{"id":6595,"date":"2018-11-09T12:00:48","date_gmt":"2018-11-09T09:00:48","guid":{"rendered":"https:\/\/www.karadere.com\/blog\/?p=6595"},"modified":"2024-09-13T17:23:40","modified_gmt":"2024-09-13T14:23:40","slug":"hana-nedir","status":"publish","type":"post","link":"https:\/\/www.karadere.com\/blog\/hana-nedir.html","title":{"rendered":"HANA Nedir?"},"content":{"rendered":"\n<p>HANA = Database&#8217;dir.  Yani bir veri taban\u0131d\u0131r. Bilgisayar teknolojisinde yaz\u0131l\u0131mlar\u0131n bilgilerinin sakland\u0131\u011f\u0131 warehouse\/depo dur. Veri tabanlar\u0131na genellik ile \u00e7ok veri saklamak i\u00e7in ihtiya\u00e7 duyur.  <\/p>\n\n\n\n<p>HANA : SAP ERP \u00e7\u00f6z\u00fcmlerinde kullan\u0131lmak \u00fczere SAP SE alman men\u015feyli firma taraf\u0131ndan geli\u015ftirilen, in memory (bellek) \u00fczerinde \u00e7al\u0131\u015fan performans odakl\u0131 bir veri taban\u0131d\u0131r.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.onx.com\/wp-content\/uploads\/2017\/01\/SAP-Hana-Logo.png\" alt=\"\"\/><\/figure>\n\n\n\n<p>Biraz a\u00e7mak gerekirse, MS-SQL ne ise HANA da odur diyebiliriz. Tek fark, HANA&#8217;n\u0131n farkl\u0131 bir veri taban\u0131 mimarisine sahip olmas\u0131d\u0131r. Veriyi do\u011frudan bellekte tutarak ve i\u015fleyerek diskten okuma s\u0131ras\u0131nda olu\u015fabilecek performans kay\u0131plar\u0131n\u0131 ortadan kald\u0131ran bir teknolojiye sahiptir. B\u00f6ylelikle, veri taban\u0131n\u0131zdaki milyonlarca kay\u0131t i\u00e7inden veri okuma \u00e7ok daha h\u0131zl\u0131 olmaktad\u0131r. IBM&#8217;in &#8220;in-memory&#8221; teknolojisi de benzer bir mimariye sahiptir ve HANA\u2019n\u0131n en b\u00fcy\u00fck rakiplerinden biridir. HANA, Access, MySQL, Oracle gibi bir veri taban\u0131 format\u0131d\u0131r. Ancak HANA&#8217;n\u0131n bellek \u00f6zelliklerinden tam anlam\u0131yla faydalanmak i\u00e7in altyap\u0131da \u00f6zel bir sunucu donan\u0131m\u0131na ihtiya\u00e7 duyulur. Bu sayede performans en verimli \u015fekilde kullan\u0131labilir. Bununla birlikte, normal bir diske sahip sunucularda da HANA&#8217;y\u0131 veri taban\u0131 olarak kullanabilirsiniz.<\/p>\n\n\n\n<p>SAP firmas\u0131n\u0131n kendi \u00fcretti\u011fi ERP \u00e7\u00f6z\u00fcmleri i\u00e7in geli\u015ftirdi\u011fi bir veri taban\u0131d\u0131r. \u00dc\u00e7\u00fcnc\u00fc parti firmalar\u0131n veri taban\u0131 \u00e7\u00f6z\u00fcmleri i\u00e7in geli\u015ftirilmemi\u015ftir.<\/p>\n\n\n\n<p>Bir ba\u015fka deyi\u015fle, SAP&#8217;nin a\u00e7\u0131k kaynakl\u0131 MaxDB veritaban\u0131ndaki deneyimlerinin nihai hali HANA&#8217;d\u0131r. Temel veri taban\u0131 ihtiya\u00e7lar\u0131n\u0131 kar\u015f\u0131lamak i\u00e7in geli\u015ftirilmemi\u015ftir; daha b\u00fcy\u00fck verilerin analizleri ve farkl\u0131 rapor analizlerinde h\u0131zl\u0131 sorgular i\u00e7in tasarlanm\u0131\u015ft\u0131r.<\/p>\n\n\n\n<p>B\u00fcy\u00fck veri (Big Data) kavram\u0131 ve ihtiya\u00e7lar\u0131n\u0131n kar\u015f\u0131lanamad\u0131\u011f\u0131 performans sorunlar\u0131na \u00e7\u00f6z\u00fcm getirmek amac\u0131yla geli\u015ftirilmi\u015ftir. Bu performans \u00f6zellikleriyle birlikte bulut teknolojileri i\u00e7in ideal bir \u00e7\u00f6z\u00fcmd\u00fcr. Ger\u00e7ek zamanl\u0131 analizler (Real-time Analytics) \u00f6rnek olarak verilebilir; anl\u0131k binlerce i\u015flemin veri taban\u0131nda analizini yap\u0131p sonu\u00e7lar\u0131 an\u0131nda g\u00f6rmek gibi i\u015flemler i\u00e7in uygundur.<\/p>\n\n\n\n<p>\u00d6rne\u011fin, binlerce sat\u0131\u015f noktan\u0131z varsa ve t\u00fcm sipari\u015flerin tek bir sistemde topland\u0131\u011f\u0131 bir yap\u0131 istiyorsan\u0131z, anl\u0131k sat\u0131\u015flar\u0131n\u0131z\u0131 grafik olarak g\u00f6rmek i\u00e7in HANA gibi bir bellek tabanl\u0131 veritaban\u0131 sistemine sahip olmal\u0131s\u0131n\u0131z.<\/p>\n\n\n\n<p><strong>Wikipedia tan\u0131m\u0131 ile:<\/strong><\/p>\n\n\n\n<p>HANA, SAP SE taraf\u0131ndan geli\u015ftirilen ve pazarlanan, bellek i\u00e7i, s\u00fctun tabanl\u0131, ili\u015fkisel bir veri taban\u0131 y\u00f6netim sistemidir. Bir veri taban\u0131 sunucusu olarak birincil i\u015flevi, uygulamalar taraf\u0131ndan talep edilen verileri depolamak ve almakt\u0131r. Buna ek olarak, geli\u015fmi\u015f analitik (\u00f6ng\u00f6r\u00fcsel analiz, mekansal veri i\u015fleme, metin analizi, metin arama, ak\u0131\u015f analizi, grafik veri i\u015fleme) ger\u00e7ekle\u015ftirir ve bir uygulama sunucusu ile birlikte ETL yeteneklerini i\u00e7erir.<\/p>\n\n\n\n<p><strong>SAP&#8217;nin kendi tan\u0131m\u0131 ile:<\/strong><\/p>\n\n\n\n<p>Verilerinizin g\u00fcc\u00fcnden yararlan\u0131n ve tek bir veri kopyas\u0131 \u00fczerinde ger\u00e7ek zamanl\u0131 kararlar ve eylemler i\u00e7in ak\u0131ll\u0131 ve yenilik\u00e7i \u00e7\u00f6z\u00fcmler geli\u015ftirerek g\u00fcvenilir sonu\u00e7 odakl\u0131 inovasyonu h\u0131zland\u0131r\u0131n. Yeni nesil i\u015flemsel ve analitik i\u015flemleri, geni\u015f bir dizi geli\u015fmi\u015f analizle destekleyin &#8211; karma ve \u00e7oklu ortam ortamlar\u0131nda g\u00fcvenle \u00e7al\u0131\u015ft\u0131r\u0131n.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Bulut, \u015firket i\u00e7i ve hibrit da\u011f\u0131t\u0131mlar<\/li>\n\n\n\n<li>G\u00fcvenli, gelece\u011fe haz\u0131r bellek i\u00e7i veri platformu<\/li>\n\n\n\n<li>H\u0131zl\u0131 veri i\u015fleme ile canl\u0131 zeka<\/li>\n\n\n\n<li>Tek bir veri kopyas\u0131nda birle\u015ftirilmi\u015f OLAP ve OLTP i\u015flemleri ile geni\u015f ve geli\u015fmi\u015f analizler<\/li>\n<\/ul>\n\n\n\n<p>HANA, ak\u0131ll\u0131 \u015firketler i\u00e7in i\u015f s\u00fcre\u00e7leriniz boyunca veri odakl\u0131 analizler sunar ve ger\u00e7ek zamanl\u0131 sonu\u00e7lar\u0131 \u00f6ng\u00f6rmek i\u00e7in bir i\u015f modeli ile verilerinizi platformda \u00e7al\u0131\u015ft\u0131r\u0131r.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img decoding=\"async\" src=\"https:\/\/community.sap.com\/legacyfs\/online\/storage\/blog_attachments\/2019\/04\/SAPHANA_features_Spring_2019.png\" alt=\"\" style=\"width:851px;height:auto\"\/><\/figure>\n\n\n\n<p>Bellek i\u00e7i veri platformu<br>Ak\u0131ll\u0131 \u015firketler i\u00e7in i\u015finiz boyunca veri odakl\u0131 analizler sunmak ve ger\u00e7ek zamanl\u0131 sonu\u00e7lar\u0131 \u00f6ng\u00f6rmek i\u00e7in bir i\u015f modeli ile verileri platformun da \u00e7al\u0131\u015ft\u0131r\u0131n.<\/p>\n\n\n\n<figure class=\"wp-block-embed\"><div class=\"wp-block-embed__wrapper\">\nhttps:\/\/www.sap.com\/docs\/download\/2015\/04\/9629f881-217c-0010-82c7-eda71af511fa.pdf\n<\/div><\/figure>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\nhttps:\/\/www.youtube.com\/watch?v=wOtwGXnpuio\n<\/div><\/figure>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-4-3 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"post-video\"><iframe loading=\"lazy\" title=\"What is SAP HANA?\" width=\"1165\" height=\"874\" src=\"https:\/\/www.youtube.com\/embed\/7fU8zCLQaZc?wmode=transparent&#038;fs=1\"  allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<\/div><\/figure>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\nhttps:\/\/www.youtube.com\/watch?v=VCEr9Y8ZrVQ\n<\/div><\/figure>\n\n\n\n<p>HANA veritaban\u0131 mimarisi, performans \u00e7\u00f6z\u00fcm\u00fc olunca, kendi i\u00e7inde bir katmanda veritaban\u0131n\u0131n \u00e7ok daha detayl\u0131 y\u00f6netimi ve i\u015fletim sistemi alt katman\u0131na yaz\u0131l\u0131msal ihtiyac\u0131n\u0131n oldu\u011fu bir ger\u00e7ektir. Ancak bu veritaban\u0131, hem yaz\u0131l\u0131mdan hem de donan\u0131mdan ald\u0131\u011f\u0131 g\u00fc\u00e7le bu y\u00fcksek performans i\u015flevini yerine getirebilmektedir.<\/p>\n\n\n\n<p>Bu konuyu daha iyi anlamak i\u00e7in, birka\u00e7 \u00f6rnekle ve teknolojilerin geli\u015fimi s\u00fcrecindeki zaman yolculu\u011fuyla incelemeye \u00e7al\u0131\u015fal\u0131m.<\/p>\n\n\n\n<p>\u00d6ncelikle, <strong>veritaban\u0131 nedir?<\/strong> sorusuyla ba\u015flamak gerekir. Veritaban\u0131, verilerin d\u00fczenli ve sistematik bir \u015fekilde sakland\u0131\u011f\u0131 ve gerekti\u011finde eri\u015filebildi\u011fi bir yap\u0131 veya sistemdir. Veritabanlar\u0131, b\u00fcy\u00fck miktarda bilgiyi tutar ve bu bilgilerin h\u0131zl\u0131 bir \u015fekilde sorgulanmas\u0131n\u0131 ve i\u015flenmesini sa\u011flar. Veritaban\u0131 y\u00f6netim sistemleri (DBMS), kullan\u0131c\u0131lar\u0131n verileri ekleme, d\u00fczenleme, silme ve analiz etme i\u015flevlerini ger\u00e7ekle\u015ftirebilmelerine olanak tan\u0131r. Modern veritabanlar\u0131, \u00f6zellikle b\u00fcy\u00fck veri (Big Data) ile ba\u015fa \u00e7\u0131kmak i\u00e7in tasarlanm\u0131\u015ft\u0131r ve HANA gibi bellek i\u00e7i teknolojiler, verilerin h\u0131zl\u0131ca i\u015flenmesini sa\u011flar.<\/p>\n\n\n\n<p>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>HANA = Database&#8217;dir. Yani bir veri taban\u0131d\u0131r. Bilgisayar teknolojisinde yaz\u0131l\u0131mlar\u0131n bilgilerinin sakland\u0131\u011f\u0131 warehouse\/depo dur. Veri tabanlar\u0131na genellik ile \u00e7ok veri saklamak i\u00e7in ihtiya\u00e7 duyur. HANA : SAP ERP \u00e7\u00f6z\u00fcmlerinde kullan\u0131lmak \u00fczere SAP SE alman men\u015feyli firma taraf\u0131ndan geli\u015ftirilen, in memory (bellek) \u00fczerinde \u00e7al\u0131\u015fan performans odakl\u0131 bir veri taban\u0131d\u0131r. Biraz a\u00e7mak gerekirse, MS-SQL ne ise HANA [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":"","_links_to":"","_links_to_target":""},"categories":[1],"tags":[907,1090,3009,3010,2757,1837,3008],"class_list":["post-6595","post","type-post","status-publish","format-standard","hentry","category-genel","tag-erp","tag-hana-2","tag-hana-1-0","tag-hana-2-0","tag-is","tag-sap","tag-what","has-post-title","has-post-date","has-post-category","has-post-tag","has-post-comment","has-post-author",""],"aioseo_notices":[],"views":8094,"_links":{"self":[{"href":"https:\/\/www.karadere.com\/blog\/wp-json\/wp\/v2\/posts\/6595","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.karadere.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.karadere.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.karadere.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.karadere.com\/blog\/wp-json\/wp\/v2\/comments?post=6595"}],"version-history":[{"count":6,"href":"https:\/\/www.karadere.com\/blog\/wp-json\/wp\/v2\/posts\/6595\/revisions"}],"predecessor-version":[{"id":7930,"href":"https:\/\/www.karadere.com\/blog\/wp-json\/wp\/v2\/posts\/6595\/revisions\/7930"}],"wp:attachment":[{"href":"https:\/\/www.karadere.com\/blog\/wp-json\/wp\/v2\/media?parent=6595"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.karadere.com\/blog\/wp-json\/wp\/v2\/categories?post=6595"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.karadere.com\/blog\/wp-json\/wp\/v2\/tags?post=6595"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}