{"id":78346,"date":"2020-04-18T19:42:08","date_gmt":"2020-04-18T17:42:08","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-subd-timescaledb-1-7"},"modified":"2020-04-18T19:42:08","modified_gmt":"2020-04-18T17:42:08","slug":"vypusk-subd-timescaledb-1-7","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/news\/vypusk-subd-timescaledb-1-7","title":{"rendered":"L\u00ebshimi i DBMS TimescaleDB 1.7","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/timescale\/timescaledb\/releases\/tag\/1.7.0\">Publikuar<\/a><\/noindex>   l\u00ebshimi i DBMS <noindex><a rel=\"nofollow\" href=\"https:\/\/www.timescale.com\">TimescaleDB 1.7<\/a><\/noindex>, e projektuar p\u00ebr ruajtjen dhe p\u00ebrpunimin e t\u00eb dh\u00ebnave n\u00eb form\u00ebn e serive temporale (n\u00eb\u00e7rresa t\u00eb vlerave t\u00eb parametrave n\u00ebp\u00ebrmjet intervaleve t\u00eb caktuara t\u00eb koh\u00ebs, regjistrimi formon koh\u00ebn dhe nj\u00eb set p\u00ebrkat\u00ebs t\u00eb vlerave p\u00ebr at\u00eb koh\u00eb). Kjo form\u00eb e ruajtjes \u00ebsht\u00eb optimale p\u00ebr aplikacione t\u00eb tilla si sistemet e monitorimit, platforma tregtare, sistemet e mbledhjes s\u00eb metrikave dhe gjendjeve t\u00eb sensor\u00ebve. Ofron mjete p\u00ebr integrimin me projektin <noindex><a rel=\"nofollow\" href=\"https:\/\/grafana.com\/\">N\u00ebse tashm\u00eb e dini se \u00e7far\u00eb \u00ebsht\u00eb analiza e grupeve dhe se si ta b\u00ebni n\u00eb SQL, kaloni menj\u00ebher\u00eb n\u00eb seksionin e fundit.<\/a><\/noindex> dhe <noindex><a rel=\"nofollow\" href=\"https:\/\/prometheus.io\/\">Prometheus<\/a><\/noindex>. <\/p>\n<p>Projekti TimescaleDB \u00ebsht\u00eb realizuar si nj\u00eb zgjatje p\u00ebr PostgreSQL dhe <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/timescale\/timescaledb\">shp\u00ebrndahet<\/a><\/noindex> n\u00ebn licenc\u00ebn Apache 2.0. <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/timescale\/timescaledb\/tree\/master\/tsl\">Pjesa e kodit<\/a><\/noindex> me funksionalitete t\u00eb zgjeruara ofrohet n\u00ebn nj\u00eb licenc\u00eb t\u00eb ve\u00e7ant\u00eb pron\u00ebsore <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/timescale\/timescaledb\/blob\/master\/tsl\/LICENSE-TIMESCALE\">Timescale<\/a><\/noindex> (TSL), q\u00eb nuk lejon ndryshime, ndalon p\u00ebrdorimin e kodit n\u00eb produkte t\u00eb tjera dhe nuk lejon p\u00ebrdorimin falas n\u00eb DB-t\u00eb n\u00eb re (database-as-a-service). <\/p>\n<p>Nd\u00ebr ndryshimet n\u00eb TimescaleDB 1.7:<\/p>\n<ul>\n<li class=\"l\"> \u00cbsht\u00eb shtuar mb\u00ebshtetje p\u00ebr integrimin me DBMS <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51604\">PostgreSQL 12<\/a><\/noindex>. \u00cbsht\u00eb shpallur e vjetruar mb\u00ebshtetja p\u00ebr PostgreSQL 9.6.x dhe 10.x (n\u00eb Timescale 2.0 do t\u00eb mbetet mb\u00ebshtetja vet\u00ebm p\u00ebr PostgreSQL 11+).\n<li class=\"l\"> E ka ndryshuar sjellja e k\u00ebrkesave me funksione agregate q\u00eb ekzekutohen vazhdimisht (agregimi i t\u00eb dh\u00ebnave n\u00eb koh\u00eb reale). K\u00ebto k\u00ebrkesa tani kombinojn\u00eb pamjet materializuara me t\u00eb dh\u00ebnat e reja q\u00eb nuk jan\u00eb materializuar ende (m\u00eb par\u00eb, agregimi p\u00ebrfshinte vet\u00ebm t\u00eb dh\u00ebnat e materializuara). Sjellja e re zbatohet p\u00ebr agregimet q\u00eb krijohen rishtazi, p\u00ebr pamjet ekzistuese duhet vendosur parametri &#171;timescaledb.materialized_only=false&#187; p\u00ebrmes &#171;ALTER VIEW&#187;.\n<li class=\"l\"> N\u00eb versionin Community jan\u00eb transferuar disa mjete t\u00eb avancuara p\u00ebr menaxhimin e ciklit t\u00eb jet\u00ebs s\u00eb t\u00eb dh\u00ebnave nga redaksia komerciale, duke p\u00ebrfshir\u00eb mund\u00ebsi p\u00ebr ri-grupimin e t\u00eb dh\u00ebnave dhe trajtimin e politikave p\u00ebr d\u00ebbimin e t\u00eb dh\u00ebnave t\u00eb vjetra (lejojn\u00eb ruajtjen vet\u00ebm t\u00eb t\u00eb dh\u00ebnave aktuale dhe automatikisht fshijn\u00eb, agregojn\u00eb ose arkivojn\u00eb regjistrimet e vjetra).\n<\/ul>\n<p>Kujtojm\u00eb se DBMS TimescaleDB lejon aplikimin e pyetjeve t\u00eb plota SQL p\u00ebr analizimin e t\u00eb dh\u00ebnave t\u00eb akumuluara, duke kombinuar leht\u00ebsin\u00eb e pun\u00ebs, tipike p\u00ebr DBMS-t\u00eb relacionale, me shkall\u00ebzimin dhe mund\u00ebsit\u00eb q\u00eb i p\u00ebrkasin sistemeve t\u00eb specializuara NoSQL. Struktura e ruajtjes \u00ebsht\u00eb optimizuar p\u00ebr t\u00eb siguruar shpejt\u00ebsi t\u00eb lart\u00eb n\u00eb shtimin e t\u00eb dh\u00ebnave. Mb\u00ebshtetet shtimi n\u00eb grup t\u00eb grupeve t\u00eb t\u00eb dh\u00ebnave, p\u00ebrdorimi i indekseve t\u00eb vendosura n\u00eb memorie, ngarkimi i prerjeve historike retrospektivisht, aplikimi i transaksioneve.<\/p>\n<p>Ve\u00e7oria kryesore e TimescaleDB \u00ebsht\u00eb mb\u00ebshtetje p\u00ebr ndarjen automatike (particionimin) e mas\u00ebs s\u00eb t\u00eb dh\u00ebnave. Rryma hyr\u00ebse e t\u00eb dh\u00ebnave shp\u00ebrndahet automatikisht n\u00eb tabelat e ndara. Seksionet krijohen n\u00eb var\u00ebsi t\u00eb koh\u00ebs (n\u00eb secil\u00ebn seksion ruhen t\u00eb dh\u00ebnat p\u00ebr nj\u00eb periudh\u00eb t\u00eb caktuar kohe) ose n\u00eb lidhje me nj\u00eb \u00e7el\u00ebs t\u00eb rast\u00ebsish\u00ebm (p\u00ebr shembull, identifikuesin e pajisjes, lokacionin etj.). P\u00ebr optimizimin e performanc\u00ebs, tabelat e ndara mund t\u00eb shp\u00ebrndahen n\u00eb disqe t\u00eb ndryshme. <\/p>\n<p>P\u00ebr k\u00ebrkesat, baza e t\u00eb dh\u00ebnave t\u00eb ndara duket si nj\u00eb tryez\u00eb e madhe, e njohur si hipertabela. Hipertabela paraqet nj\u00eb pamje virtuale t\u00eb nj\u00eb s\u00ebr\u00eb tabelash t\u00eb ve\u00e7anta, ku grumbullohen t\u00eb dh\u00ebnat e reja. Hipertabela p\u00ebrdoret jo vet\u00ebm p\u00ebr k\u00ebrkesa dhe shtim t\u00eb t\u00eb dh\u00ebnave, por edhe p\u00ebr operacione t\u00eb tilla si krijimi i indeks\u00ebve dhe ndryshimi i struktur\u00ebs (&#171;ALTER TABLE&#187;), duke fshehur nga zhvilluesi struktur\u00ebn e segmentuar t\u00eb niveli t\u00eb ul\u00ebt t\u00eb baz\u00ebs s\u00eb t\u00eb dh\u00ebnave. Me hipertabel\u00ebn mund t\u00eb p\u00ebrdoren \u00e7do funksion agregat, n\u00ebnk\u00ebrkesa, operacione bashkimi (JOIN) me tabelat e zakonshme dhe funksione dritare.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Burimi: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52759\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0421\u0423\u0411\u0414 TimescaleDB 1.7, \u043f\u0440\u0435\u0434\u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u043d\u043e\u0439 \u0434\u043b\u044f \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0438 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u0444\u043e\u0440\u043c\u0435 \u0432\u0440\u0435\u043c\u0435\u043d\u043d\u043e\u0433\u043e \u0440\u044f\u0434\u0430 (\u0441\u0440\u0435\u0437\u044b \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0439 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u0432 \u0447\u0435\u0440\u0435\u0437 \u0437\u0430\u0434\u0430\u043d\u043d\u044b\u0435 \u043f\u0440\u043e\u043c\u0435\u0436\u0443\u0442\u043a\u0438 \u0432\u0440\u0435\u043c\u0435\u043d\u0438, \u0437\u0430\u043f\u0438\u0441\u044c \u043e\u0431\u0440\u0430\u0437\u0443\u0435\u0442 \u0432\u0440\u0435\u043c\u044f \u0438 \u043d\u0430\u0431\u043e\u0440 \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0443\u044e\u0449\u0438\u0445 \u044d\u0442\u043e\u043c\u0443 \u0432\u0440\u0435\u043c\u0435\u043d\u0438 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0439). \u041f\u043e\u0434\u043e\u0431\u043d\u0430\u044f \u0444\u043e\u0440\u043c\u0430 \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u043e\u043f\u0442\u0438\u043c\u0430\u043b\u044c\u043d\u0430 \u0434\u043b\u044f \u0442\u0430\u043a\u0438\u0445 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u0439 \u043a\u0430\u043a \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u043c\u043e\u043d\u0438\u0442\u043e\u0440\u0438\u043d\u0433\u0430, \u0442\u043e\u0440\u0433\u043e\u0432\u044b\u0435 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b, \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0441\u0431\u043e\u0440\u0430 \u043c\u0435\u0442\u0440\u0438\u043a \u0438 \u0441\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0439 \u0434\u0430\u0442\u0447\u0438\u043a\u043e\u0432. \u041f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0442\u0441\u044f \u0441\u0440\u0435\u0434\u0441\u0442\u0432\u0430 \u0434\u043b\u044f \u0438\u043d\u0442\u0435\u0433\u0440\u0430\u0446\u0438\u0438 \u0441 \u043f\u0440\u043e\u0435\u043a\u0442\u043e\u043c [&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-78346","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0421\u0423\u0411\u0414 TimescaleDB.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/sq\/blog\/news\/vypusk-subd-timescaledb-1-7\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.2\" \/>\n\t\t<meta property=\"og:locale\" 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