{"id":13365,"date":"2023-12-04T18:06:18","date_gmt":"2023-12-04T17:06:18","guid":{"rendered":"https:\/\/simplecryptoguide.com\/?p=13365"},"modified":"2026-10-26T18:10:01","modified_gmt":"2026-10-26T17:10:01","slug":"what-is-sharding-and-how-does-it-work","status":"publish","type":"post","link":"https:\/\/simplecryptoguide.com\/cs\/what-is-sharding-and-how-does-it-work\/","title":{"rendered":"Sharding blockchainu: zjist\u011bte, co se skute\u010dn\u011b rozd\u011bluje"},"content":{"rendered":"<div data-no-translation><p>[et_pb_section _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; fb_built=&#8221;1&#8243; module_class=&#8221;scg-handbook scg-essential-lesson&#8221; custom_padding=&#8221;40px||40px||true|false&#8221; custom_padding_phone=&#8221;18px||18px||true|false&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; background_color=&#8221;#fff8d8&#8243;][et_pb_row _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; column_structure=&#8221;2_3,1_3&#8243; width=&#8221;92%&#8221; max_width=&#8221;1120px&#8221; custom_padding=&#8221;0px||0px||false|false&#8221; module_class=&#8221;scg-essential-hero&#8221;][et_pb_column _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; type=&#8221;2_3&#8243;][et_pb_text _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; text_font=&#8221;Inter||||||||&#8221; text_font_size=&#8221;17px&#8221; text_text_color=&#8221;#354554&#8243; text_line_height=&#8221;1.7em&#8221; header_font=&#8221;Inter|700|||||||&#8221; header_text_color=&#8221;#10202b&#8221; header_2_font=&#8221;Inter|700|||||||&#8221; header_2_text_color=&#8221;#10202b&#8221; header_2_font_size=&#8221;30px&#8221; header_2_font_size_phone=&#8221;25px&#8221; header_2_font_size_last_edited=&#8221;on|phone&#8221; header_3_font=&#8221;Inter|700|||||||&#8221; header_3_text_color=&#8221;#10202b&#8221; custom_margin=&#8221;0px||0px||false|false&#8221; header_font_size=&#8221;42px&#8221;]<\/p>\n<div class=\"scg-essential-breadcrumb\"><nav aria-label=\"breadcrumbs\" class=\"rank-math-breadcrumb\"><p><span class=\"last\">Home<\/span><\/p><\/nav><\/div>\n<h1>Sharding blockchainu: zjist\u011bte, co se skute\u010dn\u011b rozd\u011bluje<\/h1>\n<p>Sharding rozd\u011bluje pr\u00e1ci nebo data, aby ka\u017ed\u00fd \u00fa\u010dastn\u00edk nemusel d\u011blat v\u0161echno. U blockchain\u016f m\u016f\u017ee znamenat rozd\u011blen\u00ed vykon\u00e1v\u00e1n\u00ed transakc\u00ed, stavu nebo roz\u0161\u00ed\u0159en\u00ed dostupnosti dat. To nejsou zam\u011bniteln\u00e1 tvrzen\u00ed. Ptejte se, co se d\u011bl\u00ed, kdo to ov\u011b\u0159uje a jak \u010d\u00e1sti komunikuj\u00ed. Vysok\u00fd propagovan\u00fd po\u010det transakc\u00ed tyto ot\u00e1zky ne\u0159e\u0161\u00ed.<\/p>\n<p class=\"scg-essential-task\">V\u00e1\u0161 \u00fakol: p\u0159e\u010dt\u011bte vysv\u011btlen\u00ed \u0161k\u00e1lov\u00e1n\u00ed jedn\u00e9 s\u00edt\u011b a nakreslete cestu transakce k vykon\u00e1n\u00ed, dostupn\u00fdm dat\u016fm a vypo\u0159\u00e1d\u00e1n\u00ed. Ur\u010dete zlep\u0161en\u00ed a z\u00e1vislosti, kter\u00e9 z\u016fst\u00e1vaj\u00ed.<\/p>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; type=&#8221;1_3&#8243;][et_pb_image _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; src=&#8221;https:\/\/simplecryptoguide.com\/wp-content\/uploads\/2026\/10\/near-protocol-network-ecosystem.png&#8221; alt=&#8221;Bloky a rozhran\u00ed s motivem NEAR ukazuj\u00ed p\u0159\u00edklad blockchainu se shardingem&#8221; title_text=&#8221;Bloky a rozhran\u00ed s motivem NEAR ukazuj\u00ed p\u0159\u00edklad blockchainu se shardingem&#8221; align=&#8221;center&#8221; max_width=&#8221;260px&#8221; custom_margin=&#8221;0px|auto|0px|auto|true|true&#8221;][\/et_pb_image][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; fb_built=&#8221;1&#8243; module_class=&#8221;scg-handbook scg-essential-lesson&#8221; custom_padding=&#8221;26px||26px||true|false&#8221; custom_padding_phone=&#8221;18px||18px||true|false&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; module_id=&#8221;concept-map&#8221;][et_pb_row _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; column_structure=&#8221;4_4&#8243; width=&#8221;92%&#8221; max_width=&#8221;1120px&#8221; custom_padding=&#8221;0px||0px||false|false&#8221;][et_pb_column _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; type=&#8221;4_4&#8243;][et_pb_text _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; text_font=&#8221;Inter||||||||&#8221; text_font_size=&#8221;17px&#8221; text_text_color=&#8221;#354554&#8243; text_line_height=&#8221;1.7em&#8221; header_font=&#8221;Inter|700|||||||&#8221; header_text_color=&#8221;#10202b&#8221; header_2_font=&#8221;Inter|700|||||||&#8221; header_2_text_color=&#8221;#10202b&#8221; header_2_font_size=&#8221;30px&#8221; header_2_font_size_phone=&#8221;25px&#8221; header_2_font_size_last_edited=&#8221;on|phone&#8221; header_3_font=&#8221;Inter|700|||||||&#8221; header_3_text_color=&#8221;#10202b&#8221; custom_margin=&#8221;0px||0px||false|false&#8221;]<\/p>\n<h2>Odd\u011blte t\u0159i \u010d\u00e1sti \u0161k\u00e1lov\u00e1n\u00ed<\/h2>\n<div class=\"scg-essential-grid scg-essential-flow\">\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">1<\/span><\/p>\n<h3>Vykon\u00e1v\u00e1n\u00ed a stav<\/h3>\n<p>Vykon\u00e1v\u00e1n\u00ed prom\u00edt\u00e1 transakce do z\u016fstatk\u016f a stavu aplikac\u00ed. Sharding vykon\u00e1v\u00e1n\u00ed rozd\u011bluje v\u00fdpo\u010dty, sharding stavu informace zpracov\u00e1van\u00e9 uzly. Konkr\u00e9tn\u00edm p\u0159\u00edkladem je Nightshade s\u00edt\u011b NEAR: dokumentace popisuje rozd\u011blen\u00e9 zpracov\u00e1n\u00ed i stav a bezstavov\u00e9 ov\u011b\u0159ov\u00e1n\u00ed v aktualizovan\u00e9m n\u00e1vrhu. Shardy z\u016fst\u00e1vaj\u00ed sou\u010d\u00e1st\u00ed koordinovan\u00e9ho protokolu, nejsou nez\u00e1visl\u00fdmi kopiemi va\u0161ich minc\u00ed.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">2<\/span><\/p>\n<h3>Dostupnost dat<\/h3>\n<p>Syst\u00e9m mus\u00ed z\u00edskat data pot\u0159ebn\u00e1 ke kontrole ud\u00e1lost\u00ed. Techniky dostupnosti maj\u00ed odhalovat zadr\u017eovan\u00e1 data, ani\u017e by ka\u017ed\u00fd uzel stahoval v\u0161e. Fusaka, aktivn\u00ed na Ethereu od prosince 2025, zavedla PeerDAS pro blobov\u00e1 data vyu\u017e\u00edvan\u00e1 s\u00edt\u011bmi druh\u00e9 vrstvy. Nejde o star\u00fd pl\u00e1n des\u00edtek vykon\u00e1vac\u00edch \u0159et\u011bzc\u016f. Vzorkov\u00e1n\u00ed dat neprovede v\u00e1\u0161 swap a samo neprok\u00e1\u017ee platnost v\u0161ech zm\u011bn stavu.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">3<\/span><\/p>\n<h3>Koordinace a vypo\u0159\u00e1d\u00e1n\u00ed<\/h3>\n<p>Rozd\u011blenou pr\u00e1ci je st\u00e1le nutn\u00e9 \u0159adit, kontrolovat a sladit podle protokolu. Operace mezi shardy mohou vy\u017eadovat dal\u0161\u00ed zpr\u00e1vy a \u010dek\u00e1n\u00ed. Rollup vykon\u00e1v\u00e1 transakce odd\u011blen\u011b a pou\u017e\u00edv\u00e1 sv\u016fj syst\u00e9m vypo\u0159\u00e1d\u00e1n\u00ed a d\u016fkaz\u016f; sekvencer, \u0159\u00edzen\u00ed aktualizac\u00ed a v\u00fdb\u011bry z\u016fst\u00e1vaj\u00ed d\u016fle\u017eit\u00e9. V\u011bt\u0161\u00ed datov\u00e1 kapacita neodstran\u00ed v\u0161echna \u00fazk\u00e1 m\u00edsta. Zkoumejte architekturu, nep\u0159isuzujte ka\u017ed\u00e9mu ozna\u010den\u00ed \u0161k\u00e1lov\u00e1n\u00ed stejnou bezpe\u010dnost.<\/p>\n<\/div>\n<\/div>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; fb_built=&#8221;1&#8243; module_class=&#8221;scg-handbook scg-essential-lesson&#8221; custom_padding=&#8221;26px||26px||true|false&#8221; custom_padding_phone=&#8221;18px||18px||true|false&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; module_id=&#8221;walkthrough&#8221;][et_pb_row _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; column_structure=&#8221;4_4&#8243; width=&#8221;92%&#8221; max_width=&#8221;1120px&#8221; custom_padding=&#8221;0px||0px||false|false&#8221;][et_pb_column _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; type=&#8221;4_4&#8243;][et_pb_text _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; text_font=&#8221;Inter||||||||&#8221; text_font_size=&#8221;17px&#8221; text_text_color=&#8221;#354554&#8243; text_line_height=&#8221;1.7em&#8221; header_font=&#8221;Inter|700|||||||&#8221; header_text_color=&#8221;#10202b&#8221; header_2_font=&#8221;Inter|700|||||||&#8221; header_2_text_color=&#8221;#10202b&#8221; header_2_font_size=&#8221;30px&#8221; header_2_font_size_phone=&#8221;25px&#8221; header_2_font_size_last_edited=&#8221;on|phone&#8221; header_3_font=&#8221;Inter|700|||||||&#8221; header_3_text_color=&#8221;#10202b&#8221; custom_margin=&#8221;0px||0px||false|false&#8221;]<\/p>\n<h2>Prov\u011b\u0159te tvrzen\u00ed o \u0161k\u00e1lov\u00e1n\u00ed ve t\u0159ech kroc\u00edch<\/h2>\n<div class=\"scg-essential-grid\">\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">1<\/span><\/p>\n<h3>Najd\u011bte m\u00edsto vykon\u00e1n\u00ed transakce<\/h3>\n<p>Z aktu\u00e1ln\u00ed dokumentace ur\u010dete \u0159et\u011bzec \u010di rollup, kde prob\u00edh\u00e1 akce pen\u011b\u017eenky. D\u011bl\u00ed se vykon\u00e1v\u00e1n\u00ed mezi shardy, nebo aplikace b\u011b\u017e\u00ed na samostatn\u00e9 druh\u00e9 vrstv\u011b? Zapi\u0161te s\u00ed\u0165 a p\u0159\u00edpadn\u00fd identifik\u00e1tor \u0159et\u011bzce. Ticker neur\u010duje vykon\u00e1vac\u00ed prost\u0159ed\u00ed; vy\u0161\u0161\u00ed kapacita nem\u011bn\u00ed s\u00edt\u011b pro vklady podporovan\u00e9 burzou.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">2<\/span><\/p>\n<h3>Sledujte data a ov\u011b\u0159ov\u00e1n\u00ed<\/h3>\n<p>Kde se data zve\u0159ej\u0148uj\u00ed, jak se kontroluje dostupnost a kdo ov\u011b\u0159uje v\u00fdsledn\u00fd stav? Rozli\u0161ujte n\u00e1vrhy a nasazen\u00e9 funkce. U Etherea pou\u017e\u00edvejte aktu\u00e1ln\u00ed dokumentaci Fusaky a rollup\u016f, nikoli star\u00e9 sliby 64 vykon\u00e1vac\u00edch shard\u016f. U jin\u00e9 s\u00edt\u011b ov\u011b\u0159te jej\u00ed valid\u00e1tory a koordinaci; spole\u010dn\u00e9 slovo nep\u0159en\u00e1\u0161\u00ed p\u0159edpoklady Etherea.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">3<\/span><\/p>\n<h3>Prov\u011b\u0159te celou u\u017eivatelskou cestu<\/h3>\n<p>Zkontrolujte potvrzen\u00ed, vypo\u0159\u00e1d\u00e1n\u00ed a podm\u00ednky v\u00fdb\u011bru na skute\u010dn\u00e9 trase. Rychl\u00e9 potvrzen\u00ed v rozhran\u00ed m\u016f\u017ee p\u0159edch\u00e1zet p\u0159ips\u00e1n\u00ed burzou nebo uvoln\u011bn\u00ed mostem. Ov\u011b\u0159te s\u00edt\u011b, poplatky a \u00fadr\u017ebu na obou konc\u00edch. Nep\u0159esouvejte pen\u00edze kv\u016fli testu reklamy: pro tuto lekci sta\u010d\u00ed pr\u016fzkumn\u00edk a zdokumentovan\u00fd p\u0159\u00edklad.<\/p>\n<\/div>\n<\/div>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; fb_built=&#8221;1&#8243; module_class=&#8221;scg-handbook scg-essential-lesson&#8221; custom_padding=&#8221;26px||26px||true|false&#8221; custom_padding_phone=&#8221;18px||18px||true|false&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; module_id=&#8221;worked-example&#8221;][et_pb_row _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; column_structure=&#8221;4_4&#8243; width=&#8221;92%&#8221; max_width=&#8221;1120px&#8221; custom_padding=&#8221;30px|30px|30px|30px|true|true&#8221; module_class=&#8221;scg-essential-panel&#8221; background_color=&#8221;#fff8d8&#8243; custom_padding_phone=&#8221;22px|18px|22px|18px|true|true&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; border_radii=&#8221;on|16px|16px|16px|16px&#8221; border_width_all=&#8221;1px&#8221; border_color_all=&#8221;#e5d89e&#8221;][et_pb_column _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; type=&#8221;4_4&#8243;][et_pb_text _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; text_font=&#8221;Inter||||||||&#8221; text_font_size=&#8221;17px&#8221; text_text_color=&#8221;#354554&#8243; text_line_height=&#8221;1.7em&#8221; header_font=&#8221;Inter|700|||||||&#8221; header_text_color=&#8221;#10202b&#8221; header_2_font=&#8221;Inter|700|||||||&#8221; header_2_text_color=&#8221;#10202b&#8221; header_2_font_size=&#8221;30px&#8221; header_2_font_size_phone=&#8221;25px&#8221; header_2_font_size_last_edited=&#8221;on|phone&#8221; header_3_font=&#8221;Inter|700|||||||&#8221; header_3_text_color=&#8221;#10202b&#8221; custom_margin=&#8221;0px||0px||false|false&#8221;]<\/p>\n<h2>P\u0159\u00edklad: \u010dty\u0159i pruhy nezaru\u010duj\u00ed \u010dty\u0159n\u00e1sobn\u00fd v\u00fdkon<\/h2>\n<div class=\"scg-essential-equation\"><span>100 + 100 + 100 + 100<\/span><span>=<\/span><strong>400<\/strong><\/div>\n<p>P\u0159edstavte si \u010dty\u0159i smy\u0161len\u00e9 shardy, ka\u017ed\u00fd se 100 nez\u00e1visl\u00fdmi \u00falohami za sekundu. P\u0159i rovnom\u011brn\u00e9m rozd\u011blen\u00ed bez omezen\u00ed koordinace je zjednodu\u0161en\u00fd sou\u010det 400. Pokud 300 po\u017eadavk\u016f m\u00ed\u0159\u00ed na jeden shard a ostatn\u00ed t\u00e9m\u011b\u0159 nepracuj\u00ed, vyt\u00ed\u017een\u00fd shard st\u00e1le zvl\u00e1dne jen 100 za sekundu. \u00dalohy p\u0159es v\u00edce shard\u016f nav\u00edc vy\u017eaduj\u00ed koordinaci. Jde o v\u00fdukov\u00fd model, ne m\u011b\u0159en\u00ed NEAR, Etherea ani jin\u00e9 s\u00edt\u011b.<\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; fb_built=&#8221;1&#8243; module_class=&#8221;scg-handbook scg-essential-lesson&#8221; custom_padding=&#8221;26px||26px||true|false&#8221; custom_padding_phone=&#8221;18px||18px||true|false&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; module_id=&#8221;common-mistakes&#8221;][et_pb_row _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; column_structure=&#8221;4_4&#8243; width=&#8221;92%&#8221; max_width=&#8221;1120px&#8221; custom_padding=&#8221;0px||0px||false|false&#8221;][et_pb_column _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; type=&#8221;4_4&#8243;][et_pb_text _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; text_font=&#8221;Inter||||||||&#8221; text_font_size=&#8221;17px&#8221; text_text_color=&#8221;#354554&#8243; text_line_height=&#8221;1.7em&#8221; header_font=&#8221;Inter|700|||||||&#8221; header_text_color=&#8221;#10202b&#8221; header_2_font=&#8221;Inter|700|||||||&#8221; header_2_text_color=&#8221;#10202b&#8221; header_2_font_size=&#8221;30px&#8221; header_2_font_size_phone=&#8221;25px&#8221; header_2_font_size_last_edited=&#8221;on|phone&#8221; header_3_font=&#8221;Inter|700|||||||&#8221; header_3_text_color=&#8221;#10202b&#8221; custom_margin=&#8221;0px||0px||false|false&#8221;]<\/p>\n<h2>Chyby zakr\u00fdvaj\u00edc\u00ed skute\u010dn\u00e9 \u00fazk\u00e9 m\u00edsto<\/h2>\n<div class=\"scg-essential-grid\">\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">1<\/span><\/p>\n<h3>P\u0159edpoklad, \u017ee sharding d\u011bl\u00ed va\u0161e mince<\/h3>\n<p>Sharding je s\u00ed\u0165ov\u00e1 architektura, nikoli pokyn rozd\u011blit obnovovac\u00ed fr\u00e1zi, p\u0159esouvat prost\u0159edky nebo pos\u00edlat mince na adresu aktualizace. Nikdy neposkytujte obnovovac\u00ed \u00fadaje n\u011bkomu nab\u00edzej\u00edc\u00edmu migraci do shardu. Skute\u010dn\u00e9 aktualizace pen\u011b\u017eenky \u010di protokolu ov\u011b\u0159ujte nez\u00e1visle p\u0159es ofici\u00e1ln\u00ed kan\u00e1ly projektu.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">2<\/span><\/p>\n<h3>Z\u00e1m\u011bna dostupn\u00fdch dat za spr\u00e1vn\u00e9 vykon\u00e1n\u00ed<\/h3>\n<p>Mo\u017enost z\u00edskat data nedokazuje, \u017ee v\u00fdpo\u010det dodr\u017eel pravidla. Architektura mus\u00ed ov\u011b\u0159ovat zm\u011bny stavu i dostupnost. Rychlej\u0161\u00ed datov\u00e1 vrstva automaticky neoprav\u00ed zraniteln\u00fd kontrakt, centralizovan\u00fd sekvencer ani most. Ne\u017e ozna\u010d\u00edte celek za bezpe\u010dn\u00fd, pojmenujte vrstvy a jejich odpov\u011bdnosti.<\/p>\n<\/div>\n<div class=\"scg-essential-card\"><span class=\"scg-essential-number\" aria-hidden=\"true\">3<\/span><\/p>\n<h3>Porovn\u00e1v\u00e1n\u00ed propustnosti bez podm\u00ednek<\/h3>\n<p>M\u011b\u0159\u00ed \u010d\u00edslo jednoduch\u00e9 p\u0159evody, slo\u017eit\u00e9 aplika\u010dn\u00ed operace, laboratorn\u00ed \u0161pi\u010dky nebo trval\u00fd skute\u010dn\u00fd provoz? Prov\u011b\u0159te hardware, decentralizaci, latenci a zapo\u010d\u00edt\u00e1v\u00e1n\u00ed ne\u00fasp\u011b\u0161n\u00fdch transakc\u00ed. Vy\u0161\u0161\u00ed kapacita nezaru\u010duje n\u00edzk\u00e9 poplatky p\u0159i \u0161pi\u010dk\u00e1ch popt\u00e1vky. U\u017eite\u010dn\u00e9 m\u011b\u0159en\u00ed nen\u00ed slib pro va\u0161i transakci.<\/p>\n<\/div>\n<\/div>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; fb_built=&#8221;1&#8243; module_class=&#8221;scg-handbook scg-essential-lesson&#8221; custom_padding=&#8221;26px||26px||true|false&#8221; custom_padding_phone=&#8221;18px||18px||true|false&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; module_id=&#8221;practice&#8221;][et_pb_row _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; column_structure=&#8221;4_4&#8243; width=&#8221;92%&#8221; max_width=&#8221;1120px&#8221; custom_padding=&#8221;30px|30px|30px|30px|true|true&#8221; module_class=&#8221;scg-essential-panel&#8221; background_color=&#8221;#fff8d8&#8243; custom_padding_phone=&#8221;22px|18px|22px|18px|true|true&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; border_radii=&#8221;on|16px|16px|16px|16px&#8221; border_width_all=&#8221;1px&#8221; border_color_all=&#8221;#e5d89e&#8221;][et_pb_column _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; type=&#8221;4_4&#8243;][et_pb_text _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; text_font=&#8221;Inter||||||||&#8221; text_font_size=&#8221;17px&#8221; text_text_color=&#8221;#354554&#8243; text_line_height=&#8221;1.7em&#8221; header_font=&#8221;Inter|700|||||||&#8221; header_text_color=&#8221;#10202b&#8221; header_2_font=&#8221;Inter|700|||||||&#8221; header_2_text_color=&#8221;#10202b&#8221; header_2_font_size=&#8221;30px&#8221; header_2_font_size_phone=&#8221;25px&#8221; header_2_font_size_last_edited=&#8221;on|phone&#8221; header_3_font=&#8221;Inter|700|||||||&#8221; header_3_text_color=&#8221;#10202b&#8221; custom_margin=&#8221;0px||0px||false|false&#8221;]<\/p>\n<h2>Vyzkou\u0161ejte si: odhalte nepodlo\u017een\u00fd z\u00e1v\u011br<\/h2>\n<p>Projekt ozn\u00e1m\u00ed, \u017ee uzly mohou data vzorkovat m\u00edsto stahov\u00e1n\u00ed ka\u017ed\u00e9ho blobu. P\u0159\u00edsp\u011bvek vyvod\u00ed, \u017ee v\u0161echny aplikace nyn\u00ed b\u011b\u017e\u00ed na 64 vykon\u00e1vac\u00edch shardech, v\u00fdb\u011bry jsou okam\u017eit\u00e9 a v\u0161echny mosty stejn\u011b bezpe\u010dn\u00e9. Co plyne pouze ze zlep\u0161en\u00e9 dostupnosti dat?<\/p>\n<details>\n<summary>Zobrazit vysv\u011btlen\u00ed<\/summary>\n<p>\u017d\u00e1dn\u00fd z t\u011bchto z\u00e1v\u011br\u016f neplyne automaticky. Vzorkov\u00e1n\u00ed \u0159e\u0161\u00ed dostupnost dat. Architektura vykon\u00e1v\u00e1n\u00ed, vypo\u0159\u00e1d\u00e1n\u00ed, v\u00fdb\u011bry a bezpe\u010dnost most\u016f pot\u0159ebuj\u00ed samostatn\u00e9 d\u016fkazy. Sepi\u0161te \u010dty\u0159i kontroly: m\u00edsto vykon\u00e1v\u00e1n\u00ed, dostupnost dat, ov\u011b\u0159ov\u00e1n\u00ed v\u00fdsledk\u016f a odchod u\u017eivatel\u016f. Ka\u017edou ov\u011b\u0159te v dokumentaci skute\u010dn\u011b nasazen\u00e9ho \u0159e\u0161en\u00ed.<\/p>\n<\/details>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; fb_built=&#8221;1&#8243; module_class=&#8221;scg-handbook scg-essential-lesson&#8221; custom_padding=&#8221;26px||26px||true|false&#8221; custom_padding_phone=&#8221;18px||18px||true|false&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; module_id=&#8221;next-steps&#8221;][et_pb_row _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; column_structure=&#8221;4_4&#8243; width=&#8221;92%&#8221; max_width=&#8221;1120px&#8221; custom_padding=&#8221;0px||0px||false|false&#8221;][et_pb_column _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; type=&#8221;4_4&#8243;][et_pb_text _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; text_font=&#8221;Inter||||||||&#8221; text_font_size=&#8221;17px&#8221; text_text_color=&#8221;#354554&#8243; text_line_height=&#8221;1.7em&#8221; header_font=&#8221;Inter|700|||||||&#8221; header_text_color=&#8221;#10202b&#8221; header_2_font=&#8221;Inter|700|||||||&#8221; header_2_text_color=&#8221;#10202b&#8221; header_2_font_size=&#8221;30px&#8221; header_2_font_size_phone=&#8221;25px&#8221; header_2_font_size_last_edited=&#8221;on|phone&#8221; header_3_font=&#8221;Inter|700|||||||&#8221; header_3_text_color=&#8221;#10202b&#8221; custom_margin=&#8221;0px||0px||false|false&#8221;]<\/p>\n<h2>Propojte \u0161k\u00e1lov\u00e1n\u00ed s praktick\u00fdm v\u00fdb\u011brem s\u00edt\u011b<\/h2>\n<div class=\"scg-essential-actions\"><a class=\"scg-essential-button\" href=\"https:\/\/simplecryptoguide.com\/cs\/co-je-blockchain\/\">Zopakujte si ov\u011b\u0159ov\u00e1n\u00ed transakc\u00ed<span aria-hidden=\"true\">\u2192<\/span><\/a><a class=\"scg-essential-button\" href=\"https:\/\/simplecryptoguide.com\/cs\/co-je-blockchain-explorer\/\">Prozkoumejte transakce v pr\u016fzkumn\u00edku<span aria-hidden=\"true\">\u2192<\/span><\/a><a class=\"scg-essential-button\" href=\"https:\/\/simplecryptoguide.com\/cs\/crypto-readiness-quiz\/\">Ov\u011b\u0159te svou p\u0159ipravenost na kryptom\u011bny<span aria-hidden=\"true\">\u2192<\/span><\/a><a class=\"scg-essential-button\" href=\"https:\/\/simplecryptoguide.com\/cs\/kategorie\/jak-nakupovat\/buy-layer-2\/\">Projd\u011bte n\u00e1kupn\u00ed pr\u016fvodce druhou vrstvou<span aria-hidden=\"true\">\u2192<\/span><\/a><\/div>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; fb_built=&#8221;1&#8243; module_class=&#8221;scg-handbook scg-essential-lesson&#8221; custom_padding=&#8221;26px||26px||true|false&#8221; custom_padding_phone=&#8221;18px||18px||true|false&#8221; custom_padding_last_edited=&#8221;on|phone&#8221; module_id=&#8221;sources&#8221;][et_pb_row _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; column_structure=&#8221;4_4&#8243; width=&#8221;92%&#8221; max_width=&#8221;1120px&#8221; custom_padding=&#8221;0px||0px||false|false&#8221;][et_pb_column _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; type=&#8221;4_4&#8243;][et_pb_text _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; text_font=&#8221;Inter||||||||&#8221; text_font_size=&#8221;17px&#8221; text_text_color=&#8221;#354554&#8243; text_line_height=&#8221;1.7em&#8221; header_font=&#8221;Inter|700|||||||&#8221; header_text_color=&#8221;#10202b&#8221; header_2_font=&#8221;Inter|700|||||||&#8221; header_2_text_color=&#8221;#10202b&#8221; header_2_font_size=&#8221;30px&#8221; header_2_font_size_phone=&#8221;25px&#8221; header_2_font_size_last_edited=&#8221;on|phone&#8221; header_3_font=&#8221;Inter|700|||||||&#8221; header_3_text_color=&#8221;#10202b&#8221; custom_margin=&#8221;0px||0px||false|false&#8221;]<\/p>\n<h2>Zdroje a dal\u0161\u00ed \u010dten\u00ed<\/h2>\n<ul class=\"scg-essential-sources\">\n<li><a href=\"https:\/\/www.near.org\/papers\" target=\"_blank\" rel=\"noopener\">NEAR \u2014 Nightshade sharding design and stateless validation<\/a><\/li>\n<li><a href=\"https:\/\/ethereum.org\/roadmap\/fusaka\/\" target=\"_blank\" rel=\"noopener\">Ethereum \u2014 Fusaka and PeerDAS, live since December 2025<\/a><\/li>\n<li><a href=\"https:\/\/ethereum.org\/roadmap\/danksharding\/\" target=\"_blank\" rel=\"noopener\">Ethereum \u2014 data scaling and the rollup roadmap<\/a><\/li>\n<li><a href=\"https:\/\/ethereum.org\/layer-2\/\" target=\"_blank\" rel=\"noopener\">Ethereum \u2014 layer 2 execution and settlement<\/a><\/li>\n<\/ul>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section _builder_version=&#8221;4.27.9&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221; theme_builder_area=&#8221;post_content&#8221; fb_built=&#8221;1&#8243; module_class=&#8221;scg-handbook scg-essential-lesson&#8221; custom_padding=&#8221;0px||0px||true|false&#8221; custom_padding_phone=&#8221;18px||18px||true|false&#8221; custom_padding_last_edited=&#8221;on|phone&#8221;][et_pb_row 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