te tahi atu mau uiraa e whakahoki i roto i tenei tuhinga.

mōhiohio whānui

Na, te tuatahi e hiahia ana koe ki te whakatau i te tikanga, he aha te mea te hōtaka i roto i te pātai. Pātengi Raraunga - te ingoa mo te rokiroki maau o ngā mōhiohio te noho. Ka taea te whakarite te reira e kore anake ki te awhina o IT-hangarau engari ano i roto i te tahi atu mau rave'a, me tikanga. Otiia i te wa ano e rite ana te turanga ki te kia whakamahia ki systematize te parau tumu.

Me kï reira e te tono me te tiaki o enei whai wāhitanga e nui. hoatu mua Ia o nga ara whakaritenga motuhake. He pātengi raraunga e kua tikanga ki te mahi autonomously i roto i te rorohiko kotahi. Ētahi atu whakarato hoki ngā taunekeneke ki te tūmau mamao. Ki te kōrero tatou e pā ana ki te hoahoanga, he aroākapa me whatunga pātengi raraunga te noa tino. I roto i tenei tuhinga, ko reira arotahi ratou e waiho.

pātengi raraunga aroākapa

Te hoahoanga pūnaha i roto i tenei take, whakarato e māngai ia ahanoa te rite te hinonga tino. No te mea o tenei e taea e whai i te reira i te matua te tamaiti ranei āhuatanga. He āhuatanga motuhake o tenei hoahoanga ko e ia riro te reira i te ahanoa kotahi i nei haamata katoa. Ko te hua mutunga ko te hanganga e rite te rakau. Mahino e founga te whakahaere e taea te āwhina tata tetahi hōtaka tawhito. Ko te turanga o tenei momo o te raraunga - ko reira ano hoki te pūnaha kōnae o te rorohiko.

Kei te maha ka mea te reira e kore te whakamahi o te hanganga taua he tahi mea whai hua. Otiia, Kei te tonu whakamahia whānuitia reira. Ko e tika ana ki te meka i te mahi ki te pātengi raraunga, ko te painga i te mea e tika ana matua ki te pānui i te kōrero tenei. Oia mau, i roto i tenei take, kei te tino whakahaere te hanganga te hanga. Ka rite ki te tauira, kia whai whakaaro a tenei: ka whiriwhiri tatou i te kōpaki motuhake, e te pāhekoheko tuu hohoro. Otiia ki te tīmata tatou te takitaki pareketo rorohiko, ka haere te reira i te wa rawa te roa.

pātengi raraunga whatunga

Tenei ahua o tauira whakarerekētanga, whakaahuatia i mua. Ko te rerekētanga matua i konei ko te maha o ngā hononga. Na, i roto i te pātengi raraunga aroākapa whakaratohia e taea whai kotahi anake te matua kotahi huānga. Ko te kupu, e nehenehe tatou e kōrero e pā ana ki te tetahi herenga i roto i te whanaketanga o te pātengi raraunga. pātengi raraunga Whatunga taea whai hoki ngā mātua maha. E pā te nuinga tenei ki te hanga o te pātengi raraunga e hāngai ana i runga i XML.

pātengi Pānga

Ko te tino noa e ratou i roto i te mahi, ki te kōrero tatou e pā ana ki te whakamahi papatipu, whakatika, me te pera i runga i. Ko te take hoki ratou rongonui ko e he tino ngāwari ki te whakaahua i roto i te pāngarau pātengi raraunga tūhonohono. Ngā mihi ki te noho noa whakatinanatanga, a he whānui ratou.

pūtake ariā hoki ratou ka whakarapopototia mathematician Edgar Frank Codd (mate i teie nei). Ko ia i roto i te eighties taea rawa tino me tika whakaahua i te hanganga o te pātengi raraunga, te whakamahi i te reo o pāngarau. Engari kia rite ki whakaaturanga mahi, tenei ako ko te pūtake pai mo te whakatinanatanga pūmanawa. Kua riro pātengi raraunga tūhonohono kia rongonui e ka korero e pā ana ki te pātengi raraunga, te taunoa ko ki te matau ratou. Kia tatou whakarongo, me o ratou whakatinanatanga motuhake.

Āhuatanga o pātengi tūhonohono

Ratou āhuatanga matua ko e Kei te rongoa te raraunga rite te huinga o papa e rua-ahu. Ka rite ki taea te hoatu he tauira ohie Access pātengi raraunga, he mema o te huinga tari i Microsoft. I roto i te tūranga o te Arepa me te pou omega-whakamahia me rarangi. āhuatanga Tuatahi ko e na roto i to ratou ingoa mara tauwhāiti, momo raraunga, e kua whakamahia i roto i a ratou. I tua atu, he pūmau te maha o tīwae, a taea anake te puta ke ki te kaiwhakahaere pātengi raraunga. Raina Ko - ko te taonga mōhiohio tenei. puta ke o ratou tau e ngā ngāwari mā te whakarato tohutohu motuhake.

kia mohio ki te reira e te pātengi raraunga ko te ariā waitara. Na reira, ko te tino noa i roto i te mahi, he pātengi raraunga i roto i nei e hono tepu. Tino pai kanohi kauwhata i roto i tenei mea e taea te hoatu te Access whakahuatia i mua. Ko te āhuatanga tino nui o te mahi ko te hoahoa o te hanganga. Tenei tukanga Ko ki te waihanga i te āhuatanga whakahuatia i runga ake. Me kï reira e ko te wā uaua, ki nei he iti maha tīmata tenei. A mo te take pai. Ko e mo'oni, tae noa ki te mea iti te raraunga, ka kia tukatuka hohoro te rorohiko. Engari kia rite ki te nui o te tupu mōhiohio e tērā mārika i. Ko te tika hautanga ki te rahi o ngā raraunga rongoa me te hoahoa arotau o te hanganga Ko tōna uara.

hoahoa pātengi Raraunga

Na, kua whakaaro matou i te rerekē tino rongonui o te pātengi raraunga. Na kia kōrero a pā ana ki te tahi mea e whakatata te tino noa i roto i te mahi e ka e hanga e ratou, a he aha te mea na. Ka rite ki te tauira, whakaaro MySQL. Na, kua nga whakaritenga e whai ake nei i te hua mutunga:

• Me waiho Pātengi Raraunga he ahanoa ohie i roto i ngā o te tukatuka.
• Me whai i te rahi whāiti te pātengi raraunga.

Ki te mea he mōhio ngāwari ki te kite e he fepakipaki enei ariā koe. Tuatahi ti'a ia tatou ki te mahino rite te mea e kia haere ki te pātengi raraunga, me te kia mawehe atu i reira. Ka taea e kitea e koe pinepine me rau o tepu ki te maha maere o ngā pae i roto i te kaupapa nui. kia nga take e whai ake kia tirotiro:

1. Te whakatau i te aha e penapena raraunga.
2. Kimihia atu te wahi e kia whakairi te mōhiohio.
3. Whakatau he aha te raraunga momo ki te tiki ake i te tīwae kotahi.

Ka taea te whakamahi rärangi ki te whakaiti i te kawenga i runga i te papa takitahi. Ko te tikanga tiaki kia mau ki te whai i etahi wāhanga whakakotahi.

mutunga

Pātengi he wāhanga nui o tetahi kaupapa nui atu iti iho ranei matatini. I te tīmatanga, i roto i te mahi o te tangata e kore e taea te tiki ki te whakarite i te hononga tino pai. Ko te rangatira o te wā, te ako o te toi, me te ki ake i te wheako e taea whai koe e hanga whakaurunga pai.

Ano, e kore e kia tikanga reira o te aro, me e āta whakahere hanganga pūmanawa atu matatau. I tua atu, āwhina taea katoa i roto i te arotautanga me taea te whakarato i ngā pūnaha whakahaere pātengi raraunga. whakarato rātou i te kaiwhakawhanake ki te taumahinga whanui, e e taea te whakamana tata mahi katoa. Ko te tino nui te momo o te pātengi raraunga, kia taea e koe te whiriwhiri rite te mea e karanga.