{"id":18374,"date":"2025-04-17T05:45:13","date_gmt":"2025-04-17T02:45:13","guid":{"rendered":"https:\/\/fatihsoysal.com\/blog\/debezium-ile-postgresqlden-degisikliklerin-yakalanmasi\/"},"modified":"2025-04-17T05:45:13","modified_gmt":"2025-04-17T02:45:13","slug":"debezium-ile-postgresqlden-degisikliklerin-yakalanmasi","status":"publish","type":"post","link":"https:\/\/fatihsoysal.com\/blog\/debezium-ile-postgresqlden-degisikliklerin-yakalanmasi\/","title":{"rendered":"Debezium ile PostgreSQL&#8217;den De\u011fi\u015fikliklerin Yakalanmas\u0131"},"content":{"rendered":"<p>Debezium ile PostgreSQL&#8217;den De\u011fi\u015fikliklerin Yakalanmas\u0131<\/p>\n<p>Merhaba! Ben Fatih Soysal ve bu makalede, veritaban\u0131 de\u011fi\u015fikliklerini yakalama ve i\u015fleme konusunda olduk\u00e7a pop\u00fcler bir ara\u00e7 olan Debezium&#8217;un PostgreSQL ile nas\u0131l entegre \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131 detayl\u0131 bir \u015fekilde inceleyece\u011fiz.  \u00d6ncelikle, Debezium&#8217;un ne oldu\u011funu ve neden kullan\u0131ld\u0131\u011f\u0131n\u0131 anlamak \u00f6nemlidir.  K\u0131saca \u00f6zetlemek gerekirse, Debezium, veritaban\u0131 olaylar\u0131n\u0131 ger\u00e7ek zamanl\u0131 olarak yakalayan ve bu olaylar\u0131 \u00e7e\u015fitli mesaj kuyruklar\u0131na veya i\u015flemcilere ileten bir da\u011f\u0131t\u0131k olay yakalama (CDC &#8211; Change Data Capture) arac\u0131d\u0131r. Bu sayede, verilerinizdeki de\u011fi\u015fiklikleri an\u0131nda tespit edip, bu de\u011fi\u015fiklikleri di\u011fer sistemlerinizle senkronize edebilirsiniz.  Bu, veri entegrasyonlar\u0131, ger\u00e7ek zamanl\u0131 analitik ve veri e\u015fitleme senaryolar\u0131 i\u00e7in olduk\u00e7a faydal\u0131d\u0131r.<\/p>\n<h2>Debezium&#8217;un PostgreSQL ile Entegrasyonu<\/h2>\n<p>Debezium, PostgreSQL ile olduk\u00e7a etkili bir \u015fekilde entegre \u00e7al\u0131\u015f\u0131r.  Bunun i\u00e7in,  PostgreSQL&#8217;in log-shipping \u00f6zelli\u011finden yararlan\u0131r.  Daha a\u00e7\u0131klay\u0131c\u0131 olmak gerekirse;  PostgreSQL&#8217;in WAL (Write-Ahead Log) dosyalar\u0131n\u0131 izler.  Bu log dosyalar\u0131, veritaban\u0131ndaki t\u00fcm de\u011fi\u015fiklikleri kaydeder.  Debezium, bu loglar\u0131 s\u00fcrekli olarak izleyerek, yap\u0131lan ekleme, g\u00fcncelleme ve silme i\u015flemlerini tespit eder.  Ard\u0131ndan, bu de\u011fi\u015fiklikleri JSON format\u0131nda,  konfig\u00fcrasyona ba\u011fl\u0131 olarak Kafka,  Amazon Kinesis veya di\u011fer mesaj kuyruklar\u0131na iletir.  Bu i\u015flem, ger\u00e7ek zamanl\u0131 olarak ve olduk\u00e7a d\u00fc\u015f\u00fck gecikmeyle ger\u00e7ekle\u015fir.  \u00d6rne\u011fin, bir sat\u0131r g\u00fcncellendi\u011finde, Debezium bu g\u00fcncellemeyi hemen yakalayarak ilgili mesaj kuyru\u011funa g\u00f6nderir.  Bu, uygulamalar\u0131n\u0131z\u0131n anl\u0131k veri g\u00fcncellemelerine sahip olmas\u0131n\u0131 sa\u011flar.<\/p>\n<p><b>Peki, bu nas\u0131l \u00e7al\u0131\u015f\u0131r?<\/b> Debezium, PostgreSQL&#8217;e \u00f6zel bir ba\u011flay\u0131c\u0131 (connector) kullan\u0131r. Bu ba\u011flay\u0131c\u0131, PostgreSQL&#8217;in WAL loglar\u0131n\u0131 izlemek ve i\u015flemek i\u00e7in \u00f6zel olarak tasarlanm\u0131\u015ft\u0131r.  Kurulum ve konfig\u00fcrasyonu nispeten kolayd\u0131r ve  Debezium&#8217;un resmi dok\u00fcmanlar\u0131nda detayl\u0131 olarak a\u00e7\u0131klanm\u0131\u015ft\u0131r.  Ayr\u0131ca,  \u00e7ok \u00e7e\u015fitli konfig\u00fcrasyon se\u00e7enekleri sunar. Bu se\u00e7enekler sayesinde,  izlenecek tablolar,  i\u015flenecek olay t\u00fcrleri ve  mesaj kuyru\u011funa g\u00f6nderilecek verilerin format\u0131 gibi bir\u00e7ok parametreyi \u00f6zelle\u015ftirebilirsiniz.  Bu \u00f6zelle\u015ftirme se\u00e7enekleri, Debezium&#8217;u  farkl\u0131 ihtiya\u00e7lara uyumlu hale getirir.<\/p>\n<h2>Avantajlar ve Dezavantajlar<\/h2>\n<p>Debezium&#8217;un PostgreSQL ile entegrasyonunun bir\u00e7ok avantaj\u0131 vard\u0131r.  \u00d6rne\u011fin, ger\u00e7ek zamanl\u0131 veri g\u00fcncellemeleri,  y\u00fcksek performans ve \u00f6l\u00e7eklenebilirlik sa\u011flamas\u0131 bunlardan sadece birka\u00e7\u0131d\u0131r.  Ancak, baz\u0131 dezavantajlar\u0131 da g\u00f6z ard\u0131 edilmemelidir.  Karma\u015f\u0131k konfig\u00fcrasyonlar,  performans sorunlar\u0131na yol a\u00e7abilecek yanl\u0131\u015f konfig\u00fcrasyonlar ve  \u00f6zellikle b\u00fcy\u00fck veritabanlar\u0131nda  kaynak t\u00fcketimi, dikkat edilmesi gereken noktalard\u0131r.  Yine de, do\u011fru \u015fekilde kuruldu\u011funda ve yap\u0131land\u0131r\u0131ld\u0131\u011f\u0131nda,  Debezium olduk\u00e7a etkili bir ara\u00e7t\u0131r.<\/p>\n<h2>\u00d6rnek Kullan\u0131m Senaryolar\u0131<\/h2>\n<p>Debezium, bir\u00e7ok farkl\u0131 senaryoda kullan\u0131labilir. \u00d6rne\u011fin,  e-ticaret uygulamalar\u0131nda stok seviyelerinin ger\u00e7ek zamanl\u0131 olarak g\u00fcncellenmesi,  finansal uygulamalarda i\u015flem kay\u0131tlar\u0131n\u0131n izlenmesi veya  sosyal medya platformlar\u0131nda aktivitelerin takip edilmesi gibi alanlarda olduk\u00e7a faydal\u0131d\u0131r.  Bu gibi durumlarda,  Debezium&#8217;un sa\u011flad\u0131\u011f\u0131 ger\u00e7ek zamanl\u0131 veri g\u00fcncellemeleri,  uygulamalar\u0131n daha dinamik ve kullan\u0131c\u0131 dostu olmas\u0131n\u0131 sa\u011flar.  Daha fazla \u00f6rnek i\u00e7in <a href=\"https:\/\/dev.to\/sequin\/how-debezium-captures-changes-from-postgres-35bn\">bu makaleye<\/a> g\u00f6z atabilirsiniz.<\/p>\n<h2>Sonu\u00e7<\/h2>\n<p>Debezium, PostgreSQL veritabanlar\u0131ndan de\u011fi\u015fiklikleri yakalamak i\u00e7in g\u00fc\u00e7l\u00fc ve esnek bir ara\u00e7t\u0131r. Do\u011fru \u015fekilde yap\u0131land\u0131r\u0131ld\u0131\u011f\u0131nda,  ger\u00e7ek zamanl\u0131 veri entegrasyonlar\u0131 ve analizleri i\u00e7in etkili bir \u00e7\u00f6z\u00fcm sunar.  Ancak,  karma\u015f\u0131k konfig\u00fcrasyon ve potansiyel performans sorunlar\u0131 g\u00f6z \u00f6n\u00fcnde bulundurulmal\u0131d\u0131r. Daha detayl\u0131 bilgi i\u00e7in <a href=\"https:\/\/fatihsoysal.com\">web sitemi<\/a> ziyaret edebilirsiniz.<\/p>\n<p>Umar\u0131m bu makale, Debezium&#8217;un PostgreSQL ile nas\u0131l \u00e7al\u0131\u015ft\u0131\u011f\u0131 konusunda size yard\u0131mc\u0131 olmu\u015ftur.  Sorular\u0131n\u0131z veya yorumlar\u0131n\u0131z varsa, l\u00fctfen bana bildirin.<\/p>\n<p>#Etiketler: Debezium, PostgreSQL, Veri Entegrasyonu, Change Data Capture (CDC), Ger\u00e7ek Zamanl\u0131 Veri \u0130\u015fleme, WAL, Log Shipping, Kafka, Veritaban\u0131 Olaylar\u0131, Fatih Soysal<\/p>\n","protected":false},"excerpt":{"rendered":"Debezium ile PostgreSQL&#8217;den De\u011fi\u015fikliklerin Yakalanmas\u0131 Merhaba! Ben Fatih Soysal ve bu makalede, veritaban\u0131 de\u011fi\u015fikliklerini yakalama ve i\u015fleme konusunda&hellip;","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"csco_page_header_type":"","csco_page_load_nextpost":"","csco_page_subscribe_form":"","csco_page_contact_form":"","footnotes":""},"categories":[1],"tags":[],"class_list":{"0":"post-18374","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-genel","7":"cs-entry","8":"cs-video-wrap"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v20.5 (Yoast SEO v25.3.1) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Debezium ile PostgreSQL&#039;den De\u011fi\u015fikliklerin Yakalanmas\u0131<\/title>\n<meta name=\"description\" content=\"Merhaba! Ben Fatih Soysal ve bu makalede, veritaban\u0131 de\u011fi\u015fikliklerini yakalama ve i\u015fleme konusunda olduk\u00e7a pop\u00fcler bir ara\u00e7 olan Debezium&#039;un PostgreSQL ile nas\u0131l entegre \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131 detayl\u0131 bir \u015fekilde inceleyece\u011fiz. \u00d6ncelikle, Debezium&#039;un ne oldu\u011funu ve neden kullan\u0131ld\u0131\u011f\u0131n\u0131 anlamak \u00f6nemlidir. K\u0131saca \u00f6zetlemek gerekirse, Debezium, veritaban\u0131 olaylar\u0131n\u0131 ger\u00e7ek zamanl\u0131 olarak yakalayan ve bu olaylar\u0131 \u00e7e\u015fitli mesaj kuyruklar\u0131na veya i\u015flemcilere ileten bir da\u011f\u0131t\u0131k olay yakalama (CDC - Change Data Capture) arac\u0131d\u0131r. Bu sayede, verilerinizdeki de\u011fi\u015fiklikleri an\u0131nda tespit edip, bu de\u011fi\u015fiklikleri di\u011fer sistemlerinizle senkronize edebilirsiniz. Bu, veri entegrasyonlar\u0131, ger\u00e7ek zamanl\u0131 analitik ve veri e\u015fitleme senaryolar\u0131 i\u00e7in olduk\u00e7a faydal\u0131d\u0131r.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/fatihsoysal.com\/blog\/debezium-ile-postgresqlden-degisikliklerin-yakalanmasi\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Debezium ile PostgreSQL&#039;den De\u011fi\u015fikliklerin Yakalanmas\u0131\" \/>\n<meta property=\"og:description\" content=\"Merhaba! Ben Fatih Soysal ve bu makalede, veritaban\u0131 de\u011fi\u015fikliklerini yakalama ve i\u015fleme konusunda olduk\u00e7a pop\u00fcler bir ara\u00e7 olan Debezium&#039;un PostgreSQL ile nas\u0131l entegre \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131 detayl\u0131 bir \u015fekilde inceleyece\u011fiz. \u00d6ncelikle, Debezium&#039;un ne oldu\u011funu ve neden kullan\u0131ld\u0131\u011f\u0131n\u0131 anlamak \u00f6nemlidir. K\u0131saca \u00f6zetlemek gerekirse, Debezium, veritaban\u0131 olaylar\u0131n\u0131 ger\u00e7ek zamanl\u0131 olarak yakalayan ve bu olaylar\u0131 \u00e7e\u015fitli mesaj kuyruklar\u0131na veya i\u015flemcilere ileten bir da\u011f\u0131t\u0131k olay yakalama (CDC - Change Data Capture) arac\u0131d\u0131r. Bu sayede, verilerinizdeki de\u011fi\u015fiklikleri an\u0131nda tespit edip, bu de\u011fi\u015fiklikleri di\u011fer sistemlerinizle senkronize edebilirsiniz. Bu, veri entegrasyonlar\u0131, ger\u00e7ek zamanl\u0131 analitik ve veri e\u015fitleme senaryolar\u0131 i\u00e7in olduk\u00e7a faydal\u0131d\u0131r.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/fatihsoysal.com\/blog\/debezium-ile-postgresqlden-degisikliklerin-yakalanmasi\/\" \/>\n<meta property=\"og:site_name\" content=\"Kodlar\u0131n Gizemli D\u00fcnyas\u0131\" \/>\n<meta property=\"article:published_time\" content=\"2025-04-17T02:45:13+00:00\" \/>\n<meta name=\"author\" content=\"Fatih Soysal\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Yazan:\" \/>\n\t<meta name=\"twitter:data1\" content=\"Fatih Soysal\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tahmini okuma s\u00fcresi\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 dakika\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/fatihsoysal.com\/blog\/debezium-ile-postgresqlden-degisikliklerin-yakalanmasi\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/debezium-ile-postgresqlden-degisikliklerin-yakalanmasi\/\"},\"author\":{\"name\":\"Fatih Soysal\",\"@id\":\"https:\/\/fatihsoysal.com\/blog\/#\/schema\/person\/002a254750921dcfd568a99e48240dd1\"},\"headline\":\"Debezium ile PostgreSQL&#8217;den De\u011fi\u015fikliklerin Yakalanmas\u0131\",\"datePublished\":\"2025-04-17T02:45:13+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/debezium-ile-postgresqlden-degisikliklerin-yakalanmasi\/\"},\"wordCount\":685,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/#\/schema\/person\/002a254750921dcfd568a99e48240dd1\"},\"inLanguage\":\"tr\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/fatihsoysal.com\/blog\/debezium-ile-postgresqlden-degisikliklerin-yakalanmasi\/#respond\"]}],\"copyrightYear\":\"2025\",\"copyrightHolder\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/#organization\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/fatihsoysal.com\/blog\/debezium-ile-postgresqlden-degisikliklerin-yakalanmasi\/\",\"url\":\"https:\/\/fatihsoysal.com\/blog\/debezium-ile-postgresqlden-degisikliklerin-yakalanmasi\/\",\"name\":\"Debezium ile PostgreSQL'den De\u011fi\u015fikliklerin Yakalanmas\u0131\",\"isPartOf\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/#website\"},\"datePublished\":\"2025-04-17T02:45:13+00:00\",\"description\":\"Merhaba! Ben Fatih Soysal ve bu makalede, veritaban\u0131 de\u011fi\u015fikliklerini yakalama ve i\u015fleme konusunda olduk\u00e7a pop\u00fcler bir ara\u00e7 olan Debezium'un PostgreSQL ile nas\u0131l entegre \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131 detayl\u0131 bir \u015fekilde inceleyece\u011fiz. \u00d6ncelikle, Debezium'un ne oldu\u011funu ve neden kullan\u0131ld\u0131\u011f\u0131n\u0131 anlamak \u00f6nemlidir. K\u0131saca \u00f6zetlemek gerekirse, Debezium, veritaban\u0131 olaylar\u0131n\u0131 ger\u00e7ek zamanl\u0131 olarak yakalayan ve bu olaylar\u0131 \u00e7e\u015fitli mesaj kuyruklar\u0131na veya i\u015flemcilere ileten bir da\u011f\u0131t\u0131k olay yakalama (CDC - Change Data Capture) arac\u0131d\u0131r. Bu sayede, verilerinizdeki de\u011fi\u015fiklikleri an\u0131nda tespit edip, bu de\u011fi\u015fiklikleri di\u011fer sistemlerinizle senkronize edebilirsiniz. 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Ben Fatih Soysal ve bu makalede, veritaban\u0131 de\u011fi\u015fikliklerini yakalama ve i\u015fleme konusunda olduk\u00e7a pop\u00fcler bir ara\u00e7 olan Debezium'un PostgreSQL ile nas\u0131l entegre \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131 detayl\u0131 bir \u015fekilde inceleyece\u011fiz. \u00d6ncelikle, Debezium'un ne oldu\u011funu ve neden kullan\u0131ld\u0131\u011f\u0131n\u0131 anlamak \u00f6nemlidir. K\u0131saca \u00f6zetlemek gerekirse, Debezium, veritaban\u0131 olaylar\u0131n\u0131 ger\u00e7ek zamanl\u0131 olarak yakalayan ve bu olaylar\u0131 \u00e7e\u015fitli mesaj kuyruklar\u0131na veya i\u015flemcilere ileten bir da\u011f\u0131t\u0131k olay yakalama (CDC - Change Data Capture) arac\u0131d\u0131r. Bu sayede, verilerinizdeki de\u011fi\u015fiklikleri an\u0131nda tespit edip, bu de\u011fi\u015fiklikleri di\u011fer sistemlerinizle senkronize edebilirsiniz. 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