{"id":44115,"date":"2025-06-17T01:43:29","date_gmt":"2025-06-16T17:43:29","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/44115.html"},"modified":"2025-06-17T01:43:29","modified_gmt":"2025-06-16T17:43:29","slug":"mysql-%e6%a0%b9%e6%8d%ae%e6%97%b6%e9%97%b4%e8%87%aa%e5%8a%a8%e5%88%9b%e5%bb%ba%e5%88%86%e5%8c%ba%e8%84%9a%e6%9c%ac","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/44115.html","title":{"rendered":"MySQL \u6839\u636e\u65f6\u95f4\u81ea\u52a8\u521b\u5efa\u5206\u533a\u811a\u672c"},"content":{"rendered":"<p>\u4ee5\u4e0b\u662f\u4e00\u4e2aMySQL\u811a\u672c\u793a\u4f8b&#xff0c;\u7528\u4e8e\u6839\u636e\u65f6\u95f4\u81ea\u52a8\u521b\u5efa\u548c\u7ba1\u7406\u5206\u533a\u8868&#xff1a;<\/p>\n<p><span class=\"token comment\">&#8212; 1. \u9996\u5148\u521b\u5efa\u4e00\u4e2a\u6309\u65f6\u95f4\u5206\u533a\u7684\u8868&#xff08;\u5982\u679c\u5c1a\u672a\u5b58\u5728&#xff09;<\/span><br \/>\n<span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">TABLE<\/span> <span class=\"token keyword\">IF<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token keyword\">EXISTS<\/span> time_partitioned_data <span class=\"token punctuation\">(<\/span><br \/>\n    id <span class=\"token keyword\">INT<\/span> <span class=\"token keyword\">AUTO_INCREMENT<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    data_value <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">255<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    created_at <span class=\"token keyword\">DATETIME<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token keyword\">PRIMARY<\/span> <span class=\"token keyword\">KEY<\/span> <span class=\"token punctuation\">(<\/span>id<span class=\"token punctuation\">,<\/span> created_at<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">PARTITION<\/span> <span class=\"token keyword\">BY<\/span> RANGE <span class=\"token punctuation\">(<\/span>TO_DAYS<span class=\"token punctuation\">(<\/span>created_at<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">(<\/span><br \/>\n    <span class=\"token keyword\">PARTITION<\/span> p_min <span class=\"token keyword\">VALUES<\/span> LESS THAN <span class=\"token punctuation\">(<\/span>TO_DAYS<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;2023-01-01&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">&#8212; 2. \u521b\u5efa\u5b58\u50a8\u8fc7\u7a0b\u6765\u81ea\u52a8\u7ba1\u7406\u5206\u533a<\/span><br \/>\n<span class=\"token keyword\">DELIMITER<\/span> <span class=\"token comment\">\/\/<\/span><br \/>\n<span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">PROCEDURE<\/span> auto_manage_partitions<span class=\"token punctuation\">(<\/span><span class=\"token operator\">IN<\/span> table_name <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token operator\">IN<\/span> days_ahead <span class=\"token keyword\">INT<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">BEGIN<\/span><br \/>\n    <span class=\"token keyword\">DECLARE<\/span> done <span class=\"token keyword\">INT<\/span> <span class=\"token keyword\">DEFAULT<\/span> <span class=\"token boolean\">FALSE<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">DECLARE<\/span> partition_name <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">DECLARE<\/span> partition_value <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">DECLARE<\/span> max_value <span class=\"token keyword\">DATE<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">DECLARE<\/span> new_partition_date <span class=\"token keyword\">DATE<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">DECLARE<\/span> new_partition_name <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">DECLARE<\/span> new_partition_value <span class=\"token keyword\">INT<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">DECLARE<\/span> alter_sql <span class=\"token keyword\">TEXT<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">&#8212; \u83b7\u53d6\u5f53\u524d\u6700\u5927\u5206\u533a\u503c<\/span><br \/>\n    <span class=\"token keyword\">SELECT<\/span> <span class=\"token function\">MAX<\/span><span class=\"token punctuation\">(<\/span>TO_DAYS<span class=\"token punctuation\">(<\/span>created_at<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">INTO<\/span> <span class=\"token variable\">&#064;max_day<\/span><br \/>\n    <span class=\"token keyword\">FROM<\/span> time_partitioned_data<span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">SET<\/span> max_value <span class=\"token operator\">&#061;<\/span> IFNULL<span class=\"token punctuation\">(<\/span>FROM_DAYS<span class=\"token punctuation\">(<\/span><span class=\"token variable\">&#064;max_day<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> CURDATE<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">&#8212; \u521b\u5efa\u672a\u6765\u5206\u533a<\/span><br \/>\n    <span class=\"token keyword\">SET<\/span> new_partition_date <span class=\"token operator\">&#061;<\/span> max_value<span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">WHILE<\/span> DATEDIFF<span class=\"token punctuation\">(<\/span>DATE_ADD<span class=\"token punctuation\">(<\/span>new_partition_date<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">INTERVAL<\/span> <span class=\"token number\">1<\/span> <span class=\"token keyword\">MONTH<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> max_value<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;&#061;<\/span> days_ahead <span class=\"token keyword\">DO<\/span><br \/>\n        <span class=\"token keyword\">SET<\/span> new_partition_date <span class=\"token operator\">&#061;<\/span> DATE_ADD<span class=\"token punctuation\">(<\/span>new_partition_date<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">INTERVAL<\/span> <span class=\"token number\">1<\/span> <span class=\"token keyword\">MONTH<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">SET<\/span> new_partition_name <span class=\"token operator\">&#061;<\/span> CONCAT<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;p_&#039;<\/span><span class=\"token punctuation\">,<\/span> DATE_FORMAT<span class=\"token punctuation\">(<\/span>new_partition_date<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#039;%Y%m&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">SET<\/span> new_partition_value <span class=\"token operator\">&#061;<\/span> TO_DAYS<span class=\"token punctuation\">(<\/span>new_partition_date<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token comment\">&#8212; \u68c0\u67e5\u5206\u533a\u662f\u5426\u5df2\u5b58\u5728<\/span><br \/>\n        <span class=\"token keyword\">SELECT<\/span> <span class=\"token function\">COUNT<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">*<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">INTO<\/span> <span class=\"token variable\">&#064;partition_exists<\/span><br \/>\n        <span class=\"token keyword\">FROM<\/span> information_schema<span class=\"token punctuation\">.<\/span>PARTITIONS<br \/>\n        <span class=\"token keyword\">WHERE<\/span> TABLE_SCHEMA <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">DATABASE<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token operator\">AND<\/span> TABLE_NAME <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#039;time_partitioned_data&#039;<\/span><br \/>\n        <span class=\"token operator\">AND<\/span> PARTITION_NAME <span class=\"token operator\">&#061;<\/span> new_partition_name<span class=\"token punctuation\">;<\/span><\/p>\n<p>        <span class=\"token keyword\">IF<\/span> <span class=\"token variable\">&#064;partition_exists<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span> <span class=\"token keyword\">THEN<\/span><br \/>\n            <span class=\"token keyword\">SET<\/span> alter_sql <span class=\"token operator\">&#061;<\/span> CONCAT<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;ALTER TABLE &#039;<\/span><span class=\"token punctuation\">,<\/span> table_name<span class=\"token punctuation\">,<\/span><br \/>\n                                 <span class=\"token string\">&#039; ADD PARTITION (PARTITION &#039;<\/span><span class=\"token punctuation\">,<\/span> new_partition_name<span class=\"token punctuation\">,<\/span><br \/>\n                                 <span class=\"token string\">&#039; VALUES LESS THAN (&#039;<\/span><span class=\"token punctuation\">,<\/span> new_partition_value<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#039;))&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token keyword\">PREPARE<\/span> stmt <span class=\"token keyword\">FROM<\/span> alter_sql<span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token keyword\">EXECUTE<\/span> stmt<span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token keyword\">DEALLOCATE<\/span> <span class=\"token keyword\">PREPARE<\/span> stmt<span class=\"token punctuation\">;<\/span><\/p>\n<p>            <span class=\"token keyword\">SELECT<\/span> CONCAT<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;Created partition: &#039;<\/span><span class=\"token punctuation\">,<\/span> new_partition_name<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#039; for date: &#039;<\/span><span class=\"token punctuation\">,<\/span> new_partition_date<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">AS<\/span> message<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">END<\/span> <span class=\"token keyword\">IF<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">END<\/span> <span class=\"token keyword\">WHILE<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">&#8212; \u53ef\u9009&#xff1a;\u5220\u9664\u65e7\u5206\u533a&#xff08;\u4f8b\u5982\u4fdd\u7559\u6700\u8fd112\u4e2a\u6708\u7684\u6570\u636e&#xff09;<\/span><br \/>\n    <span class=\"token comment\">\/*<br \/>\n    SELECT PARTITION_NAME, PARTITION_DESCRIPTION INTO &#064;old_partition, &#064;old_value<br \/>\n    FROM information_schema.PARTITIONS<br \/>\n    WHERE TABLE_SCHEMA &#061; DATABASE()<br \/>\n    AND TABLE_NAME &#061; &#039;time_partitioned_data&#039;<br \/>\n    AND PARTITION_NAME !&#061; &#039;p_min&#039;<br \/>\n    ORDER BY PARTITION_DESCRIPTION ASC<br \/>\n    LIMIT 1;<\/p>\n<p>    IF TO_DAYS(CURDATE()) &#8211; &#064;old_value &gt; 365 THEN<br \/>\n        SET &#064;drop_sql &#061; CONCAT(&#039;ALTER TABLE &#039;, table_name, &#039; DROP PARTITION &#039;, &#064;old_partition);<br \/>\n        PREPARE stmt FROM &#064;drop_sql;<br \/>\n        EXECUTE stmt;<br \/>\n        DEALLOCATE PREPARE stmt;<\/p>\n<p>        SELECT CONCAT(&#039;Dropped old partition: &#039;, &#064;old_partition) AS message;<br \/>\n    END IF;<br \/>\n    *\/<\/span><br \/>\n<span class=\"token keyword\">END<\/span> <span class=\"token comment\">\/\/<\/span><br \/>\n<span class=\"token keyword\">DELIMITER<\/span> <span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">&#8212; 3. \u521b\u5efa\u4e8b\u4ef6\u5b9a\u671f\u6267\u884c\u5206\u533a\u7ba1\u7406<\/span><br \/>\n<span class=\"token keyword\">CREATE<\/span> EVENT <span class=\"token keyword\">IF<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token keyword\">EXISTS<\/span> manage_partitions_event<br \/>\n<span class=\"token keyword\">ON<\/span> SCHEDULE EVERY <span class=\"token number\">1<\/span> <span class=\"token keyword\">MONTH<\/span><br \/>\nSTARTS <span class=\"token keyword\">CURRENT_TIMESTAMP<\/span><br \/>\n<span class=\"token keyword\">DO<\/span><br \/>\n<span class=\"token keyword\">CALL<\/span> auto_manage_partitions<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;time_partitioned_data&#039;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">90<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">&#8212; \u63d0\u524d\u521b\u5efa\u672a\u676590\u5929\u7684\u5206\u533a<\/span><\/p>\n<p><span class=\"token comment\">&#8212; \u542f\u7528\u4e8b\u4ef6\u8c03\u5ea6\u5668<\/span><br \/>\n<span class=\"token keyword\">SET<\/span> <span class=\"token keyword\">GLOBAL<\/span> event_scheduler <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">ON<\/span><span class=\"token punctuation\">;<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb167\u6b21\u3002\u672c\u6587\u5c55\u793a\u4e86MySQL\u6309\u65f6\u95f4\u5206\u533a\u8868\u7684\u81ea\u52a8\u5316\u7ba1\u7406\u65b9\u6848\u3002\u9996\u5148\u521b\u5efa\u4e00\u4e2a\u4ee5created_at\u5b57\u6bb5\u5206\u533a\u7684\u8868\uff0c\u901a\u8fc7\u5b58\u50a8\u8fc7\u7a0bauto_manage_partitions\u81ea\u52a8\u7ef4\u62a4\u5206\u533a\uff1a1)\u68c0\u67e5\u73b0\u6709\u5206\u533a\uff1b2)\u63d0\u524d\u521b\u5efa\u672a\u6765\u6307\u5b9a\u5929\u6570(\u598290\u5929)\u7684\u5206\u533a\uff1b3)\u53ef\u6269\u5c55\u65e7\u5206\u533a\u5220\u9664\u529f\u80fd(\u793a\u4f8b\u4e2d\u88ab\u6ce8\u91ca)\u3002\u6700\u540e\u8bbe\u7f6e\u6bcf\u6708\u6267\u884c\u7684\u4e8b\u4ef6manage_partitions_event\u6765\u81ea\u52a8\u8c03\u7528\u8be5\u5b58\u50a8\u8fc7\u7a0b\u3002\u8fd9\u79cd\u65b9\u6848\u9002\u7528\u4e8e\u65f6\u95f4\u5e8f\u5217\u6570\u636e\u7ba1\u7406\uff0c\u80fd\u6709\u6548\u63d0\u5347\u5927\u8868\u67e5\u8be2\u6027\u80fd\u5e76\u7b80\u5316\u7ef4\u62a4\u5de5\u4f5c\uff0c\u901a\u8fc7\u4e8b\u4ef6\u8c03\u5ea6\u5668\u5b9e\u73b0\u5168\u81ea\u52a8\u5206\u533a\u7ef4\u62a4\u3002<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[114,4104],"topic":[],"class_list":["post-44115","post","type-post","status-publish","format-standard","hentry","category-server","tag-mysql","tag-4104"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>MySQL \u6839\u636e\u65f6\u95f4\u81ea\u52a8\u521b\u5efa\u5206\u533a\u811a\u672c - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\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.wsisp.com\/helps\/44115.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"MySQL \u6839\u636e\u65f6\u95f4\u81ea\u52a8\u521b\u5efa\u5206\u533a\u811a\u672c - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb167\u6b21\u3002\u672c\u6587\u5c55\u793a\u4e86MySQL\u6309\u65f6\u95f4\u5206\u533a\u8868\u7684\u81ea\u52a8\u5316\u7ba1\u7406\u65b9\u6848\u3002\u9996\u5148\u521b\u5efa\u4e00\u4e2a\u4ee5created_at\u5b57\u6bb5\u5206\u533a\u7684\u8868\uff0c\u901a\u8fc7\u5b58\u50a8\u8fc7\u7a0bauto_manage_partitions\u81ea\u52a8\u7ef4\u62a4\u5206\u533a\uff1a1)\u68c0\u67e5\u73b0\u6709\u5206\u533a\uff1b2)\u63d0\u524d\u521b\u5efa\u672a\u6765\u6307\u5b9a\u5929\u6570(\u598290\u5929)\u7684\u5206\u533a\uff1b3)\u53ef\u6269\u5c55\u65e7\u5206\u533a\u5220\u9664\u529f\u80fd(\u793a\u4f8b\u4e2d\u88ab\u6ce8\u91ca)\u3002\u6700\u540e\u8bbe\u7f6e\u6bcf\u6708\u6267\u884c\u7684\u4e8b\u4ef6manage_partitions_event\u6765\u81ea\u52a8\u8c03\u7528\u8be5\u5b58\u50a8\u8fc7\u7a0b\u3002\u8fd9\u79cd\u65b9\u6848\u9002\u7528\u4e8e\u65f6\u95f4\u5e8f\u5217\u6570\u636e\u7ba1\u7406\uff0c\u80fd\u6709\u6548\u63d0\u5347\u5927\u8868\u67e5\u8be2\u6027\u80fd\u5e76\u7b80\u5316\u7ef4\u62a4\u5de5\u4f5c\uff0c\u901a\u8fc7\u4e8b\u4ef6\u8c03\u5ea6\u5668\u5b9e\u73b0\u5168\u81ea\u52a8\u5206\u533a\u7ef4\u62a4\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/44115.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2025-06-16T17:43:29+00:00\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/44115.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/44115.html\",\"name\":\"MySQL \u6839\u636e\u65f6\u95f4\u81ea\u52a8\u521b\u5efa\u5206\u533a\u811a\u672c - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"isPartOf\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\"},\"datePublished\":\"2025-06-16T17:43:29+00:00\",\"dateModified\":\"2025-06-16T17:43:29+00:00\",\"author\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/44115.html#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.wsisp.com\/helps\/44115.html\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/44115.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.wsisp.com\/helps\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"MySQL \u6839\u636e\u65f6\u95f4\u81ea\u52a8\u521b\u5efa\u5206\u533a\u811a\u672c\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\",\"url\":\"https:\/\/www.wsisp.com\/helps\/\",\"name\":\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"description\":\"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"contentUrl\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"caption\":\"admin\"},\"sameAs\":[\"http:\/\/wp.wsisp.com\"],\"url\":\"https:\/\/www.wsisp.com\/helps\/author\/admin\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"MySQL \u6839\u636e\u65f6\u95f4\u81ea\u52a8\u521b\u5efa\u5206\u533a\u811a\u672c - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wsisp.com\/helps\/44115.html","og_locale":"zh_CN","og_type":"article","og_title":"MySQL \u6839\u636e\u65f6\u95f4\u81ea\u52a8\u521b\u5efa\u5206\u533a\u811a\u672c - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","og_description":"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb167\u6b21\u3002\u672c\u6587\u5c55\u793a\u4e86MySQL\u6309\u65f6\u95f4\u5206\u533a\u8868\u7684\u81ea\u52a8\u5316\u7ba1\u7406\u65b9\u6848\u3002\u9996\u5148\u521b\u5efa\u4e00\u4e2a\u4ee5created_at\u5b57\u6bb5\u5206\u533a\u7684\u8868\uff0c\u901a\u8fc7\u5b58\u50a8\u8fc7\u7a0bauto_manage_partitions\u81ea\u52a8\u7ef4\u62a4\u5206\u533a\uff1a1)\u68c0\u67e5\u73b0\u6709\u5206\u533a\uff1b2)\u63d0\u524d\u521b\u5efa\u672a\u6765\u6307\u5b9a\u5929\u6570(\u598290\u5929)\u7684\u5206\u533a\uff1b3)\u53ef\u6269\u5c55\u65e7\u5206\u533a\u5220\u9664\u529f\u80fd(\u793a\u4f8b\u4e2d\u88ab\u6ce8\u91ca)\u3002\u6700\u540e\u8bbe\u7f6e\u6bcf\u6708\u6267\u884c\u7684\u4e8b\u4ef6manage_partitions_event\u6765\u81ea\u52a8\u8c03\u7528\u8be5\u5b58\u50a8\u8fc7\u7a0b\u3002\u8fd9\u79cd\u65b9\u6848\u9002\u7528\u4e8e\u65f6\u95f4\u5e8f\u5217\u6570\u636e\u7ba1\u7406\uff0c\u80fd\u6709\u6548\u63d0\u5347\u5927\u8868\u67e5\u8be2\u6027\u80fd\u5e76\u7b80\u5316\u7ef4\u62a4\u5de5\u4f5c\uff0c\u901a\u8fc7\u4e8b\u4ef6\u8c03\u5ea6\u5668\u5b9e\u73b0\u5168\u81ea\u52a8\u5206\u533a\u7ef4\u62a4\u3002","og_url":"https:\/\/www.wsisp.com\/helps\/44115.html","og_site_name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","article_published_time":"2025-06-16T17:43:29+00:00","author":"admin","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"admin","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"2 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.wsisp.com\/helps\/44115.html","url":"https:\/\/www.wsisp.com\/helps\/44115.html","name":"MySQL \u6839\u636e\u65f6\u95f4\u81ea\u52a8\u521b\u5efa\u5206\u533a\u811a\u672c - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","isPartOf":{"@id":"https:\/\/www.wsisp.com\/helps\/#website"},"datePublished":"2025-06-16T17:43:29+00:00","dateModified":"2025-06-16T17:43:29+00:00","author":{"@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41"},"breadcrumb":{"@id":"https:\/\/www.wsisp.com\/helps\/44115.html#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.wsisp.com\/helps\/44115.html"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.wsisp.com\/helps\/44115.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.wsisp.com\/helps"},{"@type":"ListItem","position":2,"name":"MySQL \u6839\u636e\u65f6\u95f4\u81ea\u52a8\u521b\u5efa\u5206\u533a\u811a\u672c"}]},{"@type":"WebSite","@id":"https:\/\/www.wsisp.com\/helps\/#website","url":"https:\/\/www.wsisp.com\/helps\/","name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","description":"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41","name":"admin","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/","url":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","contentUrl":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","caption":"admin"},"sameAs":["http:\/\/wp.wsisp.com"],"url":"https:\/\/www.wsisp.com\/helps\/author\/admin"}]}},"_links":{"self":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/44115","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/comments?post=44115"}],"version-history":[{"count":0,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/44115\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media?parent=44115"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/categories?post=44115"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/tags?post=44115"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/topic?post=44115"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}