{"id":29958,"date":"2025-09-22T05:40:24","date_gmt":"2025-09-22T02:40:24","guid":{"rendered":"https:\/\/fatihsoysal.com\/blog\/sqlde-tarih-ve-zaman-verileriyle-calisma\/"},"modified":"2025-09-22T05:40:24","modified_gmt":"2025-09-22T02:40:24","slug":"sqlde-tarih-ve-zaman-verileriyle-calisma","status":"publish","type":"post","link":"https:\/\/fatihsoysal.com\/blog\/sqlde-tarih-ve-zaman-verileriyle-calisma\/","title":{"rendered":"SQL&#8217;de Tarih ve Zaman Verileriyle \u00c7al\u0131\u015fma"},"content":{"rendered":"<p># SQL&#8217;de Tarih ve Zaman Verileriyle \u00c7al\u0131\u015fma Rehberi<\/p>\n<p>Veri tabanlar\u0131nda tarih ve zaman verileriyle do\u011fru ve verimli bir \u015fekilde \u00e7al\u0131\u015fmak, bir\u00e7ok uygulaman\u0131n temelini olu\u015fturur. M\u00fc\u015fteri kay\u0131tlar\u0131n\u0131 y\u00f6netmekten, sipari\u015f takibine, raporlama ve analitik i\u015flemlere kadar geni\u015f bir yelpazede, tarih ve zaman bilgisi kritik \u00f6neme sahiptir.  Ancak, SQL&#8217;de tarih ve zaman verileriyle etkile\u015fim kurmak, ilk bak\u0131\u015fta karma\u015f\u0131k g\u00f6r\u00fcnebilir. Bu rehber, SQL&#8217;de tarih ve zaman i\u015flemlerine dair kapsaml\u0131 bir bak\u0131\u015f sunarak, yeni ba\u015flayanlardan ileri d\u00fczey kullan\u0131c\u0131lara kadar herkesin faydalanabilece\u011fi bir \u00f6\u011frenme yol haritas\u0131 sunmaktad\u0131r.  Farkl\u0131 SQL dilleri aras\u0131nda baz\u0131 k\u00fc\u00e7\u00fck farkl\u0131l\u0131klar olsa da, temel prensipler b\u00fcy\u00fck \u00f6l\u00e7\u00fcde ayn\u0131d\u0131r. Bu rehberde \u00f6zellikle PostgreSQL ve MySQL \u00f6rnekleri kullan\u0131lacakt\u0131r.<\/p>\n<p><strong>1. SQL&#8217;de Tarih ve Zaman Veri T\u00fcrleri Nelerdir?<\/strong><\/p>\n<p>SQL&#8217;de tarih ve zaman verilerini saklamak i\u00e7in \u00e7e\u015fitli veri t\u00fcrleri mevcuttur.  En yayg\u0131n kullan\u0131lanlar \u015funlard\u0131r:<\/p>\n<p>* <strong>DATE:<\/strong>  Yaln\u0131zca y\u0131l\u0131, ay\u0131 ve g\u00fcn\u00fc saklar (\u00f6rne\u011fin, 2024-10-27).<br \/>\n* <strong>TIME:<\/strong>  Saati, dakikay\u0131 ve saniyeyi saklar (\u00f6rne\u011fin, 14:30:00).  Milisaniye hassasiyeti sunan varyantlar da mevcuttur (\u00f6rne\u011fin, <code class=\"language-\">TIME(6)<\/code>).<br \/>\n* <strong>TIMESTAMP:<\/strong> Tarih ve zaman bilgilerini birlikte saklar (\u00f6rne\u011fin, 2024-10-27 14:30:00).  Milisaniye hassasiyeti sunan varyantlar da mevcuttur (\u00f6rne\u011fin, <code class=\"language-\">TIMESTAMP(6)<\/code>).<br \/>\n* <strong>DATETIME:<\/strong>  Baz\u0131 SQL dillerinde <code class=\"language-\">TIMESTAMP<\/code>&#8216;e benzer \u015fekilde tarih ve zaman bilgilerini birlikte saklar. Ancak, diller aras\u0131nda uyumluluk sorunlar\u0131 ya\u015fanabilir.<br \/>\n* <strong>INTERVAL:<\/strong> \u0130ki tarih veya zaman de\u011feri aras\u0131ndaki fark\u0131 temsil eder (\u00f6rne\u011fin, 1 y\u0131l 2 ay 15 g\u00fcn).<\/p>\n<p><strong>\u00d6rnek (PostgreSQL):<\/strong><\/p>\n<pre class=\"language-sql\"><code>CREATE TABLE orders (\n    order_id SERIAL PRIMARY KEY,\n    order_date DATE,\n    order_time TIME,\n    timestamp_column TIMESTAMP\n);<\/code><\/pre>\n<p><strong>\u00d6rnek (MySQL):<\/strong><\/p>\n<pre class=\"language-sql\"><code>CREATE TABLE orders (\n    order_id INT PRIMARY KEY AUTO_INCREMENT,\n    order_date DATE,\n    order_time TIME,\n    timestamp_column TIMESTAMP\n);<\/code><\/pre>\n<p><strong>2. Tarih ve Zaman De\u011ferleriyle Temel \u0130\u015flemler Nas\u0131l Yap\u0131l\u0131r?<\/strong><\/p>\n<p>Bu b\u00f6l\u00fcmde, tarih ve zaman verileriyle yap\u0131labilecek temel i\u015flemleri ele alaca\u011f\u0131z.  Yeni ba\u015flayanlar i\u00e7in ad\u0131m ad\u0131m a\u00e7\u0131klamalar ve basit kod \u00f6rnekleri sunaca\u011f\u0131z.<\/p>\n<p><strong>Yeni Ba\u015flayanlar \u0130\u00e7in:<\/strong><\/p>\n<p>* <strong>Tarih ekleme:<\/strong>  <code class=\"language-\">NOW()<\/code> veya <code class=\"language-\">CURRENT_TIMESTAMP<\/code> fonksiyonlar\u0131 ile g\u00fcncel tarih ve zaman\u0131 alabilirsiniz.  <code class=\"language-\">DATE('2025-01-01')<\/code> gibi sabit tarihler de kullanabilirsiniz.<br \/>\n* <strong>Tarih kar\u015f\u0131la\u015ft\u0131rma:<\/strong>  <code class=\"language-\">=<\/code>, <code class=\"language-\">!=<\/code>, <code class=\"language-\">><\/code>, <code class=\"language-\"><<\/code>, <code class=\"language-\">>=<\/code>, <code class=\"language-\"><=<\/code> operat\u00f6rlerini kullanarak tarih ve zaman de\u011ferlerini kar\u015f\u0131la\u015ft\u0131rabilirsiniz.<br \/>\n* <strong>Tarih \u00e7\u0131karma:<\/strong>  <code class=\"language-\">DATE_SUB()<\/code> (MySQL) veya <code class=\"language-\">-<\/code> operat\u00f6r\u00fc (PostgreSQL) ile iki tarih aras\u0131ndaki fark\u0131 hesaplayabilirsiniz.<\/p>\n<p><strong>\u00d6rnek (MySQL):<\/strong><\/p>\n<pre class=\"language-sql\"><code>SELECT NOW(); -- G\u00fcncel tarih ve zaman\u0131 getirir\nSELECT DATE_SUB(CURDATE(), INTERVAL 7 DAY); -- Bug\u00fcnden 7 g\u00fcn \u00f6nceki tarihi getirir\nSELECT * FROM orders WHERE order_date &gt; '2024-01-01'; -- 2024'\u00fcn Ocak ay\u0131ndan sonraki sipari\u015fleri getirir<\/code><\/pre>\n<p><strong>\u00d6rnek (PostgreSQL):<\/strong><\/p>\n<pre class=\"language-sql\"><code>SELECT NOW(); -- G\u00fcncel tarih ve zaman\u0131 getirir\nSELECT CURRENT_DATE - INTERVAL '7 day'; -- Bug\u00fcnden 7 g\u00fcn \u00f6nceki tarihi getirir\nSELECT * FROM orders WHERE order_date &gt; '2024-01-01'; -- 2024'\u00fcn Ocak ay\u0131ndan sonraki sipari\u015fleri getirir<\/code><\/pre>\n<p><strong>3. Tarih ve Zaman Fonksiyonlar\u0131: Geli\u015fmi\u015f Kullan\u0131m<\/strong><\/p>\n<p>SQL, tarih ve zaman verileri \u00fczerinde \u00e7e\u015fitli i\u015flemler yapman\u0131za olanak tan\u0131yan bir\u00e7ok fonksiyon sunar.  Bu fonksiyonlar, veri analizi ve raporlamada b\u00fcy\u00fck kolayl\u0131k sa\u011flar.<\/p>\n<p><strong>Orta Seviye:<\/strong><\/p>\n<p>* <strong>EXTRACT():<\/strong>  Tarih ve zamandan spesifik bile\u015fenleri (y\u0131l, ay, g\u00fcn, saat, dakika, saniye) ay\u0131klamak i\u00e7in kullan\u0131l\u0131r.<br \/>\n* <strong>DATE_FORMAT() (MySQL) \/ TO_CHAR() (PostgreSQL):<\/strong> Tarih ve zaman de\u011ferlerini istedi\u011finiz formatta bi\u00e7imlendirmenize olanak tan\u0131r.<br \/>\n* <strong>DATE_ADD() (MySQL) \/ + INTERVAL (PostgreSQL):<\/strong> Tarihe belirli bir zaman aral\u0131\u011f\u0131 eklemenizi sa\u011flar.<br \/>\n* <strong>DATEDIFF() (MySQL) \/ AGE() (PostgreSQL):<\/strong> \u0130ki tarih aras\u0131ndaki fark\u0131 hesaplar.<\/p>\n<p><strong>Ger\u00e7ek Hayat \u00d6rne\u011fi:<\/strong>  Bir e-ticaret sitesindeki sipari\u015flerin ortalama teslimat s\u00fcresini hesaplamak i\u00e7in <code class=\"language-\">DATEDIFF()<\/code> veya <code class=\"language-\">AGE()<\/code> fonksiyonlar\u0131n\u0131 kullanabilirsiniz.<\/p>\n<p><strong>\u00d6rnek (MySQL):<\/strong><\/p>\n<pre class=\"language-sql\"><code>SELECT DATE_FORMAT(order_date, '%Y-%m-%d') AS formatted_date FROM orders; -- Tarihi YYYY-MM-DD format\u0131nda g\u00f6sterir\nSELECT DATEDIFF(shipping_date, order_date) AS delivery_time FROM orders; -- Sipari\u015f ve sevkiyat tarihleri aras\u0131ndaki fark\u0131 g\u00fcn cinsinden hesaplar<\/code><\/pre>\n<p><strong>\u00d6rnek (PostgreSQL):<\/strong><\/p>\n<pre class=\"language-sql\"><code>SELECT TO_CHAR(order_date, 'YYYY-MM-DD') AS formatted_date FROM orders; -- Tarihi YYYY-MM-DD format\u0131nda g\u00f6sterir\nSELECT EXTRACT(DAY FROM AGE(shipping_date, order_date)) AS delivery_time FROM orders; -- Sipari\u015f ve sevkiyat tarihleri aras\u0131ndaki fark\u0131 g\u00fcn cinsinden hesaplar<\/code><\/pre>\n<p><strong>4.  Tarih ve Zaman Verilerinde Performans Optimizasyonu Nas\u0131l Sa\u011flan\u0131r?<\/strong><\/p>\n<p>Veri taban\u0131nda b\u00fcy\u00fck miktarda tarih ve zaman verisiyle \u00e7al\u0131\u015f\u0131rken performans \u00f6nemli bir fakt\u00f6rd\u00fcr.  \u0130ndeksleme ve uygun veri t\u00fcr\u00fc se\u00e7imi performans\u0131 \u00f6nemli \u00f6l\u00e7\u00fcde etkiler.<\/p>\n<p><strong>Optimizasyon \u0130pu\u00e7lar\u0131:<\/strong><\/p>\n<p>* <strong>\u0130ndeksleme:<\/strong> S\u0131k\u00e7a sorgu yap\u0131lan tarih ve zaman s\u00fctunlar\u0131na indeks eklemek sorgu performans\u0131n\u0131 art\u0131r\u0131r.<br \/>\n* <strong>Uygun Veri T\u00fcr\u00fc Se\u00e7imi:<\/strong> Gereksiz yere b\u00fcy\u00fck veri t\u00fcrleri kullanmaktan ka\u00e7\u0131n\u0131n.  \u00d6rne\u011fin, sadece tarih bilgisi gerekiyorsa <code class=\"language-\">DATE<\/code> kullanmak, <code class=\"language-\">TIMESTAMP<\/code> kullanmaktan daha verimlidir.<br \/>\n* <strong>Fonksiyonel \u0130ndeksler:<\/strong> Karma\u015f\u0131k tarih ve zaman fonksiyonlar\u0131n\u0131 i\u00e7eren sorgular i\u00e7in fonksiyonel indeksler kullanabilirsiniz. Bu, fonksiyonun sonucunu \u00f6nceden hesaplayarak sorgu s\u00fcresini k\u0131salt\u0131r.<\/p>\n<p><strong>5.  Karma\u015f\u0131k Tarih ve Zaman \u0130\u015flemleri: \u0130leri D\u00fczey Teknikler<\/strong><\/p>\n<p>Bu b\u00f6l\u00fcmde, daha karma\u015f\u0131k tarih ve zaman i\u015flemlerini ve olas\u0131 sorunlar\u0131 ele alaca\u011f\u0131z.<\/p>\n<p><strong>\u0130leri D\u00fczey:<\/strong><\/p>\n<p>* <strong>Zaman dilimlerinin y\u00f6netimi:<\/strong>  Farkl\u0131 zaman dilimlerinde saklanan tarih ve zaman verileriyle \u00e7al\u0131\u015f\u0131rken dikkatli olmak gerekir.  <code class=\"language-\">AT TIME ZONE<\/code> (PostgreSQL) gibi fonksiyonlar zaman dilimi d\u00f6n\u00fc\u015f\u00fcmlerinde yard\u0131mc\u0131 olur.<br \/>\n* <strong>Periyodik olaylar\u0131n i\u015flenmesi:<\/strong>  \u00d6rne\u011fin, belirli bir aral\u0131kta ger\u00e7ekle\u015fen olaylar\u0131 (\u00f6rne\u011fin, her ay\u0131n ilk g\u00fcn\u00fc) sorgulamak i\u00e7in <code class=\"language-\">EXTRACT()<\/code> ve <code class=\"language-\">CASE<\/code> ifadelerini birle\u015ftirebilirsiniz.<br \/>\n* <strong>Performans Analizi:<\/strong>  <code class=\"language-\">EXPLAIN<\/code> komutu ile sorgular\u0131n performans\u0131n\u0131 analiz ederek darbo\u011fazlar\u0131 tespit edebilirsiniz.<\/p>\n<p><strong>Edge Case'ler:<\/strong>  Y\u0131l sonu, ay sonu gibi \u00f6zel durumlar\u0131 ele al\u0131rken dikkatli olunmal\u0131d\u0131r.  \u00d6rne\u011fin, bir ay\u0131n son g\u00fcn\u00fcnden bir g\u00fcn sonraki tarih hesaplan\u0131rken ay\u0131n de\u011fi\u015fimi do\u011fru bir \u015fekilde i\u015flenmelidir.<\/p>\n<p><strong>6.  Ger\u00e7ek D\u00fcnya Senaryolar\u0131 ve Vaka \u00c7al\u0131\u015fmalar\u0131<\/strong><\/p>\n<p>Bu b\u00f6l\u00fcmde, ger\u00e7ek d\u00fcnya senaryolar\u0131nda tarih ve zaman verilerinin nas\u0131l kullan\u0131ld\u0131\u011f\u0131n\u0131 g\u00f6steren \u00f6rnekler sunaca\u011f\u0131z.<\/p>\n<p><strong>Vaka \u00c7al\u0131\u015fmas\u0131 1: M\u00fc\u015fteri Davran\u0131\u015f Analizi:<\/strong> Bir e-ticaret \u015firketinde, m\u00fc\u015fterilerin sipari\u015f tarihlerini analiz ederek al\u0131\u015fveri\u015f al\u0131\u015fkanl\u0131klar\u0131n\u0131 anlamak ve pazarlama stratejilerini geli\u015ftirmek i\u00e7in tarih ve zaman verileri kullan\u0131l\u0131r.  \u00d6rne\u011fin, belirli bir d\u00f6nemdeki m\u00fc\u015fteri sat\u0131n alma s\u0131kl\u0131\u011f\u0131n\u0131 belirlemek i\u00e7in <code class=\"language-\">COUNT()<\/code> ve <code class=\"language-\">GROUP BY<\/code> kullan\u0131labilir.<\/p>\n<p><strong>Vaka \u00c7al\u0131\u015fmas\u0131 2: Raporlama ve Analitik:<\/strong>  Bir \u015firket, \u00e7al\u0131\u015fanlar\u0131n \u00e7al\u0131\u015fma saatlerini izlemek, performans raporlar\u0131 olu\u015fturmak ve maa\u015f hesaplamalar\u0131 yapmak i\u00e7in tarih ve zaman verilerini kullan\u0131r.  Bu veriler, verimlili\u011fi art\u0131rmak ve i\u015f s\u00fcre\u00e7lerini optimize etmek i\u00e7in analiz edilir.<\/p>\n<p><strong>7.  SQL'de Tarih ve Zaman \u0130\u015flemlerine Ait S\u0131k\u00e7a Sorulan Sorular (SSS)<\/strong><\/p>\n<p>* <strong>Farkl\u0131 SQL dilleri aras\u0131nda tarih ve zaman fonksiyonlar\u0131 ayn\u0131 m\u0131d\u0131r?<\/strong> Hay\u0131r, farkl\u0131 SQL dilleri (MySQL, PostgreSQL, SQL Server vb.) farkl\u0131 fonksiyonlar ve s\u00f6z dizimleri kullan\u0131r. Bu rehberde verilen \u00f6rnekler PostgreSQL ve MySQL odakl\u0131d\u0131r.<br \/>\n* <strong>Tarih ve zaman verilerinin do\u011fru \u015fekilde saklanmas\u0131 neden \u00f6nemlidir?<\/strong> Do\u011fru tarih ve zaman verileri, do\u011fru raporlama, analiz ve i\u015f kararlar\u0131 almak i\u00e7in kritik \u00f6neme sahiptir. Yanl\u0131\u015f veriler yanl\u0131\u015f sonu\u00e7lara yol a\u00e7abilir.<br \/>\n* <strong>\u00c7ok b\u00fcy\u00fck tarih ve zaman veri k\u00fcmeleriyle nas\u0131l ba\u015fa \u00e7\u0131kabilirim?<\/strong> B\u00fcy\u00fck veri k\u00fcmeleri i\u00e7in veritaban\u0131 optimizasyon teknikleri (indeksleme, par\u00e7alama, vb.) kullan\u0131lmal\u0131d\u0131r. Ayr\u0131ca, verileri verimli bir \u015fekilde sorgulamak i\u00e7in uygun sorgu optimizasyonu stratejileri uygulanmal\u0131d\u0131r.<br \/>\n* <strong>Zaman dilimlerini nas\u0131l do\u011fru bir \u015fekilde y\u00f6netebilirim?<\/strong> Zaman dilimlerini do\u011fru bir \u015fekilde y\u00f6netmek i\u00e7in, verileri saklarken ve i\u015flerken zaman dilimi bilgisini a\u00e7\u0131k\u00e7a belirtmek \u00f6nemlidir.  SQL'in sundu\u011fu zaman dilimi fonksiyonlar\u0131n\u0131 kullanarak, farkl\u0131 zaman dilimlerindeki veriler aras\u0131nda do\u011fru d\u00f6n\u00fc\u015f\u00fcmler yapabilirsiniz.<br \/>\n* <strong>Tarihlerde veya zamanlarda yap\u0131lan hatalar\u0131 nas\u0131l \u00f6nleyebilirim?<\/strong> Tarih ve zaman verilerinin do\u011frulu\u011funu sa\u011flamak i\u00e7in, veri giri\u015fini do\u011frulamak ve veri b\u00fct\u00fcnl\u00fc\u011f\u00fcn\u00fc korumak i\u00e7in k\u0131s\u0131tlamalar (constraints) kullan\u0131n.<\/p>\n<p><strong>Sonu\u00e7<\/strong><\/p>\n<p>Bu rehber, SQL'de tarih ve zaman verileriyle \u00e7al\u0131\u015fma konusunda kapsaml\u0131 bir bak\u0131\u015f a\u00e7\u0131s\u0131 sunmay\u0131 ama\u00e7lam\u0131\u015ft\u0131r.  Ba\u015flang\u0131\u00e7 seviyesinden ileri d\u00fczeye kadar farkl\u0131 seviyelerdeki kullan\u0131c\u0131lar\u0131n ihtiya\u00e7lar\u0131n\u0131 kar\u015f\u0131lamak i\u00e7in tasarlanm\u0131\u015ft\u0131r.  Veri taban\u0131nda tarih ve zaman verilerini verimli ve do\u011fru bir \u015fekilde y\u00f6netmek, bir\u00e7ok uygulama i\u00e7in olmazsa olmazd\u0131r.  Bu rehberdeki bilgileri ve \u00f6rnekleri kullanarak, kendi uygulamalar\u0131n\u0131zda tarih ve zaman verileriyle daha etkili bir \u015fekilde \u00e7al\u0131\u015fabilirsiniz. Daha fazla bilgi ve ileri d\u00fczey teknikler i\u00e7in [Fatih Soysal'\u0131n web sitesini](https:\/\/fatihsoysal.com) ziyaret edebilirsiniz.<\/p>\n<p>Yazar: Fatih Soysal<\/p>\n","protected":false},"excerpt":{"rendered":"# SQL&#8217;de Tarih ve Zaman Verileriyle \u00c7al\u0131\u015fma Rehberi Veri tabanlar\u0131nda tarih ve zaman verileriyle do\u011fru ve verimli bir&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-29958","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>SQL&#039;de Tarih ve Zaman Verileriyle \u00c7al\u0131\u015fma<\/title>\n<meta name=\"description\" content=\"Hi\u00e7bir etiketi bulunamad\u0131.\" \/>\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\/sqlde-tarih-ve-zaman-verileriyle-calisma\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"SQL&#039;de Tarih ve Zaman Verileriyle \u00c7al\u0131\u015fma\" \/>\n<meta property=\"og:description\" content=\"Hi\u00e7bir etiketi bulunamad\u0131.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/fatihsoysal.com\/blog\/sqlde-tarih-ve-zaman-verileriyle-calisma\/\" \/>\n<meta property=\"og:site_name\" content=\"Kodlar\u0131n Gizemli D\u00fcnyas\u0131\" \/>\n<meta property=\"article:published_time\" content=\"2025-09-22T02:40:24+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=\"2 dakika\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/fatihsoysal.com\/blog\/sqlde-tarih-ve-zaman-verileriyle-calisma\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/sqlde-tarih-ve-zaman-verileriyle-calisma\/\"},\"author\":{\"name\":\"Fatih Soysal\",\"@id\":\"https:\/\/fatihsoysal.com\/blog\/#\/schema\/person\/002a254750921dcfd568a99e48240dd1\"},\"headline\":\"SQL&#8217;de Tarih ve Zaman Verileriyle \u00c7al\u0131\u015fma\",\"datePublished\":\"2025-09-22T02:40:24+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/sqlde-tarih-ve-zaman-verileriyle-calisma\/\"},\"wordCount\":1248,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/#\/schema\/person\/002a254750921dcfd568a99e48240dd1\"},\"inLanguage\":\"tr\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/fatihsoysal.com\/blog\/sqlde-tarih-ve-zaman-verileriyle-calisma\/#respond\"]}],\"copyrightYear\":\"2025\",\"copyrightHolder\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/#organization\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/fatihsoysal.com\/blog\/sqlde-tarih-ve-zaman-verileriyle-calisma\/\",\"url\":\"https:\/\/fatihsoysal.com\/blog\/sqlde-tarih-ve-zaman-verileriyle-calisma\/\",\"name\":\"SQL'de Tarih ve Zaman Verileriyle \u00c7al\u0131\u015fma\",\"isPartOf\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/#website\"},\"datePublished\":\"2025-09-22T02:40:24+00:00\",\"description\":\"Hi\u00e7bir etiketi bulunamad\u0131.\",\"breadcrumb\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/sqlde-tarih-ve-zaman-verileriyle-calisma\/#breadcrumb\"},\"inLanguage\":\"tr\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/fatihsoysal.com\/blog\/sqlde-tarih-ve-zaman-verileriyle-calisma\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/fatihsoysal.com\/blog\/sqlde-tarih-ve-zaman-verileriyle-calisma\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Anasayfa\",\"item\":\"https:\/\/fatihsoysal.com\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"SQL&#8217;de Tarih ve Zaman Verileriyle \u00c7al\u0131\u015fma\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/fatihsoysal.com\/blog\/#website\",\"url\":\"https:\/\/fatihsoysal.com\/blog\/\",\"name\":\"Fatihsoysal.com\",\"description\":\"Blog - 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