Pehea e wehe ai, hoʻololi, a hoʻololi i nā pūnaewele DDL
ʻO kahi pūnaewele me ka laulā kōnae DDLʻo ia kahi hō'ālua'ōlelo Language SQL. He mau leka uila nā kikowaena i loaʻa nā'ōlelo i hoʻohanaʻia no ka weheweheʻana i ka pilina o kahi kikowaena, e like me nā papa, nā memo, nā koluma, a me nāʻoihana'ē aʻe.
Eia kekahi laʻana, no ka hāʻawiʻiaʻana o kekahi mau mulima pili, hiki i kahi faila DDL ke hoʻohana i ka kauoha CREATE e kūkulu i nā kikowaena, nā hoʻonohonohoʻano, a me nā papa. ʻO nā hiʻohiʻona e like me DROP, RENAME , a me ALTER .
Hoʻomaopopo: Hoʻohanaʻia ka DDL manawa ma keʻano maʻamau e wehewehe i kekahi 'ōlelo e pili ana i kaʻikepili a iʻole nā'enepiliʻikepili, no laila,ʻaʻole e hoʻohana kēlā a me kēia kaʻina'ōlelo ho'ākāka hōʻoia i ka extension file .DDL. ʻO kaʻoiaʻiʻo,ʻo ka pauʻana o nā 'ōlelo' ōlelo Definition SQL i pau i ka .SQL.
Pehea e wehe ai i kahi DDL File
E hiki ke weheʻia nā faila DDL me EclipseLink a iʻole IntelliJ IDEA. ʻO kekahiʻaoʻao e wehe i kahi waihona DDL me kahi noi e kākoʻo ana i ka heluheluʻana i nā leka uila, e like me nā mea i laweʻia e mākou ma kēia papa inoa Best Free Text Editors .
Nānā: Ma kaʻaoʻao hoʻoholo IntelliJ IDEA he mau loulouʻelua no ka polokalamu Windows, MacOS, a me Linux. Hoʻokahi download e hāʻawi iāʻoe i ka hua'ōlelo Ultimate aʻo kekahi no ka puka kaiaulu . Hiki iā lāua ke wehe a hoʻoponopono i nā faila DDL akāʻo ka mea koho Community wale nō ka wehe-pūnaewele a me ka nele; ʻO kekahi wale nō i ka wā hoʻokolokolo wale nō.
Kōkuhi: Ināʻikeʻoe he noi i kāu PC e ho'āʻo i ka weheʻana i ka faika DDL akāʻo ia ke noi hewaʻole a inā makemakeʻoe e hoʻolālā hou i kahi pūnaewele DDL'ē aʻe, eʻike i kā mākou Pehea e Hoʻololi ai i ka Polokalamu Paʻawa no ke Kūlana Kūlana Kōnae Kūikawā. no ka hoʻololiʻana i Windows.
Pehea e hoʻololi ai i kahi DDL File
Hiki ke hoʻololiʻia nāʻano pūnaewele me ka hoʻohanaʻana i ka mea hoʻololi kelenaeʻole , akā,ʻaʻoleʻike wau i kekahi mea kiko'ī e hiki ke hoʻololi i nā pūnaewele e pau me DDL. Ma muli o kaʻikeʻole o kēia'ōnaehana pūnaewele, hikiʻole ke kohoʻia he nui nā koho no ka hoʻololiʻana i nā faila DDL i nāʻano likeʻole.
Eia naʻe, hoʻokahi mea āu e ho'āʻo ai i ka weheʻana i ka faila DDL me kekahi o nā mea open openers ma luna, a laila e hoʻohana ana i ka papahana o ka Punawai a iʻole Export no ka hoʻopakeleʻana i ka faila i kahiʻano'ē aʻe. ʻO ka hapanui o nā polokalamu e kākoʻo ana i kēiaʻano o ka hoʻohuliʻana, no laila he mea kūpono ka mea i hoʻohuiʻia ma luna nei.
ʻO kekahi koho'ē aʻe,ʻo ia ke hoʻohanaʻana i ka Hoʻopili Kikohune Hoʻonani Hoʻopalekana. Hiki iā ia ke hoʻololi i ka papa liʻiliʻi o nā palapala i ka waihona i nā papahana likeʻole, i mea e maopopo ai i ka hoʻololiʻana i ka kikokikona ma loko o kahi faile DDL i kekahi palapala'ē aʻe. Inā hana, e kope wale i ka huapalapala huahana mai ka hoʻohuliʻana a pasi i kahi hoʻoponopono kikokikona e hiki ai iāʻoe ke hoʻopakele me ka laulā kūpono.
ʻOiaiʻaʻole wau i maopopo loa i ka hopena o kēiaʻano hoʻololi,ʻo IBM kēia papahana Splitting DDL e hiki ke kōkua inā hoʻohanaʻoe i ka faila DDL me IBM Redbooks.
ʻAʻole aneiʻoe e wehe ana i kāu file?
ʻO kekahi kumu kumu no ke kumu e hikiʻole ai iāʻoe ke wehe i kāu pūnaewele ma hope o ka ho'āʻoʻana i nā openers DDL ma luna, no ka mea e kānalua neiʻoe i kahi faila'ē aʻe no kahi e hoʻohana ana i ka extension file .DDL. ʻO kekahi o nā hoʻopili pūnaewele ke nānā aku me ka nani o ka like, akā,ʻaʻole ia e pili ana i kā lākou pūnaewele pūnaewele.
Eia kekahi laʻana, hiki iāʻoe keʻike i ka maʻalahi o ka hoʻopiliʻana i kahi faila DLL no kahi kōnae DDL me ka meaʻole lākou e wehe me nā papahana likeʻole a hoʻohana paha i ka palapala like. Ināʻoe e pili ana i kahi faila DLL, eʻike loaʻoe i kahi kuhi a iʻole nā hopena i manaʻoʻoleʻia inā e ho'āʻoʻoe e wehe i kekahi me kahi mea wehe puka DDL, a ma ka'ākau.
Pēlā nō ia no nā faila DDD. ʻO kēia nā waihonaʻo Alpha Lima Data Dictionary a iʻole nā GLBasic 3D Data files, akā,ʻaʻohe mea e pili ai me nā faila Language Definition Language SQL. E like me nā faila DLL, ponoʻoe i kahi papahana kaʻawale e wehe ai.
Ināʻaʻohe puka DDL iāʻoe, laila eʻimi i ka laulā kōnae i kākoʻoʻia i ka hopena o kāu pūnaewele. Ma ia ala, hiki iāʻoe keʻike i keʻano o ka mea i loko a me nā polokalamu pūnaewele e laulā me kēlā faila kiko'ī.
Kōkua hou aku me nā Kōnae DDL
Inā he puka DDL āu akāʻaʻoleʻo ia e wehe ana a hana pono paha, eʻike i ke kōkua hou aʻe no kaʻikeʻana iaʻu ma nā pūnaewele pūnaewele a iʻole ma o ka leka uila, e kau ana ma luna o nā pūnaewele huihana, aʻoi aku. Eʻike iaʻu i keʻano o nā pilikia e loaʻa ana iāʻoe me ka weheʻana a me ka hoʻohanaʻana i ka faila DDL aʻike wau i kaʻu mea e hiki ai ke hana.