{"id":116976,"date":"2024-07-06T09:34:41","date_gmt":"2024-07-06T07:34:41","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/postgres-pro-shardman-obnovlenie-subd-dlya-krupnyh-predpriyatij"},"modified":"2024-07-06T09:34:41","modified_gmt":"2024-07-06T07:34:41","slug":"postgres-pro-shardman-obnovlenie-subd-dlya-krupnyh-predpriyatij","status":"publish","type":"post","link":"https:\/\/prohoster.info\/ro\/blog\/news\/postgres-pro-shardman-obnovlenie-subd-dlya-krupnyh-predpriyatij","title":{"rendered":"Postgres Pro Shardman: actualizarea SGBD-ului pentru mari \u00eentreprinderi","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Postgres Professional, principalul dezvoltator rus de SGBD-uri, anun\u021b\u0103 lansarea actualiz\u0103rilor minore pentru Postgres Pro Shardman versiunea 14.12.1.<\/p>\n<p> <noindex><noindex><\/p>\n<p><a rel=\"nofollow\" href=\"https:\/\/postgrespro.ru\/products\/shardman\">Postgres Pro Shardman<\/a> \u2014 noua SGBD rela\u021bional distribuit pentru sisteme cu sarcini mari, adecvat\u0103 pentru cele mai mari instal\u0103ri de zeci \u0219i sute de TB, c\u00e2nd un singur server nu este suficient. SGBD-ul permite \u00eemp\u0103r\u021birea datelor \u00een p\u0103r\u021bi \u0219i distribuirea acestora pe diferite servere \u2014 shard-uri. \u00cen acest timp, solu\u021bia asigur\u0103 redundan\u021b\u0103 integrat\u0103 \u0219i respectarea cerin\u021belor ACID: atomicitate, coeren\u021b\u0103, izolare \u0219i durabilitate.<\/p>\n<p><\/noindex><\/noindex> <\/p>\n<p>\u00cen aceast\u0103 versiune, Postgres Pro Shardman a ad\u0103ugat noi func\u021bionalit\u0103\u021bi, a \u00eembun\u0103t\u0103\u021bit performan\u021ba \u0219i a corectat unele erori. Printre modific\u0103rile cheie se num\u0103r\u0103:<\/p>\n<p><strong>Nucleul \u0219i extensiile<\/strong><\/p>\n<ul>\n<li>A fost ad\u0103ugat\u0103 op\u021biunea REMOTE pentru comanda EXPLAIN, care permite generarea EXPLAIN pentru interog\u0103rile executate pe un server remote. Activat\u0103 implicit.<\/li>\n<li>A fost implementat\u0103 o logic\u0103 proprie de evaluare a costurilor planurilor. Aceasta permite planificatorului s\u0103 aleag\u0103 mai des planuri generale atunci c\u00e2nd exist\u0103 similitudini \u00eentre planurile generale \u0219i cele specializate.<\/li>\n<li>A fost ad\u0103ugat\u0103 suportul pentru excluderea sec\u021biunilor \u00een timpul execu\u021biei pentru nodurile planului care efectueaz\u0103 agregarea datelor pe servere externe. Optimizarea este necesar\u0103 \u00een special pentru eliminarea sec\u021biunilor \u00een planurile generale.<\/li>\n<li>Au fost ad\u0103ugate metrici cumulative asupra dimensiunii traficului de re\u021bea \u00eentre nodurile cluster-ului Shardman \u00een vizualizarea <a rel=\"nofollow\" href=\"https:\/\/repo.postgrespro.ru\/doc\/sdm\/14.12.1\/ru\/html\/shardman-views.html#SHARDMAN-PG-STAT-NETUSAGE\">shardman.pg_stat_netusage<\/a>.<\/li>\n<li>A fost actualizat\u0103 vizualizarea pg_stat_activity, care acum arat\u0103 starea proceselor de \u00eentre\u021binere Shardman.<\/li>\n<\/ul>\n<p><strong>Utilitare de gestionare<\/strong><\/p>\n<ul>\n<li>Au fost remediate vulnerabilit\u0103\u021bile CVE-2023-45288 \u0219i CVE-2023-44487.<\/li>\n<li>A fost corectat\u0103 o eroare \u00een comanda <a rel=\"nofollow\" href=\"https:\/\/repo.postgrespro.ru\/doc\/sdm\/14.12.1\/ru\/html\/app-shardmanctl.html#APP-SHARDMANCTL-CLEANUP\">shardmanctl cleanup<\/a>, care provoca imposibilitatea de a \u0219terge grupurile de replicare.<\/li>\n<li>A fost \u00eembun\u0103t\u0103\u021bit\u0103 ie\u0219irea comenzii <a rel=\"nofollow\" href=\"https:\/\/repo.postgrespro.ru\/doc\/sdm\/14.12.1\/ru\/html\/app-shardmanctl.html#APP-SHARDMANCTL-FORALL\">shardmanctl forall<\/a> \u00een cazul unui rezultat gol.<\/li>\n<li>A fost eliminat\u0103 o eroare a utilitarului <a rel=\"nofollow\" href=\"https:\/\/repo.postgrespro.ru\/doc\/sdm\/14.12.1\/ru\/html\/app-shardmand.html\">shardmand<\/a>, care ap\u0103rea anterior dac\u0103 cluster-ul Shardman nu era complet configurat.<\/li>\n<\/ul>\n<p>Sursa: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.linux.org.ru\/news\/proprietary\/17653564\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>Postgres Professional, \u0432\u0435\u0434\u0443\u0449\u0438\u0439 \u0440\u043e\u0441\u0441\u0438\u0439\u0441\u043a\u0438\u0439 \u0421\u0423\u0411\u0414-\u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a, \u043e\u0431\u044a\u044f\u0432\u043b\u044f\u0435\u0442 \u043e \u0432\u044b\u043f\u0443\u0441\u043a\u0435 \u043c\u0438\u043d\u043e\u0440\u043d\u044b\u0445 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0439 Postgres Pro Shardman \u0432\u0435\u0440\u0441\u0438\u0438 14.12.1. Postgres Pro Shardman \u2014 \u043d\u043e\u0432\u0430\u044f \u0440\u0430\u0441\u043f\u0440\u0435\u0434\u0435\u043b\u0451\u043d\u043d\u0430\u044f \u0440\u0435\u043b\u044f\u0446\u0438\u043e\u043d\u043d\u0430\u044f \u0421\u0423\u0411\u0414 \u0434\u043b\u044f \u0432\u044b\u0441\u043e\u043a\u043e\u043d\u0430\u0433\u0440\u0443\u0436\u0435\u043d\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c, \u043f\u043e\u0434\u0445\u043e\u0434\u0438\u0442 \u0434\u043b\u044f \u043a\u0440\u0443\u043f\u043d\u0435\u0439\u0448\u0438\u0445 \u0438\u043d\u0441\u0442\u0430\u043b\u043b\u044f\u0446\u0438\u0439 \u0432 \u0434\u0435\u0441\u044f\u0442\u043a\u0438 \u0438 \u0441\u043e\u0442\u043d\u0438 \u0422\u0411, \u043a\u043e\u0433\u0434\u0430 \u043e\u0434\u0438\u043d\u043e\u0447\u043d\u043e\u0433\u043e \u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u043d\u0435\u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e. \u0421\u0423\u0411\u0414 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u0440\u0430\u0437\u0434\u0435\u043b\u0438\u0442\u044c \u0434\u0430\u043d\u043d\u044b\u0435 \u043d\u0430 \u0447\u0430\u0441\u0442\u0438 \u0438 \u0440\u0430\u0441\u043f\u0440\u0435\u0434\u0435\u043b\u0438\u0442\u044c \u0438\u0445 \u043f\u043e \u0440\u0430\u0437\u043d\u044b\u043c \u0441\u0435\u0440\u0432\u0435\u0440\u0430\u043c \u2014 \u0448\u0430\u0440\u0434\u0430\u043c. \u041f\u0440\u0438 \u044d\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-116976","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"Postgres Professional, \u0432\u0435\u0434\u0443\u0449\u0438\u0439 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