{"id":6619,"date":"2026-04-13T11:50:34","date_gmt":"2026-04-13T11:50:34","guid":{"rendered":"http:\/\/the-codest.localhost\/dictionary\/lookup-table\/"},"modified":"2026-04-13T11:50:50","modified_gmt":"2026-04-13T11:50:50","slug":"otsingutabeli","status":"publish","type":"dictionary","link":"https:\/\/thecodest.co\/et\/dictionary\/lookup-table\/","title":{"rendered":"Otsingu tabel"},"content":{"rendered":"

Otsingutabeli m\u00e4\u00e4ratlus<\/h1>\n

Otsingutabel, mida tuntakse ka kui hash<\/a> tabel v\u00f5i assotsiatiivne massiivi, on andmed<\/a> struktuur, mis salvestab v\u00f5tme- ja v\u00e4\u00e4rtusepaaride kogumit. Seda kasutatakse v\u00f5tmete kogumi ja vastavate v\u00e4\u00e4rtuste seostamiseks, mis v\u00f5imaldab andmete t\u00f5husat otsimist konkreetse v\u00f5tme alusel.<\/p>\n

Otsingutabel koosneb kahest peamisest osast: v\u00f5ti ja v\u00e4\u00e4rtus. V\u00f5tit kasutatakse andmete identifitseerimiseks, samas kui v\u00e4\u00e4rtus on andmed ise. V\u00f5ti-v\u00e4\u00e4rtus paarid salvestatakse massiivi, kus iga v\u00f5ti on seotud vastava v\u00e4\u00e4rtusega. V\u00f5tmed ja v\u00e4\u00e4rtused v\u00f5ivad olla mis tahes andmet\u00fc\u00fcpi, n\u00e4iteks t\u00e4isarvud, stringid v\u00f5i objektid.<\/p>\n

\u00dcks peamisi eeliseid otsingutabeli kasutamisel on selle kiirus ja t\u00f5husus. See v\u00f5imaldab pidevat juurdep\u00e4\u00e4su andmetele s\u00f5ltumata andmekogumi suurusest. See on tingitud sellest, et otsingutabeli puhul kasutatakse iga v\u00f5tme kaardistamiseks unikaalse indeksiga massiivis hash-funktsiooni, mis muudab andmete otsimise v\u00e4ga kiireks.<\/p>\n

Otsingutabeleid kasutatakse arvutiprogrammeerimisel tavaliselt selliste \u00fclesannete jaoks nagu vahem\u00e4lu, indekseerimine ja otsing. Neid kasutatakse ka andmebaasides, et parandada p\u00e4ringute j\u00f5udlust, luues indeksid sageli k\u00fcsitavatele veergudele.<\/p>\n

\u00dcldiselt on otsingutabeleid arvutiteaduses oluline andmestruktuur ja neid kasutatakse laialdaselt paljudes erinevates rakendustes. Nad pakuvad kiiret ja t\u00f5husat viisi andmete salvestamiseks ja hankimiseks, mis teeb neist programmeerijate ja arendajate jaoks asendamatu vahendi.<\/p>","protected":false},"excerpt":{"rendered":"

\u00d5ppige tundma otsingutabeleid, mis on andmestruktuur, mida kasutatakse v\u00f5tmete ja v\u00e4\u00e4rtuste seostamiseks, et neid oleks v\u00f5imalik t\u00f5husalt leida. Kasutatakse laialdaselt programmeerimises ja andmebaasides. #datahaldus<\/p>","protected":false},"template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-6619","dictionary","type-dictionary","status-publish","hentry"],"acf":[],"yoast_head":"\nLookup Table - The Codest<\/title>\n<meta name=\"description\" content=\"Learn about lookup tables, a data structure used to map keys to values for efficient retrieval. 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