ʻO ke ala ʻo CTRL-C ma Postgres CLI e kāpae i nā nīnau he hack-y
Manaʻo manaʻo
Mewayz Team
Editorial Team
ʻO ka ʻuhane lōʻihi o SIGINT: No ke aha i manaʻo ai ka hoʻopau ʻana i ka nīnau nīnau Postgres CLI e like me ka hack
No nā mea hoʻomohala a me nā luna waihona waihona, ʻo ka PostgreSQL command-line interface (psql) he mea hoʻokele hilinaʻi i kēlā me kēia lā. He mana, pololei, a me nā wahi āpau. Eia nō naʻe, ʻo kekahi o kāna mau pilina koʻikoʻi loa - ke kāpae ʻana i kahi nīnau holo me ka ʻaoʻao pōkole CTRL-C āpau - manaʻo ʻia ʻaʻohe wahi. ʻAʻole like me nā noi hou i kēia manawa kahi e hoʻōki ai ke kauoha i ka hana o kēia manawa, ma psql, ʻaʻole ʻae ʻo CTRL-C i ka nīnau ma ke kikowaena. Akā, hoʻopau ia i ka kali a ka mea kūʻai akuno ka hopena, e waiho ana i ka nīnau e hiki ke hoʻokuʻu ʻia ma ke kikowaena waihona. ʻAʻole kēia ʻano he bug; he mea hoʻolālā hoʻolālā e hōʻike ana i ke ʻano o kā mākou mau mea hana i hoʻopaʻa ʻia i kekahi manawa. No nā ʻoihana e kūkulu ana ma luna o nā ʻōnaehana modular e like me Mewayz, ʻo ka hoʻomaopopo ʻana i kēia mau mea ʻoiaʻiʻo ke kī nui i ka hoʻolālā ʻana i nā papa hana paʻa i ka mea hoʻohana.
He Moʻolelo o ʻElua Kaʻina Hana: Mea Kūʻai vs. Server
ʻO ke kumu o ka manaʻo "hack-y" mai ka hoʻolālā ʻana o psql. Ke hoʻokō ʻoe i kahi nīnau ma psql, ʻelua hana kūʻokoʻa i ka hana: ke kaʻina hana psql mea kūʻai aku ma kāu mīkini kūloko a me ke kaʻina kikowaena postgres ma ka waihona waihona. Ke kaomi ʻana iā CTRL-C e hoʻouna i kahi SIGINT (hōʻailona interrupt) kikoʻī i ka kaʻina mea kūʻai aku psql. ʻO ka hana koke a ka mea kūʻai aku, ʻo ia ke hoʻōki i ke kali ʻana a hoʻi i ka wikiwiki, e hana ana. Eia nō naʻe, ʻaʻohe ʻike o ke kikowaena o kēia hōʻailona ʻaoʻao o ka mea kūʻai aku. Mai kona hiʻohiʻona, ʻo ka nīnau he hana kūpono, e holo ana. Pono e haʻi ʻia ke noi hoʻopau ʻana ma ke ʻano he ʻōlelo aʻo hou.
"ʻO ka CTRL-C ma psql ka liʻiliʻi o kahi pihi 'stop' a ʻoi aku ka nui o ka 'ʻoluʻolu e haʻalele i kaʻu noi mua' memo āu e hāʻawi ai i kahi hale waihona puke paʻa ʻoiai lākou i ka hapalua o nā waihona."
Ke Kuʻina Hoʻopau: He noi lua
No laila, pehea e hoʻopau ʻia ai ka nīnau? Ma hope o ka lawelawe ʻana i ka SIGINT, hoʻomaka ka mea kūʻai aku psql maikaʻi i ka protocol hoʻopau kūhelu o PostgreSQL. Hoʻopili kēia i ka wehe ʻana i kahi pili houi ke kikowaena a hoʻouna i kahi memo kūikawā "hōʻole i ka noi" i loaʻa kahi kī huna e hōʻike ana i ke kaʻina hana hope e holo ana i kāu nīnau. Hoʻoponopono ʻia kēia noi me ka haʻahaʻa haʻahaʻa, a ʻaʻohe hōʻoia o ka holomua koke. ʻO kēia kaʻina hana he nui, ahi-a-poina ke kumu i manaʻo ʻole ai ka ʻano. ʻAʻole ia he hoʻopau pololei; he ʻōlelo hoʻopiʻi maikaʻi ʻole i hoʻouna ʻia ma ke ala hope.
ʻO ka ʻAha ʻIke Mea hoʻohana a me nā hihia Edge
Ke alakaʻi nei kēia hoʻolālā i kekahi mau wahi hoʻopaʻapaʻa maoli no nā mea hoʻohana:
- Manaʻo ʻAʻole pane: Ua pā ʻoe iā CTRL-C, e hoʻihoʻi koke i kāu wikiwiki, akā mau ka haʻahaʻa ʻōnaehana no ka mea e hana mau ana ke kikowaena.
- Ka hopena ʻaʻole maopopo: ʻAʻohe ou hōʻoia koke inā loaʻa a hoʻohanohano ʻia ka noi hoʻopau ʻana e ke kikowaena.
- Hole Hoʻopalekana Hoʻohui: Inā ua paʻa ke kikowaena a i ʻole i hāʻule ka pilina hou no ka noi hoʻopau, e hoʻomau mau ʻia nā koa nīnau mua.
- Psychological Mmatch: ʻAʻole hoʻokō ʻia ke kauoha "abort" āpau i ka hoʻokuʻu like ʻana, e uhaʻi ana i nā manaʻolana o nā mea hoʻohana i hana ʻia ma kahi ʻē aʻe o ke kaiapuni ʻikepili.
Ke kūkulu ʻana ma luna o nā waihona ʻike me Mewayz
Pono nā ʻōnaehana hana ʻoihana hou e wehe i kēia mau mea paʻakikī me ka mālama ʻana i kā lākou mau kaohi. ʻO kahi paepae e like meMewayz, e hana ana ma ke ʻano he OS pāʻoihana modular, e hoʻopili i nā pilina ʻikepili i loko o nā modula lawelawe hoʻokele. No ka laʻana, ʻaʻole e hōʻike wale ʻia kahi module hulina ʻikepili Mewayz i kahi wikiwiki SQL maka; e hoʻopaʻa ʻia me nā mana hoʻohana pono-ʻoiaʻiʻo, hōʻoia ʻia i ka pihi "hoʻomaha", nā manawa huli nīnau, a me nā dashboard kūlana manawa maoli e hōʻike ana i ka mea e holo maoli nei ma ke kikowaena. Hoʻoneʻe kēia i ka ʻike mai ka pili ʻana i nā quirks protocol i ka mālama ʻana i nā hana ʻoihana maʻalahi. ʻO ka haʻawina mai psql's CTRL-C ʻo ia ʻaʻole hōʻike wale nā mea hana nui i nā mana ikaika; Hoʻolālā lākou i nā loulou intuitive a hilinaʻi hoʻi no lākou, e hoʻohuli ana i nā hoʻoilina hoʻoilina i loko o nā kahe hana ʻole. ʻO ka hoʻomaopopo ʻana i ka hack e hōʻike ana i ka manawa kūpono e kūkulu ai i kahi mea ʻoi aku ka maikaʻi.
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ʻO ka ʻuhane lōʻihi o SIGINT: No ke aha i manaʻo ai ka hoʻopau ʻana i ka nīnau nīnau Postgres CLI e like me ka hack
No nā mea hoʻomohala a me nā luna waihona waihona, ʻo ka PostgreSQL command-line interface (psql) he mea hoʻokele hilinaʻi i kēlā me kēia lā. He mana, pololei, a me nā wahi āpau. Eia nō naʻe, ʻo kekahi o kāna mau pilina koʻikoʻi loa - ke kāpae ʻana i kahi nīnau holo me ka ʻaoʻao pōkole CTRL-C āpau - manaʻo ʻia ʻaʻohe wahi. ʻAʻole like me nā noi hou i kēia manawa kahi e hoʻōki ai ke kauoha i ka hana o kēia manawa, ma psql, ʻaʻole ʻae ʻo CTRL-C i ka nīnau ma ke kikowaena. Akā, hoʻopau ia i ka kali o ka mea kūʻai aku no ka hopena, e waiho ana i ka nīnau e hiki ke hoʻokuʻu ʻia ma ke kikowaena waihona. ʻAʻole kēia ʻano he bug; he mea hoʻolālā hoʻolālā e hōʻike ana i ke ʻano o kā mākou mau mea hana i hoʻopaʻa ʻia i kekahi manawa. No nā ʻoihana e kūkulu ana ma luna o nā ʻōnaehana modular e like me Mewayz, ʻo ka hoʻomaopopo ʻana i kēia mau mea ʻoiaʻiʻo ke kī nui i ka hoʻolālā ʻana i nā papa hana paʻa.
He Moʻolelo o ʻElua Kaʻina Hana: Mea Kūʻai vs. Server
ʻO ke kumu o ka manaʻo "hack-y" mai ka hoʻolālā ʻana o psql. Ke hoʻokō ʻoe i kahi nīnau ma psql, ʻelua hana kūʻokoʻa i ka hana: ke kaʻina hana psql mea kūʻai aku ma kāu mīkini kūloko a me ke kaʻina kikowaena postgres ma ka waihona waihona. Ke kaomi ʻana iā CTRL-C e hoʻouna i kahi SIGINT (hōʻailona interrupt) kikoʻī i ke kaʻina mea kūʻai aku psql. ʻO ka hana koke a ka mea kūʻai aku, ʻo ia ke hoʻōki i ke kali ʻana a hoʻi i ka wikiwiki, e hana ana. Eia nō naʻe, ʻaʻohe ʻike o ke kikowaena o kēia hōʻailona ʻaoʻao o ka mea kūʻai aku. Mai kona hiʻohiʻona, ʻo ka nīnau he hana kūpono, e holo ana. Pono e haʻi ʻia ke noi hoʻopau ʻana ma ke ʻano he ʻōlelo aʻo hou.
Ka Kaʻina Hoʻopau: He noi lua
No laila, pehea e hoʻopau ʻia ai ka nīnau? Ma hope o ka lawelawe ʻana i ka SIGINT, hoʻomaka ka mea kūʻai aku psql maikaʻi i ka protocol hoʻopau kūhelu o PostgreSQL. Hoʻopili kēia i ka wehe ʻana i kahi pilina hou i ke kikowaena a me ka hoʻouna ʻana i kahi memo kūikawā "hōʻole i ka noi" i loaʻa kahi kī huna e hōʻike ana i ke kaʻina hana hope e holo ana i kāu nīnau. Hoʻoponopono ʻia kēia noi me ka haʻahaʻa haʻahaʻa, a ʻaʻohe hōʻoia o ka holomua koke. ʻO kēia kaʻina hana he nui, ahi-a-poina ke kumu i manaʻo ʻole ai ka ʻano. ʻAʻole ia he hoʻopau pololei; he ʻōlelo hoʻopiʻi maikaʻi ʻole i hoʻouna ʻia ma ke ala hope.
Ka Mea Hoʻohana ʻIke a me nā hihia Edge
Ke alakaʻi nei kēia hoʻolālā i kekahi mau wahi hoʻopaʻapaʻa maoli no nā mea hoʻohana:
Ke kūkulu ʻana ma luna o nā kahua ʻike me Mewayz
Pono nā ʻōnaehana hana ʻoihana hou e wehe i kēia mau mea paʻakikī me ka mālama ʻana i kā lākou mau kaohi. ʻO kahi paepae e like me Mewayz, e hana ana ma ke ʻano he ʻoihana ʻoihana modular, e hoʻopili i nā pilina ʻikepili i loko o nā modula lawelawe hoʻokele. No ka laʻana, ʻaʻole e hōʻike wale ʻia kahi module hulina ʻikepili Mewayz i kahi wikiwiki SQL maka; e hoʻopaʻa ʻia me nā mana hoʻohana pono-ʻoiaʻiʻo, hōʻoia ʻia i ka pihi "hoʻomaha", nā manawa huli nīnau, a me nā dashboard kūlana manawa maoli e hōʻike ana i ka mea e holo maoli nei ma ke kikowaena. Hoʻoneʻe kēia i ka ʻike mai ka pili ʻana i nā quirks protocol i ka mālama ʻana i nā hana ʻoihana maʻalahi. ʻO ka haʻawina mai psql's CTRL-C ʻo ia ʻaʻole hōʻike wale nā mea hana nui i nā mana ikaika; Hoʻolālā lākou i nā loulou intuitive a hilinaʻi hoʻi no lākou, e hoʻohuli ana i nā hoʻoilina hoʻoilina i loko o nā kahe hana ʻole. ʻO ka hoʻomaopopo ʻana i ka hack e hōʻike ana i ka manawa kūpono e kūkulu ai i kahi mea ʻoi aku ka maikaʻi.
Kau Mea Paahana Pāʻoihana a pau ma kahi hoʻokahi
Hooki i ka hoʻopololei ʻana i nā polokalamu he nui. Hoʻohui ʻo Mewayz i nā mea hana 208 no $ 49 / mahina wale nō - mai ka waihona a hiki i HR, ka hoʻopaʻa ʻana i ka analytics. ʻAʻohe kāleka hōʻaiʻē pono e hoʻomaka.
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