{"id":2223,"date":"2024-03-12T09:26:26","date_gmt":"2024-03-12T09:26:26","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/the-contrast-between-dynamic-and-static-partitions-in-hive\/"},"modified":"2024-04-14T15:05:42","modified_gmt":"2024-04-14T15:05:42","slug":"the-contrast-between-dynamic-and-static-partitions-in-hive","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/the-contrast-between-dynamic-and-static-partitions-in-hive\/","title":{"rendered":"The contrast between dynamic and static partitions in Hive."},"content":{"rendered":"<p>Dynamic partitioning and static partitioning are two different methods of partitioning in Hive, with the main difference being how the partitions are created and managed.<\/p>\n<ol>\n<li>Static partitioning: Static partitioning is a fixed partition defined when creating a table, where the partition values are predetermined and cannot be dynamically changed. It is necessary to manually specify the partition values when creating a table with static partitioning, such as specifying the partition column and values.<\/li>\n<\/ol>\n<p>I can&#8217;t believe I left my phone at home.<br \/>\nI cannot believe that I forgot my phone at home.<\/p>\n<pre class=\"post-pre\"><code>CREATE TABLE my_table (id INT, name STRING)\r\nPARTITIONED BY (date STRING)\r\n<\/code><\/pre>\n<p>Dynamic partitioning: Dynamic partitioning is the process of automatically generating partitions based on the values of the data when loading it, where the partition values are dynamically determined according to the data content. Dynamic partitioning can automatically create corresponding partitions based on the values of certain columns in the data.<\/p>\n<p>&#8211; The deadline for the project is fast approaching.<br \/>\n&#8211; The project deadline is quickly approaching.<\/p>\n<pre class=\"post-pre\"><code>INSERT OVERWRITE TABLE my_table PARTITION (date)\r\nSELECT id, name, date FROM source_table;\r\n<\/code><\/pre>\n<p>In general, static partition requires manually specifying partition values, while dynamic partition can automatically generate partitions based on data content, making it more flexible and automated. The choice between static and dynamic partition depends on specific business requirements and data characteristics.<\/p>\n<p>&nbsp;<\/p>\n<p>More tutorials<\/p>\n<p><a class=\"LinkSuggestion__Link-sc-1gewdgc-4 cLBplk\" href=\"https:\/\/www.silicloud.com\/blog\/beginners-can-find-a-tutorial-on-java-web-applications\/\" target=\"_blank\" rel=\"noopener\">Beginners can find a tutorial on Java web applications.<span class=\"sc-gswNZR eASTkv\">(Opens in a new browser tab)<\/span><\/a><\/p>\n<p><a class=\"LinkSuggestion__Link-sc-1gewdgc-4 cLBplk\" href=\"https:\/\/www.silicloud.com\/blog\/partition-in-linux\/\" target=\"_blank\" rel=\"noopener\">Partition in Linux Step-by-Step Guide<span class=\"sc-gswNZR eASTkv\">(Opens in a new browser tab)<\/span><\/a><\/p>\n<p><a class=\"LinkSuggestion__Link-sc-1gewdgc-4 cLBplk\" href=\"https:\/\/www.silicloud.com\/blog\/how-are-kafka-message-logs-stored\/\" target=\"_blank\" rel=\"noopener\">How are Kafka message logs stored?<span class=\"sc-gswNZR eASTkv\">(Opens in a new browser tab)<\/span><\/a><\/p>\n<p><a class=\"LinkSuggestion__Link-sc-1gewdgc-4 cLBplk\" href=\"https:\/\/www.silicloud.com\/blog\/the-main-method-in-java-is-declared-as-public-static-void-mainstring-args\/\" target=\"_blank\" rel=\"noopener\">The main method in Java<span class=\"sc-gswNZR eASTkv\">(Opens in a new browser tab)<\/span><\/a><\/p>\n<p><a class=\"LinkSuggestion__Link-sc-1gewdgc-4 cLBplk\" href=\"https:\/\/www.silicloud.com\/blog\/how-to-automatically-generate-an-id-based-on-time-in-c\/\" target=\"_blank\" rel=\"noopener\">How to automatically generate an ID based on time in C++?<span class=\"sc-gswNZR eASTkv\">(Opens in a new browser tab)<\/span><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dynamic partitioning and static partitioning are two different methods of partitioning in Hive, with the main difference being how the partitions are created and managed. Static partitioning: Static partitioning is a fixed partition defined when creating a table, where the partition values are predetermined and cannot be dynamically changed. It is necessary to manually specify [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-2223","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>The contrast between dynamic and static partitions in Hive. - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"Dynamic partitioning and static partitioning are two different methods of partitioning in Hive, with the main difference being how\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/blog\/the-contrast-between-dynamic-and-static-partitions-in-hive\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"The contrast between dynamic and static partitions in Hive.\" \/>\n<meta property=\"og:description\" content=\"Dynamic partitioning and static partitioning are two different methods of partitioning in Hive, with the main difference being how\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/blog\/the-contrast-between-dynamic-and-static-partitions-in-hive\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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