{"id":88105,"date":"2020-07-12T13:42:29","date_gmt":"2020-07-12T11:42:29","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/dlya-postgresql-podgotovleno-dopolnenie-age-dlya-hraneniya-dannyh-v-forme-grafa"},"modified":"2020-07-12T13:42:29","modified_gmt":"2020-07-12T11:42:29","slug":"dlya-postgresql-podgotovleno-dopolnenie-age-dlya-hraneniya-dannyh-v-forme-grafa","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/news\/dlya-postgresql-podgotovleno-dopolnenie-age-dlya-hraneniya-dannyh-v-forme-grafa","title":{"rendered":"P\u00ebr PostgreSQL \u00ebsht\u00eb p\u00ebrgatitur nj\u00eb shtes\u00eb AGE p\u00ebr ruajtjen e t\u00eb dh\u00ebnave n\u00eb form\u00ebn e nj\u00eb grafi.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

P\u00ebr PostgreSQL propozuar<\/a><\/noindex> shtesa AGE (AgensGraph-Extension) me implementimin e gjuh\u00ebs s\u00eb pyetjeve openCypher<\/a><\/noindex> p\u00ebr manipulimin e grupeve t\u00eb t\u00eb dh\u00ebnave hierarkike t\u00eb lidhura me nj\u00ebra-tjetr\u00ebn, q\u00eb formojn\u00eb nj\u00eb grafik. N\u00eb vend t\u00eb kolonave dhe rreshtave, DB-t\u00eb e orientuara rreth grafik\u00ebve p\u00ebrdorin nj\u00eb struktur\u00eb q\u00eb i ngjan nj\u00eb rrjeti \u2014 p\u00ebrcaktohen nyjat, pronat e tyre dhe marr\u00ebdh\u00ebniet midis nyjave. AGE distribuohet<\/a><\/noindex> n\u00ebn licenc\u00ebn Apache 2.0, \u00ebsht\u00eb dor\u00ebzuar nga kompania Bitnine n\u00ebn mb\u00ebshtetje t\u00eb Fondit Apache dhe aktualisht \u00ebsht\u00eb vendosur n\u00eb inkubatorin Apache. <\/p>\n

Projekti vazhdon zhvillimin e DBMS AgensGraph<\/a><\/noindex>, e cila p\u00ebrfaq\u00ebson<\/a><\/noindex> \u00ebsht\u00eb nj\u00eb version i ri p\u00ebr p\u00ebrpunimin e grafik\u00ebve i PostgreSQL. Dallimi kryesor \u00ebsht\u00eb implementimi i AGE si nj\u00eb shtes\u00eb universale, q\u00eb funksionon si nj\u00eb mb\u00ebshtetje mbi versionet baz\u00eb t\u00eb PostgreSQL. Versioni i publikuar s\u00eb fundmi Apache AGE 0.2.0<\/a><\/noindex> mb\u00ebshtet operimin me PostgreSQL 11.<\/p>\n

N\u00eb gjendjen aktuale, AGE mb\u00ebshtet<\/a><\/noindex> ofron mund\u00ebsit\u00eb e gjuh\u00ebs s\u00eb pyetjeve Cypher, si p\u00ebrdorimi i shprehjes \u201eCREATE\u201d p\u00ebr p\u00ebrcaktimin e nyjave dhe lidhjeve, shprehja \u201eMATCH\u201d p\u00ebr k\u00ebrkimin e t\u00eb dh\u00ebnave n\u00eb grafik sipas kushteve t\u00eb caktuara (WHERE), n\u00eb rendin e caktuar (ORDER BY) dhe me kufizimet e vendosura (SKIP, LIMIT). Grupi rezultues i t\u00eb dh\u00ebnave, q\u00eb kthehet nga pyetja, p\u00ebrcaktohet p\u00ebrmes shprehjes \u201eRETURN\u201d. P\u00ebr t\u00eb bashkuar disa pyetje n\u00eb nj\u00eb zinxhir, shprehja \u201eWITH\u201d \u00ebsht\u00eb e disponueshme. <\/p>\n

\u00cbsht\u00eb e mundur t\u00eb krijohen DB multimodel, q\u00eb kombinojn\u00eb modele t\u00eb ruajtjes hierarkike t\u00eb pronave n\u00eb form\u00ebn e grafik\u00ebve, modelin relacion dhe modelin e ruajtjes s\u00eb dokumenteve n\u00eb formatin JSON. Mb\u00ebshtetet ekzekutimi i pyetjeve t\u00eb integruara, q\u00eb p\u00ebrfshijn\u00eb elemente t\u00eb gjuh\u00ebve SQL dhe Cypher.
\n\u00cbsht\u00eb e mundur t\u00eb krijoni indekse p\u00ebr pronat e nyjave dhe skajeve t\u00eb grafik\u00ebve.
\nP\u00ebr p\u00ebrdorim \u00ebsht\u00eb ofruar nj\u00eb grup i zgjeruar i tipeve Agtype, q\u00eb p\u00ebrfshin tipe p\u00ebr skajet, nyjat dhe rrug\u00ebt n\u00eb grafik. Shprehjet agregate ende nuk jan\u00eb realizuar. Nd\u00ebr funksionet e specializuara t\u00eb disponueshme jan\u00eb: id, start_id, end_id, type, properties, head, last, length, size, startNode, endNode, timestamp, toBoolean, toFloat, toInteger dhe coalesce. <\/p>\n

<\/a><\/noindex><\/p>\n

Burimi: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0414\u043b\u044f PostgreSQL \u043f\u0440\u0435\u0434\u043b\u043e\u0436\u0435\u043d\u043e \u0434\u043e\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 AGE (AgensGraph-Extension) \u0441 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u044f\u0437\u044b\u043a\u0430 \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432 openCypher \u0434\u043b\u044f \u043c\u0430\u043d\u0438\u043f\u0443\u043b\u044f\u0446\u0438\u0439 \u0441 \u043d\u0430\u0431\u043e\u0440\u0430\u043c\u0438 \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u044b\u0445 \u043c\u0435\u0436\u0434\u0443 \u0441\u043e\u0431\u043e\u0439 \u0438\u0435\u0440\u0430\u0440\u0445\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0434\u0430\u043d\u043d\u044b\u0445, \u043e\u0431\u0440\u0430\u0437\u0443\u044e\u0449\u0438\u0445 \u0433\u0440\u0430\u0444. \u0412\u043c\u0435\u0441\u0442\u043e \u0441\u0442\u043e\u043b\u0431\u0446\u043e\u0432 \u0438 \u0441\u0442\u0440\u043e\u043a \u0433\u0440\u0430\u0444\u043e-\u043e\u0440\u0438\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u044b\u0435 \u0411\u0414 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0442 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0443, \u043f\u043e\u0445\u043e\u0436\u0443\u044e \u043d\u0430 \u0441\u0435\u0442\u044c — \u0437\u0430\u0434\u0430\u044e\u0442\u0441\u044f \u0443\u0437\u043b\u044b, \u0438\u0445 \u0441\u0432\u043e\u0439\u0441\u0442\u0432\u0430 \u0438 \u043e\u0442\u043d\u043e\u0448\u0435\u043d\u0438\u044f \u043c\u0435\u0436\u0434\u0443 \u0443\u0437\u043b\u0430\u043c\u0438. AGE \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 Apache 2.0, \u043f\u0435\u0440\u0435\u0434\u0430\u043d \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0435\u0439 Bitnine \u043f\u043e\u0434 \u043f\u043e\u043a\u0440\u043e\u0432\u0438\u0442\u0435\u043b\u044c\u0441\u0442\u0432\u043e \u0424\u043e\u043d\u0434\u0430 Apache […]<\/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-88105","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47AGE \u00ebsht\u00eb nj\u00eb shtes\u00eb e p\u00ebrgatitur p\u00ebr PostgreSQL p\u00ebr ruajtjen e t\u00eb dh\u00ebnave n\u00eb form\u00ebn e nj\u00eb grafi | ProHoster","description":"P\u00ebr PostgreSQL \u00ebsht\u00eb propozuar nj\u00eb shtes\u00eb AGE (AgensGraph-Extension) me implementimin e gjuh\u00ebs s\u00eb 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