Video: Vim li cas Redis siv Lua?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Lua scripts yeej muaj zog heev. Raws li koj tau piav qhia kom raug, nws tso cai rau txwv tsis pub nkag mus ncig ntawm lub network redis server thiab tus neeg siv khoom. Tsis tas li, koj tsis xa tsab ntawv li String txhua lub sijhawm, tsuas yog SHA1 yuav tsum raug xa tom qab thawj zaug hu, uas yog me me.
Hais txog qhov no, Lua tsab ntawv hauv Redis yog dab tsi?
Kev tshaj tawm. Redis sau ntawv yog siv los ntsuas ntawv siv cov Lua neeg txhais lus. Nws yog tsim rau hauv Redis pib los ntawm version 2.6. 0. Cov lus txib siv rau sau ntawv yog EVAL hais kom ua.
Ib tug kuj nug, Lua code yog dab tsi? Lua yog ib hom lus uas muaj zog thiab ceev ceev uas yooj yim kawm thiab siv thiab kos rau hauv koj daim ntawv thov. Lua yog tsim los ua ib lub teeb embeddable scripting lus. Nws yog siv rau txhua hom kev siv, los ntawm kev ua si mus rau lub vev xaib thiab kev ua duab.
Tsuas yog, Lua cov ntaub ntawv yog dab tsi?
A LUA file muaj qhov chaws sau rau hauv Lua , lub teeb yuag programming lus tsim los txuas ntxiv lossis ntxiv kev ua haujlwm rau kev siv software. Lua yog siv rau ntau lub hom phiaj, suav nrog kev sau ntawv hauv cov ntawv thov lossis hauv lub vev xaib, programming games, thiab ntxiv txuas ntxiv rau cov ntaub ntawv.
Redis puas tuaj yeem khaws JSON?
Redis as a JSON khw . Qhov tseeb: txawm tias nws muaj ntau yam ntawm cov ntaub ntawv tseem ceeb, Redis tsis muaj ib qho uas haum rau cov kev xav tau ntawm a JSON tus nqi. Tseeb, koj ua tau ua hauj lwm nyob ib ncig ntawm qhov ntawd los ntawm kev siv lwm hom ntaub ntawv: Cov hlua yog qhov zoo rau khaws cia raw serialized JSON , thiab koj ua tau sawv cev tiaj JSON khoom nrog Hashes.
Pom zoo:
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Yog vim li cas thiaj paub. Yog vim li cas feem ntau suav hais tias tsis muaj nuj nqis los ntsuas seb qhov kev lees paub, lossis txawm tias tib neeg, puas ntseeg tau. Yog vim li cas qee zaum sib txawv nrog kev xav, qhov uas cov lus hais txog kev xav thiab kev xav zoo li yuav cuam tshuam peb txoj kev tshawb nrhiav kev paub; hloov peb ntawm 'qhov tseeb