{"id":26539,"date":"2025-06-20T13:37:44","date_gmt":"2025-06-20T11:37:44","guid":{"rendered":"https:\/\/www.vita.sk\/?post_type=product&#038;p=26539"},"modified":"2026-01-26T15:22:21","modified_gmt":"2026-01-26T14:22:21","slug":"online-kurz-apache-data-a-velke-data-big-data","status":"publish","type":"product","link":"https:\/\/www.vita.sk\/cs\/online-kurz-apache-data-a-velke-data-big-data\/","title":{"rendered":"Online kurz Apache Spark a Ve\u013ek\u00e9 d\u00e1ta (Big Data)"},"content":{"rendered":"<p>Online kurz Apache Spark a Ve\u013ek\u00e9 d\u00e1ta (Big Data) je pre v\u00e1s ide\u00e1lny, ak sa chcete nau\u010di\u0165 sprac\u00fava\u0165 obrovsk\u00e9 mno\u017estv\u00e1 d\u00e1t efekt\u00edvne a r\u00fdchlo pomocou modern\u00fdch n\u00e1strojov distribuovan\u00e9ho v\u00fdpo\u010dtu. <strong>Ide o akreditovan\u00fd a certifikovan\u00fd online kurz na Python, Apache Spark a Ve\u013ek\u00e9 d\u00e1ta (Big Data).<\/strong> Kurz je zameran\u00fd na praktick\u00e9 zvl\u00e1dnutie technol\u00f3gi\u00ed, ktor\u00e9 sa dnes vyu\u017e\u00edvaj\u00fa pri pr\u00e1ci s rozsiahlymi d\u00e1tov\u00fdmi s\u00fabormi, ktor\u00e9 u\u017e nie je mo\u017en\u00e9 efekt\u00edvne spracova\u0165 v klasick\u00fdch tabu\u013ekov\u00fdch n\u00e1strojoch, ako je Microsoft Excel. \u00da\u010dastn\u00edk sa najprv obozn\u00e1mi so z\u00e1kladn\u00fdmi pojmami z oblasti Big Data vr\u00e1tane k\u013e\u00fa\u010dov\u00fdch charakterist\u00edk 3V a\u017e 12V \u2013 ve\u013ekos\u0165 (volume), r\u00fdchlos\u0165 (velocity) a r\u00f4znorodos\u0165 (variety) d\u00e1t. Vysvetlen\u00fd je rozdiel medzi d\u00e1tami, inform\u00e1ciami a znalos\u0165ami, ako aj obmedzenia tradi\u010dn\u00fdch preprocesorov v porovnan\u00ed s distribuovan\u00fdmi platformami. Z\u00edskate preh\u013ead o bin\u00e1rnych form\u00e1toch (napr. XLSB), textov\u00fdch s\u00faboroch a ich spracovan\u00ed v prostrediach, kde tabu\u013ekov\u00e9 editory u\u017e nesta\u010dia. Praktick\u00fa \u010das\u0165 otv\u00e1ra in\u0161tal\u00e1cia a konfigur\u00e1cia Apache Spark \u2013 jednej z najv\u00fdkonnej\u0161\u00edch open-source platforiem pre Big Data spracovanie. Apache Spark umo\u017e\u0148uje vykon\u00e1va\u0165 paraleln\u00e9 v\u00fdpo\u010dty v pam\u00e4ti, \u010do podstatne zr\u00fdch\u013euje spracovanie ve\u013ek\u00fdch objemov d\u00e1t. V \u010fal\u0161ej \u010dasti sa s\u00fastred\u00edme na najd\u00f4le\u017eitej\u0161ie d\u00e1tov\u00e9 \u0161trukt\u00fary v Apache Spark \u2013 RDD (Resilient Distributed Dataset), DataFrames a Datasets. Nau\u010d\u00edte sa, ako tieto \u0161trukt\u00fary efekt\u00edvne pou\u017e\u00edva\u0165 pri anal\u00fdze d\u00e1t, transform\u00e1ci\u00e1ch, filtrovan\u00ed, agreg\u00e1ci\u00e1ch aj sp\u00e1jan\u00ed \u00fadajov. Kurz obsahuje aj modul venovan\u00fd Spark SQL \u2013 roz\u0161\u00edreniu, ktor\u00e9 umo\u017e\u0148uje pou\u017e\u00edva\u0165 dobre zn\u00e1me SQL pr\u00edkazy pri pr\u00e1ci s ve\u013ek\u00fdmi d\u00e1tov\u00fdmi mno\u017einami, \u010d\u00edm sa sp\u00e1ja svet datab\u00e1z a paraleln\u00e9ho spracovania. S\u00fa\u010das\u0165ou kurzu je aj praktick\u00fd bonusov\u00fd modul, v ktorom generujeme realisticky vyzeraj\u00face fikt\u00edvne d\u00e1ta pomocou kni\u017enice Faker a pracujeme s form\u00e1tom Parquet, ktor\u00fd je optimalizovan\u00fd pre v\u00fdkon a ve\u013ekos\u0165. Tento kurz je ide\u00e1lnym vstupn\u00fdm bodom pre v\u0161etk\u00fdch, ktor\u00ed chc\u00fa z\u00edska\u0165 kompetencie v oblasti d\u00e1tovej analytiky, in\u017einierstva a ve\u013ek\u00fdch d\u00e1t a pripravi\u0165 sa na modern\u00e9 v\u00fdzvy d\u00e1tovo orientovan\u00e9ho sveta. Ak sa chcete skuto\u010dne nau\u010di\u0165 Apache Spark a ve\u013ek\u00e9 d\u00e1ta, tak toto je ide\u00e1lny vstupn\u00fd online kurz pre v\u00e1s.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Online kurz Apache Spark a Ve\u013ek\u00e9 d\u00e1ta (Big Data) je ur\u010den\u00fd na zvl\u00e1dnutie spracovania ve\u013ek\u00fdch d\u00e1t pomocou n\u00e1stroja Apache Spark, vr\u00e1tane pr\u00e1ce s RDD, DataFrames a SQL. Z\u00edskate praktick\u00e9 zru\u010dnosti pri anal\u00fdze d\u00e1t vo ve\u013ekom rozsahu a pochop\u00ed limity tradi\u010dn\u00fdch n\u00e1strojov ako Microsoft Excel.","protected":false},"author":4,"featured_media":23654,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[722,137,106,49,73],"product_tag":[182,188],"class_list":{"0":"post-26539","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-online-kurzy-velke-data-big-data","7":"product_cat-online-kurzy-hadoop","8":"product_cat-online-kurzy-python","9":"product_cat-online-kurzy-databazy-statistika-analytika","10":"product_cat-bez-kategorie","11":"product_tag-vip","12":"product_tag-databazy-a-analytika","14":"first","15":"instock","16":"sale","17":"sold-individually","18":"taxable","19":"shipping-taxable","20":"purchasable","21":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO 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