Momwe mungasinthire schema mu MySQL Workbench?

mysql workbench Ndi chida chothandiza kwambiri kuyang'anira ndikuwongolera ma database a MySQL. Kupyolera mu zake Zithunzi zojambula ndi magwiridwe antchito osiyanasiyana, amakulolani kuti mupange ndikusintha matebulo, mafunso ndi ma schema bwino. Komabe, nthawi zina mungafunike kusintha ndondomeko ndikuchisintha kuti chigwirizane ndi zosowa zatsopano kapena zofunikira. M’nkhani ino tifotokoza sitepe ndi sitepe momwe mungasinthire schema mu MySQL Workbench,⁤ kuti mutha kuchita⁢ ntchitoyi m'njira yosavuta komanso yothandiza.

Gawo loyamba ku sinthani schema mu MySQL Workbench ndikutsegula chida ndikusankha ndondomeko zomwe mukufuna kusintha. Mutha kuchita izi kudzera pagawo lakumanzere lolowera, komwe mungapeze mndandanda wokhala ndi ziwembu zomwe zilipo.

Chiwembucho chikasankhidwa, dinani kumanja kwake ndikusankha njirayo "Alter Schema" kuchokera pa menyu yotsikira pansi. Njira iyi ikulolani sinthani ndikusintha schema yamakono popanda kufunikira kupanga ina.

Kudina "Alter Schema" kudzatsegula zenera latsopano ndi zosankha zonse. kusintha ndi kusintha ⁢ zilipo. Apa mungathe onjezani matebulo atsopano, ⁤ Chotsani matebulo omwe alipo, sintha minda, sinthaninso matebulo ndikusintha zina zilizonse zofunika pa schema.

Zosintha zoyenera zikapangidwa, dinani batani «Ikani» kugwiritsa ntchito zosinthidwa ku schema. MySQL Workbench ikuwonetsani a chidule cha zosintha yapangidwa ndipo ikupatsani mwayi woti sungani SQL script yopangidwa ngati mukufuna kuigwiritsa ntchito pambuyo pake.

Mwachidule, sinthani schema mu MySQL Workbench Ndi njira yosavuta yomwe ingathe kuchitidwa kupyolera mu mawonekedwe owonetsera a chida. Potsatira njira zomwe tazitchula pamwambapa, mudzatha kusintha ndikusintha ma schemas anu mwachangu komanso moyenera, popanda kufunikira kofunsa mafunso ovuta kapena malamulo a SQL.

- Kukhazikitsa kwa MySQL ⁤Workbench

mysql workbench Ndi chida chowonekera kuti ntchito pakuwongolera ndi kukonza ma database a MySQL. Ndi iyo, ogwiritsa ntchito amatha kuyang'anira ntchito zonse zokhudzana ndi database kuchokera pamawonekedwe anzeru komanso osavuta kugwiritsa ntchito. Kupyolera mu Workbench, ndizotheka kupanga ndi kusintha matebulo, kulemba Mafunso a SQL, ⁤kuchita zokopera zosungira ndi kubwezeretsanso nkhokwe, pakati pa ntchito zina.

Imodzi mwa ntchito zomwe wamba⁢ mu MySQL Workbench ndi kusintha ndondomeko. Schema ⁤mu MySQL ndi ⁢njira yokonzekera ndikuyika magulu. maziko a deta. Nthawi zina ndikofunikira kusintha chiwembucho kuti chigwirizane ndi zosowa zatsopano kapena kusintha mawonekedwe omwe alipo. Kuti muchite izi, mutha kutsatira njira zotsatirazi:

• Tsegulani MySQL⁤ Workbench: Yambitsani pulogalamuyi ndikuwonetsetsa kuti mwalumikizidwa ndi nkhokwe yoyenera.
• Sankhani chiwembu: Pagawo lakumanzere la Workbench, yang'anani gawo la "SCHEMAS" ndikudina kumanja pa chiwembu chomwe mukufuna kusintha.

Pazenera la pop-up, sankhani "Khalani Monga Default Schema" kuti mupange schemayo kukhala yosasinthika mukalumikiza ku database. Mutha kusankhanso njira ya "Alter ⁤Schema" ngati mukufuna kusintha makonda omwe alipo. Kumbukirani kuti kusintha kwa schema kungakhudze matebulo ndi deta yosungidwa mu database, choncho onetsetsani kuti mwapanga a kusunga musanapange zosintha zilizonse.

- Pezani database yomwe ilipo

Pezani database yomwe ilipo

Kulumikizana kopambana kwakhazikitsidwa ndi MySQL Workbench, ndizotheka kulumikiza mwachangu database yomwe ilipo. Chida choyang'anira databasechi chimapereka mawonekedwe owoneka bwino komanso osavuta kugwiritsa ntchito omwe amakupatsani mwayi wodutsa m'dawunilodi ndi matebulo osiyanasiyana. m'njira yothandiza. Mwachidule kusankha anakhazikitsa kugwirizana kunyumba zenera ndipo zenera latsopano lidzatsegulidwa zokha ndi zosankha zonse zomwe zilipo kuti muyang'anire nkhokwe.

Tikangopeza malo omwe alipo mu MySQL Workbench, pali ntchito zosiyanasiyana zomwe zingatheke. Ndizotheka kuwona ⁢mapangidwe ⁤ankhokwe, kusintha ndi kufunsa zomwe zasungidwa, funsani mafunso a SQL ndikugwira ntchito zosamalira. Matebulo, ma index, mawonedwe, ndi njira zosungidwa zitha kupangidwa ndikusinthidwa ngati pakufunika. Izi ⁢ntchito zimapangitsa MySQL Workbench kukhala chida chathunthu komanso champhamvu cholumikizirana ndi zosungira zomwe zilipo.

Ndikofunika kuzindikira kuti MySQL Workbench imalolanso kutumiza ndi kutumiza deta kuchokera ndi kupita ku database. ⁤Komanso, MySQL Workbench imapereka njira zowonjezera ndikuwongolera magwiridwe antchito⁤ SQL, zomwe ndizofunikira kuti zitsimikizire kupezeka kwachangu kwa database komanso kugwira ntchito moyenera nthawi zonse.

- Sakatulani schema yamakono

Sakatulani schema yamakono

Mukamagwira ntchito mu MySQL Workbench, ndikofunikira kudziwa momwe mungayendere ndikuzungulira ndondomeko yamakono. Izi zimatipatsa mwayi wopeza matebulo osiyanasiyana, malingaliro ndi mafunso omwe amasungidwa munkhokwe yathu. Mwamwayi, chidachi chimapereka njira zingapo zochitira izi⁢ mwachangu komanso moyenera.

Njira yosavuta yowonera ndondomeko yamakono ndiyo kugwiritsa ntchito gulu lakumanzere la zinthu. Pano tidzapeza mndandanda wa matebulo onse ndi zinthu zomwe zili mu schema yamakono. Titha ⁤ kukulitsa ndi kugwetsa matebulo kuti muwonetse mizati yake ‍ ndi zina zofunika. "Tithanso dinani kumanja patebulo kuti mutsegule menyu yankhani ndi zina zowonjezera, monga kuwona zomwe zili patebulo kapena kusintha mawonekedwe ake.

Njira inanso yothandiza yowonera ndondomeko yomwe ilipo tsopano ndiyo kugwiritsa ntchito chida cha navigation. Bar iyi ili pamwamba pa zenera la ntchito ndipo imatilola kutero suntha msanga pakati pa zinthu zosiyanasiyana mu schema. Titha kugwiritsa ntchito mivi yoyendera kupita ku chinthu cham'mbuyo kapena china, kapena mutha kusankha chinthu china pogwiritsa ntchito menyu yotsitsa. Komanso, mlaba wazida kuyenda kumatipatsa mwayi wopeza zinthu zina, monga pangani tebulo latsopano kapena pangani lipoti la ⁤ER.

Mwachidule, kuyendetsa schema yomwe ilipo mu MySQL Workbench ndikofunikira kuti mugwire bwino ntchito. njira yabwino ndi database yathu. ⁢Zonse pagawo lakumanzere lachinthu ndi chida chowonera zimatipatsa zosankha zosiyanasiyana ⁣kuti tipeze ndikuwunika zinthu zomwe zili muchiwembu. Pogwiritsa ntchito zida izi, titha kusunga nthawi ndikuwongolera zokolola zathu tikamagwira ntchito⁢ ndi MySQL Workbench.

- Sinthani schema mu MySQL Workbench

1. Kusintha schema mu⁢ MySQL Workbench ndikofunikira kuti musinthe ndikukonza nkhokwe yanu

Kusintha schema mu MySQL Workbench Ndi ntchito yofunikira kwa iwo omwe akufuna kusintha ndikukonza nkhokwe yawo bwino. Kaya mukufunika kutchulanso schema yomwe ilipo, pangani yatsopano, kapena kufufuta schema yachikale, chida ichi chimakupatsani zosankha zonse zofunika kuti mukwaniritse ntchitoyi. m'njira yabwino ndi ogwira.

Mukamagwira ntchito ndi MySQL ‍ Workbench, mutha pezani mkonzi wa schematic kupanga zosintha zonse zofunika. Apa mutha kuwona mndandanda wamapangidwe omwe alipo mu database yanu ndikuwonjezera matebulo atsopano kapena mizati, sinthani zomwe zilipo kapena kufufuta zomwe simukuzifunanso. Ndikofunikira kudziwa kuti kusintha kulikonse komwe mumapanga ku schema kuyenera kuchitidwa mosamala, chifukwa kumatha kukhudza kwambiri magwiridwe antchito a database.

2. Njira zosavuta ⁤kusintha schema mu MySQL Workbench

Ngati mukufuna sinthani schema mu MySQL Workbench, tsatirani njira zosavuta izi kuti mukwaniritse bwino:

1. Tsegulani MySQL Workbench ndikusankha ⁤kulumikizana ndi⁢ database yomwe mukufuna kusintha.
2. Mu kapamwamba menyu kapamwamba, dinani "Schemes" tabu, amene adzakutengerani inu schematic mkonzi.
3. Apa muwona mndandanda wa schemas omwe alipo mu database. Dinani kumanja pa chiwembu chomwe mukufuna kusintha ndikusankha njira yofananira malinga ndi zosowa zanu: "Rename scheme", "Chotsani chiwembu" kapena "Pangani chiwembu chatsopano".
4. Ngati inu kusankha "Rename Scheme", zenera Pop-mmwamba adzatsegula kumene inu mukhoza kulowa dzina latsopano chiwembu ndi kutsimikizira kusinthidwa. Mukasankha "Chotsani Chiwembu", mudzapemphedwa kuti mutsimikizire kuti mukufuna kuchotsa chiwembucho. Pomaliza, ngati musankha "Pangani chiwembu chatsopano", mudzangolowetsa dzina lomwe mukufuna lachiwembu chatsopanocho.
5. Mukangopanga kusintha kofunikira, sungani ndikugwiritsa ntchito zosinthidwazo kuti zitheke mu database.

3. Kufunika kopanga zosunga zobwezeretsera musanasinthe schema

Musanasinthe ku database yanu⁢ schema mu MySQL Workbench, ndikofunikira kuti mupange makope osunga zobwezeretsera. kupewa chilichonse chosayembekezereka imfa deta. Izi zikuthandizani kuti mubwezeretsenso nkhokwe ngati pangakhale mavuto panthawi yosintha.

Pali njira zingapo zopangira zosunga zobwezeretsera mu MySQL Workbench, kuphatikiza ntchito yotumiza kunja yomwe imakupatsani mwayi wosunga nkhokwe ku fayilo ya SQL. Kuphatikiza apo, mutha kugwiritsanso ntchito zida zakunja zosunga zosunga zobwezeretsera, monga kuchita zosunga zobwezeretsera nthawi zonse pogwiritsa ntchito zolemba kapena kugwiritsa ntchito zida zosunga zobwezeretsera.

Osayiwala kuti ⁢the chitetezo cha data yanu ndikofunikira ndipo nthawi zonse muyenera kuwonetsetsa kuti muli ndi zosunga zobwezeretsera musanasinthe schema. Mwanjira iyi, mutha kukhala ndi mtendere wamumtima kuti pakagwa vuto lililonse, mutha kubwezeretsanso database yanu popanda mavuto ndikupitiliza ntchito zanu popanda kuchedwa kwambiri.

- Sinthani ma tebulo omwe alipo

Kuti musinthe ma tebulo omwe alipo mu MySQL Workbench, ndikofunikira kukumbukira masitepe angapo. Choyamba, tiyenera kutsegula nkhokwe yomwe tebulo lomwe tikufuna kusintha lili. Kuti tichite izi, titha kusankha nkhokwe kumanzere chakumanzere ndikudina kumanja kuti musankhe "Open Database".

Tikakhala ndi database yotseguka, timapeza tebulo lomwe tikufuna kusintha ndikudina kawiri kuti mutsegule mkonzi wake. Mu mkonzi uyu titha kuwona mizati yonse ndi katundu wa tebulo. Ndikofunika kukumbukira kuti popanga kusintha pa tebulo lomwe liripo, izi zingakhudze deta yomwe yasungidwa kale mmenemo.. Chifukwa chake, tikulimbikitsidwa kupanga zosunga zobwezeretsera za database musanasinthe.

Kuti tisinthe mawonekedwe a tebulo, titha kugwiritsa ntchito zosankha zomwe zilipo mumkonzi wa tebulo. Mwachitsanzo, tikhoza kuwonjezera zigawo zatsopano, kuchotsa zipilala zomwe zilipo kale, kapena kusintha zomwe zilipo kale. Titha kusinthanso dzina la tebulo kapena kuwonjezera ma index kuti tiwongolere magwiridwe antchito. Ndikofunikira sungani zosintha zomwe zidapangidwa patebulo musanatseke mkonzi. Ngati tikufuna kuwonetsetsa kuti zosinthazo zikugwiritsidwa ntchito moyenera, titha kuyesa ndi data yoyeserera tisanasinthe tebulo lomwe likupanga.

- Onjezani matebulo atsopano ku schema

Kuti muwonjezere matebulo atsopano pa schema mu MySQL Workbench, mutha kutsatira izi:

1. Pangani cholumikizira ku database: Tsegulani ⁢MySQL Workbench ndikupita ku tabu ya "Database". Dinani batani la "Manage Connections" ndikupanga kulumikizana kwatsopano polemba zambiri za seva yanu ya database. Mukakhazikitsa kulumikizana, muwona schema yanu yamakono pagawo lakumanzere.

2. Sankhani chiwembu chomwe mukupita: Pagawo lakumanzere, onjezerani schema ya database yomwe mukufuna kuwonjezera tebulo latsopano. Dinani kumanja pa schema ndikusankha ⁣»Khalani Monga Chiyembekezo Chokhazikika»⁤ kuti muwonetsetse kuti matebulo onse atsopano apangidwa mu schema.

3. Pangani tebulo latsopano: Dinani kumanja kwa schema ndikusankha ‌»Pangani Table» kuti mutsegule ⁤mkonzi wa tebulo.⁤ Apa, mutha kutchula dzina la tebulo ndikutanthauzira mizati⁢, mitundu yawo ya data, ndi zoletsa. Mutha kugwiritsa ntchito zosintha kuti muwonjezere zipilala, kufotokozera makiyi oyambira, kukhazikitsa maubwenzi, ndi zina. Mukamaliza kufotokozera tebulo, dinani batani la "Ikani" kuti mupange schema yosankhidwa.

Kumbukirani kuti powonjezera matebulo atsopano ku schema, mungagwiritsenso ntchito zina za MySQL Workbench monga kutulutsa zolemba za SQL, kuitanitsa ndi kutumiza kunja kwa deta, kapena maonekedwe a matebulo. Zida izi zikuthandizani kuti muzitha kuwongolera ndikusintha momwe mungagwiritsire ntchito ndi⁤ database mu MySQL Workbench. Onani zotheka zonse zoperekedwa ndi chida champhamvu chowongolera nkhokwe!

- Gwiritsani ntchito zosintha pa schema

Pulogalamu ya 1: Tsegulani MySQL Workbench ndikusankha kulumikizana kwa database komwe mukufuna kugwiritsa ntchito kusintha kwa schema.

Pulogalamu ya 2: Dinani kumanja pa schema yomwe mukufuna kusintha ndikusankha "Alter Table" kuchokera pa menyu otsika. ‍

• Pulogalamu ya 3: Zenera la pop-up lidzawoneka ndi zosankha zingapo zosinthidwa. Apa mutha kuwonjezera, kufufuta kapena kusintha zipilala, komanso kusintha mitundu ya data kapena zoletsa.
• Pulogalamu ya 4: Ngati mukufuna onjezani a⁢ gawo,⁢ sankhani "Add Column" ndikulemba zomwe zikufunika, monga dzina lazambiri, mtundu wa data, ndi zoletsa.
• Pulogalamu ya 5: Ngati mukufuna Chotsani ndime, sankhani "Drop Column" ndikusankha ndime yomwe mukufuna kuchotsa.
• Pulogalamu ya 6: Ngati mukufuna sinthani gawo lomwe lilipo, sankhani "Sinthani Mzati" ndikusintha zofunikira, monga mtundu wa data kapena zoletsa.
• Gawo 7: Mukapanga zosintha zonse zofunika, dinani "Ikani" kuti mugwiritse ntchito zosintha pa schema. Chonde dziwani kuti kusintha kwina kungafunike kuti tebulo lipangidwenso, zomwe zingatenge nthawi kutengera kukula kwa tebulo.

Malangizo: Musanagwiritse ntchito zosintha pa⁢schema, ⁢tikulimbikitsidwa kuchita kopi yachitetezo za database kuti apewe kutayika kwa chidziwitso pakachitika zolakwika panthawi yantchito. Kuphatikiza apo, ⁢ ndikofunikira kuzindikira kuti kusintha kwa schema kumatha kukhala ndi vuto pafunso lomwe lilipo komanso magwiridwe antchito ena okhudzana ndi database, chifukwa chake ndikofunikira kuyesa kwambiri musanakwaniritse zosintha zomwe zimapangidwira.

- Tumizani kunja ndikusunga schema yosinthidwa

Mukapanga ⁤kusintha kofunikira pa schema yanu ya database mu MySQL Workbench, ndikofunikira kuti muthe kutumiza ndikusunga zosinthazi kuti mutha kuzigwiritsa ntchito pakukweza mtsogolo kapena kusamuka. Mwamwayi, MySQL Workbench imapereka magwiridwe antchito osavuta komanso ogwira mtima kuti akwaniritse ntchitoyi.

Kuti mutumize schema yosinthidwa, mumangotsatira izi:

1. Sankhani chiwembu chosinthidwa: Patsamba la "Schemas" la MySQL Workbench, pezani ndikusankha ⁤schema yomwe mudasintha. ⁤Mutha kuchita izi podina kumanja pa autilaini ndikusankha "Sankhani Chiwembu."

2. Tumizani schema: Mu MySQL⁤ Workbench menyu bar⁤, sankhani "Server" kenako "Deta Export." Pazenera la "Data Export", sankhani schema yosinthidwa yomwe mukufuna kutumiza ndikuyika malo ndi dzina la fayilo yomwe mukupita. Onetsetsani kuti mwasankha zonse zomwe mukufuna kutumiza kunja, monga matebulo, njira zosungidwa, ndi mawonedwe.

3. Sungani ndondomeko yosinthidwa ⁢: Mukatumiza schematiki, onetsetsani kuti mwasunga fayilo pamalo otetezeka kuti mudzagwiritsidwe ntchito mtsogolo. Mutha kusunga fayilo ku chosungira chowongolera kapena kufoda inayake mu projekiti yanu. Kuonjezera apo, ndi bwino kusunga zolemba zomwe zasinthidwa mu chikalata chosiyana kuti mutsogolere kasamalidwe ndi mgwirizano ndi mamembala ena a gulu.