{"id":108405,"date":"2023-05-06T12:48:27","date_gmt":"2023-05-06T10:48:27","guid":{"rendered":"https:\/\/prohoster.info\/?p=108405"},"modified":"2023-05-09T11:00:33","modified_gmt":"2023-05-09T09:00:33","slug":"vypusk-subd-alasql-4-0-naczelennoj-na-ispolzovanie-v-brauzerah-i-node-js","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/news\/vypusk-subd-alasql-4-0-naczelennoj-na-ispolzovanie-v-brauzerah-i-node-js","title":{"rendered":"\u0412\u044b\u043f\u0443\u0441\u043a \u0421\u0423\u0411\u0414 AlaSQL 4.0, \u043d\u0430\u0446\u0435\u043b\u0435\u043d\u043d\u043e\u0439 \u043d\u0430 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0432 \u0431\u0440\u0430\u0443\u0437\u0435\u0440\u0430\u0445 \u0438 Node.js","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>AlaSQL andmebaasi versioon 4.0 on n\u00fc\u00fcd saadaval, mis on m\u00f5eldud kasutamiseks veebirakendustes brauseris, mobiilirakendustes, mis p\u00f5hinevad veebitehnoloogiatel, v\u00f5i serveriteenindites, mis on loodud Node.js platvormi alusel. Andmebaas on vormistatud JavaScripti raamatukoguna ja v\u00f5imaldab kasutada SQL keelt. Toetatakse andmete salvestamist traditsioonilistes relatsioonilistes tabelites v\u00f5i pesakonnas olevates JSON-struktuurides, mis ei n\u00f5ua ranget salvestuse skeemi m\u00e4\u00e4ratlemist. Andmete k\u00e4sitlemiseks k\u00e4surealt on saadaval utiliit alasql. Projekti kood on kirjutatud JavaScriptis ja jagatakse MIT litsentsi alusel.    <\/p>\n<p>AlaSQL toetab enamikku SQL-99 keelest, samuti pakub lisade toetust NoSQL stiilis t\u00f6\u00f6tlemiseks (ilma salvestusskeemi m\u00e4\u00e4ratlemiseta) ja graafide manipuleerimiseks. SQL-p\u00e4ringutes on v\u00f5imalik teostada \u00fchinemistoiminguid (JOIN), r\u00fchmitamisi (GROUP), \u00fchendamisi (UNION), kasutada allp\u00e4ringuid ja selliseid v\u00e4ljendeid nagu ANY, ALL ja IN, rakendada funktsioone ROLLUP(), CUBE() ja GROUPING SETS(). Piiratud tugi on olemas tehingutele. Toetatakse kohandatud funktsioonide m\u00e4\u00e4ratlemist, mida saab kasutada SQL-p\u00e4ringutes. Funktsioone ja SQL-v\u00e4ljendeid saab kiiresti kutsuda, kuna need v\u00f5ivad olla kompileeritud (sarnane SQL-k\u00e4sule PREPARE).     <\/p>\n<p>AlaSQL andmebaas on kavandatud ETL (Extract, Transform, Load) paradigmade ja andmete k\u00e4sitlemise jaoks, mis toimub importimise \/ t\u00f6\u00f6tlemise \/ ekspordi vormis. Salvestamiseks, ekspordiks ja impordiks v\u00f5ivad kasutada vormate nagu localStorage, IndexedDB, CSV, TAB, TXT, JSON, SQLite ja Excel (.xls ja .xlsx), eeldades, et saab otse p\u00e4ringute tegemiseks kasutada andmeid, mis on salvestatud nimetatud formaatidesse, v\u00f5i andmeid importida ja eksportida. Samuti on v\u00f5imalik sooritada SELECT-operatsiooni k\u00f5igi JavaScripti objektides olevate andmete \u00fcle.    <\/p>\n<p>Raamatukogu on algselt loodud kiire andmete t\u00f6\u00f6tlemise jaoks m\u00e4lus \u00e4rianal\u00fc\u00fcsirakendustes ja toetab selliseid optimeerimisi nagu p\u00e4ringute vahem\u00e4lude koostamine, tabelite \u00fchendamise eelne indikeerimine ja WHERE v\u00e4ljendi filtreerimine enne \u00fchenduste tegemist. V\u00f5rreldes teiste sarnaste projektidega oli AlaSQL kolm korda kiirem kui SQL.js, kui tehti SUM, JOIN ja GROUP BY operatsioone, kaks korda kiirem Linq'ist GROUP BY kasutamisel ja ligil\u00e4hedasel tasemel API WebSQL-iga (SQLite'i pealispind, mis eemaldatakse peagi Chromest), tehes SUM, JOIN ja GROUP BY operatsioone.<br \/>\n<br \/>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=59088\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0421\u0423\u0411\u0414 AlaSQL 4.0, \u043f\u0440\u0435\u0434\u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u043d\u043e\u0439 \u0434\u043b\u044f \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0432 web-\u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f\u0445 \u0432 \u0431\u0440\u0430\u0443\u0437\u0435\u0440\u0435, \u0432 \u043c\u043e\u0431\u0438\u043b\u044c\u043d\u044b\u0445 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f\u0445 \u043d\u0430 \u0431\u0430\u0437\u0435 web-\u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u0439 \u0438\u043b\u0438 \u0432 \u0441\u0435\u0440\u0432\u0435\u0440\u043d\u044b\u0445 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0430\u0445 \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b Node.js. \u0421\u0423\u0411\u0414 \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u0430 \u0432 \u0432\u0438\u0434\u0435 JavaScript-\u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 \u0438 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u044f\u0437\u044b\u043a SQL. \u041f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u0435 \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u0442\u0440\u0430\u0434\u0438\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0440\u0435\u043b\u044f\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0442\u0430\u0431\u043b\u0438\u0446\u0430\u0445 \u0438\u043b\u0438 \u0432 \u0444\u043e\u0440\u043c\u0435 \u0432\u043b\u043e\u0436\u0435\u043d\u043d\u044b\u0445 JSON-\u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440, \u043d\u0435 \u0442\u0440\u0435\u0431\u0443\u044e\u0449\u0438\u0445 \u0436\u0451\u0441\u0442\u043a\u043e\u0433\u043e \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u044f \u0441\u0445\u0435\u043c\u044b \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f. \u0414\u043b\u044f [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-108405","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0421\u0423\u0411\u0414 AlaSQL 4.0, \u043f\u0440\u0435\u0434\u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u043d\u043e\u0439 \u0434\u043b\u044f \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0432 web-\u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f\u0445 \u0432 \u0431\u0440\u0430\u0443\u0437\u0435\u0440\u0435, \u0432 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