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the primary key and the underlying indexes in TiDB<\/li>\n<li>Describe the query (SELECT) process<\/li>\n<li>Describe the data modification (INSERT \/ UPDATE \/ DELETE) process<\/li>\n<li>Describe the TiKV Region split process<\/li>\n<li>Performance tune common TiKV Region hotspots issues<\/li>\n<\/ul>","button_type":"none","button_text":"","button_page":null,"button_url":"","button_file":false},{"label":"","title":"Secondary Indexes and Partitioned Tables","border_color":"border-color-gray","image_position":"","svg_icon":{"ID":28455,"id":28455,"title":"ppt","filename":"ppt.svg","filesize":797,"url":"https:\/\/static.pingcap.com\/files\/2025\/07\/21211229\/ppt.svg","link":"https:\/\/www.pingcap.com\/ko\/education\/ilt-tidb-administration-tiup\/ppt\/","alt":"","author":"178","description":"","caption":"","name":"ppt","status":"inherit","uploaded_to":27925,"date":"2025-07-22 04:12:29","modified":"2025-07-22 06:21:57","menu_order":0,"mime_type":"image\/svg+xml","type":"image","subtype":"svg+xml","icon":"https:\/\/www.pingcap.com\/lib\/images\/media\/default.png","width":0,"height":0,"sizes":{"thumbnail":"https:\/\/static.pingcap.com\/files\/2025\/07\/21211229\/ppt.svg","thumbnail-width":1,"thumbnail-height":1,"medium":"https:\/\/static.pingcap.com\/files\/2025\/07\/21211229\/ppt.svg","medium-width":1,"medium-height":1,"medium_large":"https:\/\/static.pingcap.com\/files\/2025\/07\/21211229\/ppt.svg","medium_large-width":1,"medium_large-height":1,"large":"https:\/\/static.pingcap.com\/files\/2025\/07\/21211229\/ppt.svg","large-width":1,"large-height":1,"1536x1536":"https:\/\/static.pingcap.com\/files\/2025\/07\/21211229\/ppt.svg","1536x1536-width":1,"1536x1536-height":1,"2048x2048":"https:\/\/static.pingcap.com\/files\/2025\/07\/21211229\/ppt.svg","2048x2048-width":1,"2048x2048-height":1,"trp-custom-language-flag":"https:\/\/static.pingcap.com\/files\/2025\/07\/21211229\/ppt.svg","trp-custom-language-flag-width":1,"trp-custom-language-flag-height":1,"post-thumbnail":"https:\/\/static.pingcap.com\/files\/2025\/07\/21211229\/ppt.svg","post-thumbnail-width":1,"post-thumbnail-height":1}},"hide_content":true,"content":"<ul>\n<li>Understand 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each phase of SQL statements processing<\/li>\n<li>Explain the functionality of the optimize<\/li>\n<li>Explain the various phases of optimization<\/li>\n<li>Display execution plans<\/li>\n<li>Monitor SQL statements<\/li>\n<\/ul>","button_type":"none","button_text":"","button_page":null,"button_url":"","button_file":false},{"label":"","title":"Optimizing Queries","border_color":"border-color-gray","image_position":"","svg_icon":{"ID":28455,"id":28455,"title":"ppt","filename":"ppt.svg","filesize":797,"url":"https:\/\/static.pingcap.com\/files\/2025\/07\/21211229\/ppt.svg","link":"https:\/\/www.pingcap.com\/ko\/education\/ilt-tidb-administration-tiup\/ppt\/","alt":"","author":"178","description":"","caption":"","name":"ppt","status":"inherit","uploaded_to":27925,"date":"2025-07-22 04:12:29","modified":"2025-07-22 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the operators and data aggregators for tables and indexes<\/li>\n<li>List the possible access paths for tables and indexes<\/li>\n<li>Use indexes to improve query performance<\/li>\n<li>Describe the aggregation function operators<\/li>\n<li>Describe the operators for joins<\/li>\n<li>List the possible access paths for joins<\/li>\n<li>Describe the TiFlash MPP architecture<\/li>\n<li>Use TiFlash to improve query performance<\/li>\n<\/ul>","button_type":"none","button_text":"","button_page":null,"button_url":"","button_file":false},{"label":"","title":"Cost Based Optimizer (CBO) Statistics 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how CBO statistics works<\/li>\n<li>Understand the fundamental components of statistics<\/li>\n<li>Display CBO statistics<\/li>\n<li>Gather CBO statistics<\/li>\n<li>Import and export statistics<\/li>\n<li>Use dynamic pruning to optimize queries for partitioned tables<\/li>\n<\/ul>","button_type":"none","button_text":"","button_page":null,"button_url":"","button_file":false},{"label":"","title":"Best Practices for SQL Tuning in TiDB","border_color":"border-color-gray","image_position":"","svg_icon":{"ID":28455,"id":28455,"title":"ppt","filename":"ppt.svg","filesize":797,"url":"https:\/\/static.pingcap.com\/files\/2025\/07\/21211229\/ppt.svg","link":"https:\/\/www.pingcap.com\/ko\/education\/ilt-tidb-administration-tiup\/ppt\/","alt":"","author":"178","description":"","caption":"","name":"ppt","status":"inherit","uploaded_to":27925,"date":"2025-07-22 04:12:29","modified":"2025-07-22 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execution plans with optimizer hints<\/li>\n<li>Control execution plans with SQL Plan Management (SPM)<\/li>\n<li>Understand the best practices for  using indexes and writing effective SQL<\/li>\n<\/ul>","button_type":"none","button_text":"","button_page":null,"button_url":"","button_file":false}],"solution_cards":false,"integration_cards":false,"bg_cards":false,"media_cards":false,"workload_cards":false,"champion_cards":false,"tier_cards":false,"view_more_button":{"title_link_type":"none","title_link_page":null,"title_link_url":""},"block_background":"bg-black-dark","block_background_video_type":"url","block_background_video_url":"","block_background_video_file":false,"block_background_image":false,"block_background_overlay":false,"unique_id":"","block_option_custom_class":"","block_option_padding":["block-options-padding-remove-top"],"block_option_hide":[],"block_add_top_arc":false,"block_increase_bottom_padding":false},{"acf_fc_layout":"cta","display_type":"minimal","slim_fields":{"heading":"","bg_image":false,"text_align_mode":"","action_type":"button","button_fields":{"button_type":"page","button_text":"","button_page":null,"button_url":"","button_file":false},"hs_portal_id":"","hs_form_id":""},"normal_fields":{"columns":false},"minimal_fields":{"image":{"ID":21477,"id":21477,"title":"cta-1-1","filename":"cta-1-1.svg","filesize":1837,"url":"https:\/\/static.pingcap.com\/files\/2024\/10\/07235318\/cta-1-1.svg","link":"https:\/\/www.pingcap.com\/ko\/home\/cta-1-1\/","alt":"CTA","author":"178","description":"","caption":"","name":"cta-1-1","status":"inherit","uploaded_to":5,"date":"2024-10-08 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TiDB: Scale Your Skills, Certify Your Success<\/h5>\n<p>\n<a class=\"button\" href=\"https:\/\/www.pingcap.com\/ko\/contact-us\/\">Talk to Sales<\/a><\/p>"},"block_background":"bg-violet","block_background_video_type":"url","block_background_video_url":"","block_background_video_file":false,"block_background_image":false,"block_background_overlay":false,"unique_id":"","block_option_custom_class":"","block_option_padding":["block-options-padding-remove-top","block-options-padding-remove-bottom"],"block_option_hide":[],"block_add_top_arc":false,"block_increase_bottom_padding":false}],"_links":{"self":[{"href":"https:\/\/www.pingcap.com\/ko\/wp-json\/wp\/v2\/pages\/22858","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pingcap.com\/ko\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.pingcap.com\/ko\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.pingcap.com\/ko\/wp-json\/wp\/v2\/users\/188"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pingcap.com\/ko\/wp-json\/wp\/v2\/comments?post=22858"}],"version-history":[{"count":29,"href":"https:\/\/www.pingcap.com\/ko\/wp-json\/wp\/v2\/pages\/22858\/revisions"}],"predecessor-version":[{"id":32150,"href":"https:\/\/www.pingcap.com\/ko\/wp-json\/wp\/v2\/pages\/22858\/revisions\/32150"}],"up":[{"embeddable":true,"href":"https:\/\/www.pingcap.com\/ko\/wp-json\/wp\/v2\/pages\/7058"}],"wp:attachment":[{"href":"https:\/\/www.pingcap.com\/ko\/wp-json\/wp\/v2\/media?parent=22858"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}