{"id":168285,"date":"2026-04-10T11:12:04","date_gmt":"2026-04-10T09:12:04","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-subd-sqlite-3-53"},"modified":"2026-04-10T11:12:04","modified_gmt":"2026-04-10T09:12:04","slug":"vypusk-subd-sqlite-3-53","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/vypusk-subd-sqlite-3-53","title":{"rendered":"Az SQLite 3.53 adatb\u00e1zis-kezel\u0151 rendszer kiad\u00e1sa.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Megjelent az SQLite 3.53, egy k\u00f6nny\u0171s\u00faly\u00fa DBMS, amely dinamikus k\u00f6nyvt\u00e1rk\u00e9nt van megform\u00e1lva. A 3.52-es kiad\u00e1s t\u00f6rl\u00e9sre ker\u00fclt. Az SQLite k\u00f3dja k\u00f6zter\u00fcletre (public domain) van bocs\u00e1tva, azaz korl\u00e1toz\u00e1sok n\u00e9lk\u00fcl \u00e9s ingyenesen haszn\u00e1lhat\u00f3 b\u00e1rmilyen c\u00e9lra. Az SQLite fejleszt\u0151inek p\u00e9nz\u00fcgyi t\u00e1mogat\u00e1s\u00e1t egy k\u00fcl\u00f6n l\u00e9trehozott konzorcium biztos\u00edtja.     <\/p>\n<p>F\u0151bb v\u00e1ltoz\u00e1sok:  <\/p>\n<ul>\n<li class=\"l\"> Jav\u00edtva lett egy hiba, amely adatb\u00e1zis-k\u00e1rosod\u00e1st okozott. A probl\u00e9ma az SQLite 3.7.0 verzi\u00f3ja \u00f3ta (2010) l\u00e9tezett, \u00e9s a WAL (Write-Ahead Logging) \u00fczemm\u00f3dban l\u00e9v\u0151 adatb\u00e1zisokat \u00e9rintette, ahol versenyhelyzet l\u00e9pett fel t\u00f6bb kapcsolat egyidej\u0171 megnyit\u00e1sakor, amelyek megpr\u00f3b\u00e1lt\u00e1k r\u00f6gz\u00edteni vagy v\u00e9grehajtani a tranzakci\u00f3kat egyetlen adatb\u00e1zis p\u00e9ld\u00e1nyban. \u00c1ll\u00edt\u00f3lag a hib\u00e1s helyzet rendk\u00edv\u00fcl ritk\u00e1n fordul el\u0151, \u00e9s csak egy k\u00fcl\u00f6n tesztel\u00e9si forgat\u00f3k\u00f6nyv keretein bel\u00fcl siker\u00fclt reproduk\u00e1lni.\n<li class=\"l\"> Az &#171;ALTER TABLE&#187; parancsban enged\u00e9lyezett a &#171;NOT NULL&#187; \u00e9s &#171;CHECK&#187; ellen\u0151rz\u00e9sek elt\u00e1vol\u00edt\u00e1sa.\n<li class=\"l\"> Hozz\u00e1adva a &#171;REINDEX EXPRESSIONS&#187; parancs az indexek \u00fajj\u00e1\u00e9p\u00edt\u00e9s\u00e9hez kifejez\u00e9sek alapj\u00e1n, amelyben az index elemek\u00e9nt egy oszlopra vonatkoz\u00f3 f\u00fcggv\u00e9ny vagy oszlopm\u0171velet szerepel. A parancs alkalmazhat\u00f3 a megszakadt indexek helyre\u00e1ll\u00edt\u00e1s\u00e1ra.\n<li class=\"l\"> A &#171;CREATE TEMP TRIGGER&#187; parancs \u00e1ltal l\u00e9trehozott ideiglenes trigger-ek eset\u00e9ben, amelyeket m\u00e1s adatb\u00e1zisok t\u00e1bl\u00e1ira alkalmaznak, enged\u00e9lyezett a t\u00e1bl\u00e1k m\u00f3dos\u00edt\u00e1sa vagy adatlek\u00e9rdez\u00e9sek v\u00e9grehajt\u00e1sa a t\u00e1bl\u00e1kb\u00f3l.\n<li class=\"l\"> A &#171;VACUUM INTO&#187; parancsban, ha c\u00e9lf\u00e1jlt adunk meg URL-en kereszt\u00fcl, megval\u00f3s\u00edtott\u00e1k a &#171;reserve=N&#187; param\u00e9ter haszn\u00e1lat\u00e1t a l\u00e9trehozott adatb\u00e1zis ment\u00e9sek sz\u00e1m\u00e1nak meghat\u00e1roz\u00e1s\u00e1ra.\n<li class=\"l\"> \u00daj SQL-funkci\u00f3k j\u00f6ttek l\u00e9tre: json_array_insert() \u00e9s jsonb_array_insert() az elemek JSON t\u00f6mb\u00f6kbe val\u00f3 besz\u00far\u00e1s\u00e1ra.\n<li class=\"l\"> Hozz\u00e1adva \u00e9s a parancssori seg\u00e9dprogramban aktiv\u00e1lva lett a QRF (Query Result Formatter) k\u00f6nyvt\u00e1r az SQL lek\u00e9rdez\u00e9sek v\u00e9grehajt\u00e1s\u00e1nak eredm\u00e9nyeinek k\u00f6nnyen olvashat\u00f3v\u00e1 t\u00e9tel\u00e9re.\n<li class=\"l\"> V\u00e1ltoz\u00e1sok a parancssori seg\u00e9dprogramban:\n<ul>\n<li class=\"l\"> Jelent\u0151sen kib\u0151v\u00edtett\u00e9k a &#171;.mode&#187; parancsot.\n<li class=\"l\">  Javult a kimenet megjelen\u00edt\u00e9se, p\u00e9ld\u00e1ul alap\u00e9rtelmez\u00e9s szerint keretrajzol\u00e1s ker\u00fclt bevezet\u00e9sre, \u00e9s a numerikus \u00e9rt\u00e9kek most jobbra igaz\u00edtva jelennek meg t\u00e1bl\u00e1zatos kimenet eset\u00e9n.\n<li class=\"l\"> Biztos\u00edtott\u00e1k a &#171;;&#187; karakterek figyelmen k\u00edv\u00fcl hagy\u00e1s\u00e1t a parancsok ut\u00e1n.\n<li class=\"l\"> Az parancssoron megadott *.sql \u00e9s *.txt kiterjeszt\u00e9s\u0171 f\u00e1jlok tartalma most SQL kifejez\u00e9sek \u00e9s dot-parancsok halmazak\u00e9nt olvashat\u00f3 \u00e9s \u00e9rtelmezhet\u0151.\n<li class=\"l\"> A &#171;.timer&#187; parancsba hozz\u00e1adt\u00e1k az &#171;once&#187; \u00e9rt\u00e9k t\u00e1mogat\u00e1s\u00e1t, amely csak a k\u00f6vetkez\u0151 SQL-kifejez\u00e9sre alkalmazza a timert.\n<li class=\"l\">  A &#171;.progress&#187; parancshoz hozz\u00e1adt\u00e1k az &#171;&#8212;timeout S&#187; opci\u00f3t, amely k\u00e9nyszer\u00edti az SQL-kifejez\u00e9s megszak\u00edt\u00e1s\u00e1t a timeout lej\u00e1rta ut\u00e1n.\n<li class=\"l\"> A &#171;.indexes&#187; parancsban megv\u00e1ltozott a sablonok viselked\u00e9se, amelyek most m\u00e1r az indexek neveire vonatkoznak, nem pedig a indexelt t\u00e1bl\u00e1k neveire.      <\/ul>\n<li class=\"l\"> Optimaliz\u00e1l\u00e1sok t\u00f6rt\u00e9ntek a lek\u00e9rdez\u00e9s-tervez\u0151ben, amelyek felgyors\u00edtott\u00e1k a t\u00e1bl\u00e1k egyes\u00edt\u00e9s\u00e9t \u00e9s az EXCEPT, INTERSECT \u00e9s UNION m\u0171veletek v\u00e9grehajt\u00e1s\u00e1t.\n<li class=\"l\"> N\u00f6velt\u00e9k a lebeg\u0151pontos sz\u00e1mok sz\u00f6veges reprezent\u00e1ci\u00f3v\u00e1 t\u00f6rt\u00e9n\u0151 \u00e1talak\u00edt\u00f3 funkci\u00f3k teljes\u00edtm\u00e9ny\u00e9t.\n<li class=\"l\"> A WebAssembly k\u00f6zbens\u0151 k\u00f3dra ford\u00edtott megval\u00f3s\u00edt\u00e1sba hozz\u00e1adt\u00e1k a VFS &#171;opfs-wl&#187; elemet, amely az &#171;opfs&#187; VFS-nek felel meg, de a z\u00e1rmechanizmusok kezel\u00e9s\u00e9re Web Locks API-t haszn\u00e1l.\n<li class=\"l\"> A sqlite3_rsync eszk\u00f6zh\u00f6z hozz\u00e1adt\u00e1k a &#171;-p|&#8212;port&#187; opci\u00f3t.\n<li class=\"l\"> Megsz\u00fcntett\u00fck a Windows RT platform t\u00e1mogat\u00e1s\u00e1t.        <\/ul>\n<p>Forr\u00e1s: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=65182\">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 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\u043f\u0440\u0438\u0441\u0443\u0442\u0441\u0442\u0432\u043e\u0432\u0430\u043b\u0430 \u043d\u0430\u0447\u0438\u043d\u0430\u044f \u0441 \u0432\u0435\u0440\u0441\u0438\u0438 SQLite [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-168285","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 SQLite 3.53, \u043b\u0435\u0433\u043a\u043e\u0432\u0435\u0441\u043d\u043e\u0439 \u0421\u0423\u0411\u0414, \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u043d\u043e\u0439 \u0432 \u0432\u0438\u0434\u0435 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A 3.52 kiad\u00e1s t\u00f6r\u00f6lve lett. 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