{"id":30767,"date":"2019-10-31T21:37:21","date_gmt":"2019-10-31T18:37:21","guid":{"rendered":"https:\/\/prohoster.info\/blog\/sintez-kak-odin-iz-metodov-uluchsheniya-proizvoditelnosti-postgresql\/"},"modified":"2019-10-31T21:37:21","modified_gmt":"2019-10-31T18:37:21","slug":"sintez-kak-odin-iz-metodov-uluchsheniya-proizvoditelnosti-postgresql","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/administrirovanie\/sintez-kak-odin-iz-metodov-uluchsheniya-proizvoditelnosti-postgresql","title":{"rendered":"Sinteza si nj\u00eb nga metodat p\u00ebr p\u00ebrmir\u00ebsimin e performanc\u00ebs s\u00eb PostgreSQL","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"Sinteza si nj\u00eb nga metodat p\u00ebr p\u00ebrmir\u00ebsimin e performanc\u00ebs s\u00eb PostgreSQL\" src=\"\/wp-content\/uploads\/2019\/04\/6960ab96e829332fbde0b2aebd79b48a.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<h3>Hyrje filozofike<\/h3>\n<p>\nSi\u00e7 dihet, ekzistojn\u00eb dy metoda p\u00ebr zgjidhjen e problemeve:<\/p>\n<ol>\n<li>Metoda e analiz\u00ebs ose metoda e deduktimit, nga e p\u00ebrgjithshmja n\u00eb t\u00eb ve\u00e7ant\u00ebn.<\/li>\n<li>Metoda e sintez\u00ebs ose metoda e induksionit, nga t\u00eb ve\u00e7antat n\u00eb t\u00eb p\u00ebrgjithshmen.<\/li>\n<\/ol>\n<p>\nP\u00ebr t\u00eb zgjidhur problemin \"p\u00ebrmir\u00ebsimi i performanc\u00ebs s\u00eb baz\u00ebs s\u00eb t\u00eb dh\u00ebnave\", kjo mund t\u00eb duket si m\u00eb posht\u00eb.<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><br \/>\n<b>Analiza<\/b> \u2014 analizojm\u00eb problemin n\u00eb pjes\u00eb t\u00eb ve\u00e7anta dhe duke i zgjidhur ato, p\u00ebrpiqemi t\u00eb p\u00ebrmir\u00ebsojm\u00eb performanc\u00ebn e p\u00ebrgjithshme t\u00eb baz\u00ebs s\u00eb t\u00eb dh\u00ebnave.<\/p>\n<p>N\u00eb praktik\u00eb, analiza duket p\u00ebraf\u00ebrsisht k\u00ebshtu:<\/p>\n<ul>\n<li>Shfaqet nj\u00eb problem (incident performanc\u00ebs) <\/li>\n<li>Mblidhemi informacion statistikor mbi gjendjen e baz\u00ebs s\u00eb t\u00eb dh\u00ebnave<\/li>\n<li>K\u00ebrkojm\u00eb ngushtica (bottlenecks)<\/li>\n<li>Zgjidhim problemet e ngushticave<\/li>\n<\/ul>\n<p>\n<b>Ngushticat e baz\u00ebs s\u00eb t\u00eb dh\u00ebnave<\/b> \u2014 infrastruktura (CPU, Memorie, Disqe, Rrjeti, OS), konfigurimet (postgresql.conf), pyetjet:<\/p>\n<p><b>Infrastruktura<\/b>: mund\u00ebsit\u00eb p\u00ebr ndikim dhe ndryshim p\u00ebr inxhinierin \u2014 pothuajse zero.<\/p>\n<p><b>Cil\u00ebsimet e baz\u00ebs s\u00eb t\u00eb dh\u00ebnave<\/b>: mund\u00ebsit\u00eb p\u00ebr ndryshime jan\u00eb pak m\u00eb t\u00eb shumta sesa n\u00eb rastin e m\u00ebparsh\u00ebm, por zakonisht jan\u00eb mjaft t\u00eb v\u00ebshtira, ve\u00e7an\u00ebrisht n\u00eb re.<\/p>\n<p><b>K\u00ebrkesat<\/b> p\u00ebr baz\u00ebn e t\u00eb dh\u00ebnave: <u>e vetmja zon\u00eb p\u00ebr manovra<\/u>.<\/p>\n<p><b>Sintez\u00eb<\/b> \u2014 p\u00ebrmir\u00ebsojm\u00eb performanc\u00ebn e pjes\u00ebve individuale, duke pritur q\u00eb n\u00eb p\u00ebrfundim performanca e baz\u00ebs s\u00eb t\u00eb dh\u00ebnave t\u00eb p\u00ebrmir\u00ebsohet. <\/p>\n<h3>Hyrje lirike ose pse na duhen t\u00eb gjitha k\u00ebto <\/h3>\n<p>\nSi ndodh procesi i zgjidhjes s\u00eb incidenteve t\u00eb performanc\u00ebs, n\u00ebse performanca e baz\u00ebs s\u00eb t\u00eb dh\u00ebnave nuk monitorohet: <\/p>\n<p>Klienti - \"gjendja jon\u00eb \u00ebsht\u00eb keq, vonesa, na b\u00ebni t\u00eb mir\u00eb\"<br \/>\nInxhinieri - \"keq do t\u00eb thot\u00eb si?\"<br \/>\nKlienti \u2013 \"ja si \u00ebsht\u00eb tani (para nj\u00eb ore, dje, n\u00eb pun\u00ebn e kaluar), ngadal\u00eb\"<br \/>\nInxhinieri \u2013 \"kur ishte mir\u00eb?\"<br \/>\nKlienti \u2013 \"para nj\u00eb jave (dy jav\u00eb) ishte mir\u00eb.\" (Ishte fat)<br \/>\nKlienti \u2013 \"nuk e mbaj mend kur ishte mir\u00eb, por tani \u00ebsht\u00eb keq\" (P\u00ebrgjigja e zakonshme)<\/p>\n<p>Si rezultat, p\u00ebrfundon nj\u00eb pamje klasike:<\/p>\n<p><img decoding=\"async\" alt=\"Sinteza si nj\u00eb nga metodat p\u00ebr p\u00ebrmir\u00ebsimin e performanc\u00ebs s\u00eb PostgreSQL\" src=\"\/wp-content\/uploads\/2019\/04\/836777a3f813b1f5c36cc23aa5af6ad0.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<h3>Kush \u00ebsht\u00eb fajtor dhe \u00e7far\u00eb t\u00eb b\u00ebjm\u00eb?<\/h3>\n<p>\nPjesa e par\u00eb e pyetjes \u00ebsht\u00eb m\u00eb e leht\u00eb p\u00ebr t'u p\u00ebrgjigjur \u2014 gjithmon\u00eb \u00ebsht\u00eb inxhinieri DBA q\u00eb \u00ebsht\u00eb fajtor. <\/p>\n<p>Pjesa e dyt\u00eb gjithashtu nuk \u00ebsht\u00eb shum\u00eb e v\u00ebshtir\u00eb \u2014 duhet t\u00eb implementojm\u00eb nj\u00eb sistem monitorimi p\u00ebr performanc\u00ebn e baz\u00ebs s\u00eb t\u00eb dh\u00ebnave.<\/p>\n<p>Shfaqet pyetja e par\u00eb \u2014 <b>\u00c7far\u00eb t\u00eb monitorojm\u00eb?<\/b><\/p>\n<p><b>Rruga 1. Do t\u00eb monitorojm\u00eb T\u00cb GJITHA<\/b><\/p>\n<p><img decoding=\"async\" alt=\"Sinteza si nj\u00eb nga metodat p\u00ebr p\u00ebrmir\u00ebsimin e performanc\u00ebs s\u00eb PostgreSQL\" src=\"\/wp-content\/uploads\/2019\/04\/9aa90bcce679e67d1749e270828cf792.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nNgarkes\u00ebn e CPU, numrin e operacioneve t\u00eb leximit\/shkrimit t\u00eb diskut, madh\u00ebsin\u00eb e memories s\u00eb dedikuar, dhe nj\u00eb ton ndryshuesh k\u00ebrkuesish t\u00eb ndrysh\u00ebm q\u00eb \u00e7do sistem monitorimi disi i funksionuesh\u00ebm mund t\u00eb ofroj\u00eb.<\/p>\n<p>Si rezultat, merrni nj\u00eb grumbull grafik\u00ebsh, tabelash p\u00ebrmbledh\u00ebse, dhe njoftime t\u00eb vazhdueshme n\u00eb email dhe ngarkes\u00eb 100% p\u00ebr inxhinierin p\u00ebr t\u00eb zgjidhur nj\u00eb grumbull biletash t\u00eb ngjashme, megjithat\u00eb, zakonisht me formulime standarde - \"\u00c7\u00ebshtje t\u00eb p\u00ebrkohshme. Asnj\u00eb veprim i nevojsh\u00ebm\". Megjithat\u00eb, t\u00eb gjith\u00eb jan\u00eb t\u00eb angazhuar, dhe gjithmon\u00eb ka di\u00e7ka p\u00ebr t\u00eb treguar p\u00ebr klientin \u2014 puna po culminon.<\/p>\n<h3>Rruga 2. Monitoroni vet\u00ebm at\u00eb q\u00eb \u00ebsht\u00eb e nevojshme, dhe at\u00eb q\u00eb nuk \u00ebsht\u00eb e nevojshme, nuk duhet ta monitoroni<\/h3>\n<p>\nMund t\u00eb monitoroni, disi ndryshe - vet\u00ebm entitetet dhe ngjarjet:<\/p>\n<ul>\n<li>P\u00ebr t\u00eb cilat inxhinieri DBA mund t\u00eb ndikoj\u00eb<\/li>\n<li>P\u00ebr t\u00eb cilat ekziston nj\u00eb algorit\u00ebm veprimi n\u00eb rast se ndodhin ngjarje ose ndryshime n\u00eb entitet.<\/li>\n<\/ul>\n<p>\nDuke e marr\u00eb k\u00ebt\u00eb supozim dhe duke kujtuar \"<b>Hyrje filozofike<\/b>\" me q\u00ebllim q\u00eb t\u00eb shmangim p\u00ebrs\u00ebritjen e rregullt t\u00eb \"<b>Hyrje lirike ose pse na duhen t\u00eb gjitha k\u00ebto<\/b>\", do t\u00eb ishte e arsyeshme t\u00eb monitoronim performanc\u00ebn e pyetjeve t\u00eb ve\u00e7anta, p\u00ebr optimizim dhe analiz\u00eb, q\u00eb n\u00eb fund do t\u00eb duhet t\u00eb \u00e7oj\u00eb n\u00eb p\u00ebrmir\u00ebsimin e performanc\u00ebs s\u00eb t\u00eb gjith\u00eb baz\u00ebs s\u00eb t\u00eb dh\u00ebnave. <\/p>\n<p>Por p\u00ebr t\u00eb p\u00ebrmir\u00ebsuar nj\u00eb k\u00ebrkes\u00eb t\u00eb r\u00ebnd\u00eb, e cila ndikon n\u00eb performanc\u00ebn e p\u00ebrgjithshme t\u00eb baz\u00ebs s\u00eb t\u00eb dh\u00ebnave, duhet s\u00eb pari ta gjejm\u00eb at\u00eb. <\/p>\n<p>Pra, shfaqen dy pyetje t\u00eb lidhura:<\/p>\n<ul>\n<li>Cila k\u00ebrkes\u00eb konsiderohet e r\u00ebnd\u00eb <\/li>\n<li>Si t\u00eb k\u00ebrkojm\u00eb k\u00ebrkesat e r\u00ebnda.<\/li>\n<\/ul>\n<p>\nNatyrisht, nj\u00eb k\u00ebrkes\u00eb e r\u00ebnd\u00eb \u00ebsht\u00eb ajo q\u00eb p\u00ebrdor shum\u00eb burime t\u00eb OS p\u00ebr t\u00eb marr\u00eb rezultatin.<\/p>\n<p><b>Kalojm\u00eb n\u00eb pyetjen e dyt\u00eb \u2014 si t\u00eb k\u00ebrkojm\u00eb dhe pastaj t\u00eb monitorojm\u00eb k\u00ebrkesat e r\u00ebnda?<\/b><\/p>\n<h3>Cilat jan\u00eb mund\u00ebsit\u00eb p\u00ebr monitorimin e pyetjeve n\u00eb PostgreSQL? <\/h3>\n<p>\nN\u00eb krahasim me Oracle, mund\u00ebsit\u00eb jan\u00eb pak, por megjithat\u00eb disa gj\u00ebra mund t\u00eb b\u00ebhen.<\/p>\n<p><img decoding=\"async\" alt=\"Sinteza si nj\u00eb nga metodat p\u00ebr p\u00ebrmir\u00ebsimin e performanc\u00ebs s\u00eb PostgreSQL\" src=\"\/wp-content\/uploads\/2019\/04\/995419a92c0b340512bef6221e76822f.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<h3>PG_STAT_STATEMENTS<\/h3>\n<p>\nP\u00ebr t\u00eb gjetur dhe monitoruar k\u00ebrkesat e r\u00ebnda n\u00eb PostgreSQL, \u00ebsht\u00eb zgjerimi standart pg_stat_statements.<\/p>\n<p>Pas instalimit t\u00eb zgjerimit n\u00eb baz\u00ebn e t\u00eb dh\u00ebnave q\u00ebllim, shfaqet nj\u00eb pamje e quajtur nj\u00ebsoj, e cila duhet t\u00eb p\u00ebrdoret p\u00ebr q\u00ebllimet e monitorimit.<\/p>\n<p>Kolonat e synuara pg_stat_statements p\u00ebr nd\u00ebrtimin e nj\u00eb sistemi monitorimi:<\/p>\n<ul>\n<li><b>queryid <\/b>Hesh kodi internal, i llogaritur mbi pem\u00ebn e analiz\u00ebs s\u00eb operatorit<\/li>\n<li><b>max_time <\/b>Koha maksimale e kaluar p\u00ebr operatorin, n\u00eb milisekonda<\/li>\n<\/ul>\n<p>\nDuke akumuluar dhe p\u00ebrdorur statistikat mbi k\u00ebto dy kolona, mund t\u00eb nd\u00ebrtojm\u00eb nj\u00eb sistem monitorimi.<\/p>\n<h3>Si p\u00ebrdoret pg_stat_statements p\u00ebr monitorimin e performanc\u00ebs n\u00eb PostgreSQL<\/h3>\n<p>\n<img decoding=\"async\" alt=\"Sinteza si nj\u00eb nga metodat p\u00ebr p\u00ebrmir\u00ebsimin e performanc\u00ebs s\u00eb PostgreSQL\" src=\"\/wp-content\/uploads\/2019\/04\/fbec099eb6ff2de2fb3c90c7cbcf9505.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nP\u00ebr t\u00eb monitoruar performanc\u00ebn e pyetjeve, p\u00ebrdoren:<br \/>\nN\u00eb an\u00ebn e baz\u00ebs s\u00eb t\u00eb dh\u00ebnave q\u00ebllim \u2014 pamja pg_stat_statements <br \/>\nNga ana e <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/sq\/server\/dts-los-angeles\/\"   title=\"server\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3479\">server<\/a> dhe baz\u00ebs s\u00eb t\u00eb dh\u00ebnave t\u00eb monitorimit \u2014 nj\u00eb grup skenesh bash dhe tabela sh\u00ebrbimi.<\/p>\n<h3>Faza 1 \u2014 mbledhja e t\u00eb dh\u00ebnave statistikore<\/h3>\n<p>\nN\u00eb serverin e monitorimit, nj\u00eb skript ekzekutohet rregullisht p\u00ebrmes cron q\u00eb kopjon p\u00ebrmbajtjen e shfaqjes pg_stat_statements nga baza e t\u00eb dh\u00ebnave objektiv n\u00eb tabel\u00ebn pg_stat_history t\u00eb baz\u00ebs s\u00eb t\u00eb dh\u00ebnave t\u00eb monitorimit. <\/p>\n<p>K\u00ebshtu, formohet nj\u00eb histori e ekzekutimeve t\u00eb k\u00ebrkesave individuale, e cila mund t\u00eb p\u00ebrdoret p\u00ebr t\u00eb krijuar raporte mbi performanc\u00ebn dhe p\u00ebr t\u00eb optimizuar metrikat.<\/p>\n<h3>Faza 2 \u2014 konfigurimi i metrikave t\u00eb performanc\u00ebs<\/h3>\n<p>\nBazuar n\u00eb t\u00eb dh\u00ebnat e mbledhura, ne zgjedhim k\u00ebrkesat t\u00eb cilat jan\u00eb m\u00eb kritike\/t\u00eb r\u00ebnd\u00ebsishme p\u00ebr klientin (aplikacionin). N\u00eb p\u00ebrputhje me at\u00eb q\u00eb \u00ebsht\u00eb r\u00ebn\u00eb dakord me porosit\u00ebsin, ne vendosim vlerat e metrikave t\u00eb performanc\u00ebs duke p\u00ebrdorur fushat queryid dhe max_time. <\/p>\n<h3>Rezultati \u2014 nisja e monitorimit t\u00eb performanc\u00ebs<\/h3>\n<p><\/p>\n<ol>\n<li>Skripti i monitorimit, n\u00eb fillim t\u00eb ekzekutimit, kontrollon metrikat e performanc\u00ebs t\u00eb konfiguruara, duke krahasuar vler\u00ebn max_time t\u00eb metrik\u00ebs me vler\u00ebn nga shfaqja pg_stat_statements n\u00eb baz\u00ebn e t\u00eb dh\u00ebnave objektiv.<\/li>\n<li>N\u00ebse vlera n\u00eb baz\u00ebn e t\u00eb dh\u00ebnave objektiv mbi kalon vler\u00ebn e metrik\u00ebs \u2013 formohet nj\u00eb paralajm\u00ebrim (incident n\u00eb sistemin e biletave)<\/li>\n<\/ol>\n<p><\/p>\n<h3>Mund\u00ebsia shtes\u00eb 1<\/h3>\n<p>\n<b>Historia e planeve t\u00eb ekzekutimit t\u00eb k\u00ebrkesave<\/b><\/p>\n<p>P\u00ebr zgjidhjen e incidenteve t\u00eb performanc\u00ebs, \u00ebsht\u00eb shum\u00eb e dobishme t\u00eb kemi historin\u00eb e ndryshimeve t\u00eb planeve t\u00eb ekzekutimit t\u00eb k\u00ebrkesave. <\/p>\n<p>P\u00ebr ruajtjen e historis\u00eb p\u00ebrdoret tabela ndihm\u00ebse log_query. Tabela mbushet gjat\u00eb analiz\u00ebs s\u00eb skedarit t\u00eb ngarkuar t\u00eb regjistrave t\u00eb PostgreSQL. Ndryshe nga shfaqja pg_stat_statements, n\u00eb skedarin e regjistrit p\u00ebrfshihet teksti i plot\u00eb me vlerat e parametrave t\u00eb ekzekutimit, dhe jo teksti i normalizuar, duke ofruar mund\u00ebsin\u00eb p\u00ebr t\u00eb regjistruar jo vet\u00ebm koh\u00ebn dhe gjat\u00ebshm\u00ebrin\u00eb e k\u00ebrkesave, por edhe p\u00ebr t\u00eb mbajtur planet e ekzekutimit n\u00eb momentin aktual.<\/p>\n<h3>Mund\u00ebsia shtes\u00eb 2<\/h3>\n<p>\n<b>Procesi i vazhduesh\u00ebm i p\u00ebrmir\u00ebsimit t\u00eb performanc\u00ebs<\/b><\/p>\n<p>Monitorimi i k\u00ebrkesave individuale, n\u00eb p\u00ebrgjith\u00ebsi, nuk \u00ebsht\u00eb i krijuar p\u00ebr t\u00eb zgjidhur problemin e p\u00ebrmir\u00ebsimit t\u00eb vazhduesh\u00ebm t\u00eb performanc\u00ebs s\u00eb baz\u00ebs s\u00eb t\u00eb dh\u00ebnave n\u00eb t\u00ebr\u00ebsi, pasi ai kontrollon dhe zgjidh problemet e performanc\u00ebs vet\u00ebm p\u00ebr k\u00ebrkesa t\u00eb ve\u00e7anta. Megjithat\u00eb, metoda mund t\u00eb zgjerzohet dhe t\u00eb konfigurohet monitorimi i k\u00ebrkesave p\u00ebr t\u00eb gjitha bazat e t\u00eb dh\u00ebnave. <\/p>\n<p>P\u00ebr k\u00ebt\u00eb, \u00ebsht\u00eb e nevojshme t\u00eb futen metrika t\u00eb tjera t\u00eb performanc\u00ebs:<\/p>\n<ul>\n<li>N\u00eb dit\u00ebt e fundit<\/li>\n<li>P\u00ebr periudh\u00ebn baz\u00eb<\/li>\n<\/ul>\n<p>\nSkripti zgjedh k\u00ebrkesat nga shfaqja pg_stat_statements n\u00eb baz\u00ebn e t\u00eb dh\u00ebnave objektiv dhe krahason vler\u00ebn max_time me vler\u00ebn mesatare max_time, n\u00eb rastin e par\u00eb p\u00ebr dit\u00ebt e fundit ose p\u00ebr periudh\u00ebn e zgjedhur (baseline), dhe n\u00eb t\u00eb dytin.<\/p>\n<p>K\u00ebshtu, n\u00eb rast se ndodh degradimi i performanc\u00ebs p\u00ebr \u00e7do k\u00ebrkes\u00eb, nj\u00eb paralajm\u00ebrim do t\u00eb formohet automatikisht, pa analiz\u00eb manuale t\u00eb raporteve. <\/p>\n<h3>E \u00e7far\u00eb lidhje ka me sintez\u00ebn?<\/h3>\n<p>\nN\u00eb qasjen e p\u00ebrshkruar, ashtu si\u00e7 parashikon metoda e sintez\u00ebs \u2014 duke p\u00ebrmir\u00ebsuar pjes\u00ebt e ve\u00e7anta t\u00eb sistemit, ne p\u00ebrmir\u00ebsojm\u00eb sistemin n\u00eb t\u00ebr\u00ebsi.<\/p>\n<ul>\n<li>K\u00ebrkesa e ekzekutuar nga baza e t\u00eb dh\u00ebnave \u2014 teza<\/li>\n<li>K\u00ebrkesa e modifikuar \u2014 antiteza<\/li>\n<li>Ndryshimi i gjendjes s\u00eb sistemit \u2014 sinteza<\/li>\n<\/ul>\n<p>\n<img decoding=\"async\" alt=\"Sinteza si nj\u00eb nga metodat p\u00ebr p\u00ebrmir\u00ebsimin e performanc\u00ebs s\u00eb PostgreSQL\" src=\"\/wp-content\/uploads\/2019\/04\/088abb9900319353a42d236d26a20a2c.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<h3>Zhvillimi i sistemit<\/h3>\n<p><\/p>\n<ul>\n<li>Zgjerimi i statistikave t\u00eb mbledhura duke shtuar historin\u00eb p\u00ebr shfaqjen sistematike pg_stat_activity<\/li>\n<li>Zgjerimi i statistikave t\u00eb mbledhura duke shtuar historin\u00eb p\u00ebr statistikat e tabelave t\u00eb ve\u00e7anta q\u00eb marrin pjes\u00eb n\u00eb k\u00ebrkesa <\/li>\n<li>Integrimi me sistemin e monitorimit n\u00eb AWS<\/li>\n<li>Dhe p\u00ebr m\u00eb tep\u00ebr, mund t\u00eb mendohet di\u00e7ka tjet\u00ebr...<\/li>\n<\/ul>\n<p>Burimi: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/post\/444988\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0424\u0438\u043b\u043e\u0441\u043e\u0444\u0441\u043a\u043e\u0435 \u0432\u0441\u0442\u0443\u043f\u043b\u0435\u043d\u0438\u0435 \u041a\u0430\u043a \u0438\u0437\u0432\u0435\u0441\u0442\u043d\u043e, \u0441\u0443\u0449\u0435\u0441\u0442\u0432\u0443\u0435\u0442 \u0432\u0441\u0435\u0433\u043e \u0434\u0432\u0430 \u043c\u0435\u0442\u043e\u0434\u0430 \u0434\u043b\u044f \u0440\u0435\u0448\u0435\u043d\u0438\u044f \u0437\u0430\u0434\u0430\u0447: \u041c\u0435\u0442\u043e\u0434 \u0430\u043d\u0430\u043b\u0438\u0437\u0430 \u0438\u043b\u0438 \u043c\u0435\u0442\u043e\u0434 \u0434\u0435\u0434\u0443\u043a\u0446\u0438\u0438, \u0438\u043b\u0438 \u043e\u0442 \u043e\u0431\u0449\u0435\u0433\u043e \u043a \u0447\u0430\u0441\u0442\u043d\u043e\u043c\u0443. \u041c\u0435\u0442\u043e\u0434 \u0441\u0438\u043d\u0442\u0435\u0437\u0430 \u0438\u043b\u0438 \u043c\u0435\u0442\u043e\u0434 \u0438\u043d\u0434\u0443\u043a\u0446\u0438\u0438, \u0438\u043b\u0438 \u043e\u0442 \u0447\u0430\u0441\u0442\u043d\u043e\u0433\u043e \u043a \u043e\u0431\u0449\u0435\u043c\u0443. \u0414\u043b\u044f \u0440\u0435\u0448\u0435\u043d\u0438\u044f \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u201c\u0443\u043b\u0443\u0447\u0448\u0438\u0442\u044c \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u044c \u0431\u0430\u0437\u044b \u0434\u0430\u043d\u043d\u044b\u0445\u201d \u044d\u0442\u043e \u043c\u043e\u0436\u0435\u0442 \u0432\u044b\u0433\u043b\u044f\u0434\u0435\u0442\u044c \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0438\u043c \u043e\u0431\u0440\u0430\u0437\u043e\u043c. \u0410\u043d\u0430\u043b\u0438\u0437 \u2014 \u0440\u0430\u0437\u0431\u0438\u0440\u0430\u0435\u043c \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0443 \u043d\u0430 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u044b\u0435 \u0447\u0430\u0441\u0442\u0438 \u0438 \u0440\u0435\u0448\u0430\u044f \u0438\u0445 \u043f\u044b\u0442\u0430\u0435\u043c\u0441\u044f \u0432 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":22752,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-30767","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - aioseo.com -->\n\t<meta name=\"description\" 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Metoda e sintez\u00ebs ose metoda e induksionit, ose nga e ve\u00e7ant\u00eb n\u00eb t\u00eb p\u00ebrgjithshmen. P\u00ebr zgjidhjen e problemit \"p\u00ebrmir\u00ebsimi i performanc\u00ebs s\u00eb databaz\u00ebs\" kjo mund t\u00eb duket si m\u00eb posht\u00eb. 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