{"id":1090,"date":"2021-12-07T18:32:49","date_gmt":"2021-12-07T10:32:49","guid":{"rendered":"http:\/\/refusea.com\/?p=1090"},"modified":"2021-12-07T18:32:49","modified_gmt":"2021-12-07T10:32:49","slug":"%e7%94%a8%e7%b4%a2%e5%bc%95%e8%a7%a3%e5%86%b3%e6%95%b0%e6%8d%ae%e5%ba%93%e6%ad%bb%e9%94%81%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"https:\/\/refusea.com\/?p=1090","title":{"rendered":"\u7528\u7d22\u5f15\u89e3\u51b3\u6570\u636e\u5e93\u6b7b\u9501\u95ee\u9898"},"content":{"rendered":"

\u80cc\u666f<\/h1>\n

\u6700\u8fd1\u5728\u505a\u804a\u5929\u5ba4\u7684\u5e94\u7528\uff0c\u5728\u7528\u6237\u79bb\u5f00\u623f\u95f4\u65f6\u4f1a\u5230\u6570\u636e\u5e93\u91cc\u66f4\u65b0\u79bb\u5f00\u7684\u65f6\u95f4\uff0csql \u8bed\u53e5\u5f88\u7b80\u5355<\/p>\n

  update leave_log set leave_time=?, leave_type=?\n  where room_id=? and uid=?<\/code><\/pre>\n
\u623f\u4e3b\u5173\u95ed\u623f\u95f4\u65f6\uff0c\u8be5\u8bed\u53e5\u4e3a\u6279\u91cf\u6267\u884c\uff0c\u5982\u4e0b<\/p>\n
  update leave_log set leave_time=?, leave_type=?\n  where room_id=? and uid in (?, ?, ?, ...)<\/code><\/pre>\n
\u5947\u602a\u7684\u662f\uff0c\u8fd9\u4e2a sql \u6bcf\u5929\u90fd\u6709\u90a3\u4e48\u4e2a\u522b\u7684\u6b7b\u9501\uff0c\u65e5\u5fd7\u5982\u4e0b<\/p>\n
exception from queueThreadpool-23, errmsg=\n### Error updating database.  Cause: com.mysql.cj.jdbc.exceptions.MySQLTransactionRollbackException: Deadlock found when trying to get lock; try restarting transaction\n### The error may exist in class path resource [mapper\/LeaveLog.xml]\n### The error may involve defaultParameterMap\n### The error occurred while setting parameters\n### SQL: update leave_log set leave_time=?, leave_type=? where room_id=? and uid=?\n### Cause: com.mysql.cj.jdbc.exceptions.MySQLTransactionRollbackException: Deadlock found when trying to get lock; try restarting transaction\n; Deadlock found when trying to get lock; try restarting transaction; nested exception is com.mysql.cj.jdbc.exceptions.MySQLTransactionRollbackException: Deadlock found when trying to get lock; try restarting transaction<\/code><\/pre>\n
\u6211\u7684\u56f0\u60d1<\/h1>\n
\u6211\u5bf9\u6b7b\u9501\u7684\u7406\u89e3\uff0c\u662f 2 \u4e2a\u6216\u8005\u591a\u4e2a\u4e8b\u52a1\uff0c\u5404\u81ea\u5360\u6709\u4e00\u9879\u6216\u591a\u9879\u5bf9\u65b9\u7b49\u5f85\u7684\u8d44\u6e90\uff0c\u8fd9\u6837\u5c31\u90fd\u8fdb\u5165\u4e86\u4e00\u79cd\u52a8\u5f39\u4e0d\u5f97\u7684\u72b6\u6001\uff0c\u6b7b\u9501\u8fbe\u6210
\n\u53ef\u662f\u6211\u8fd9\u4e2a sql\uff0c \u53ea\u66f4\u65b0\u4e00\u6761\u8bb0\u5f55\uff0c\u662f\u600e\u4e48\u5360\u6709\u4e86\u522b\u4eba\u7684\u8d44\u6e90\u7684\uff1f<\/p>\n
\u95f4\u9699\u9501<\/h1>\n
\u7ecf\u8fc7\u7814\u7a76\u548c\u5b66\u4e60\uff0c\u6211\u8ba4\u8bc6\u5230\u6211\u7684 sql \u8bed\u53e5\u5e94\u8be5\u662f\u9501\u5b9a\u4e86\u4e0d\u6b62\u4e00\u6761\u8bb0\u5f55\u3002<\/p>\n
\u9996\u5148\u770b\u4e0b leave_log \u8fd9\u5f20\u8868\uff0croom_id \u548c uid \u4e0a\u90fd\u5efa\u4e86\u7d22\u5f15\uff0c\u4f46\u662f\u90fd\u4e0d\u662f\u552f\u4e00\u7d22\u5f15\uff0c\u53ea\u6709 room_id+uid \u624d\u662f\u552f\u4e00\u7684\uff0c\u8fd9\u4e2a\u5f88\u5bb9\u6613\u7406\u89e3\uff0c\u4e00\u4e2a\u623f\u95f4\u53ef\u4ee5\u6709\u591a\u4e2a\u7528\u6237\uff0c\u800c\u4e00\u4e2a\u7528\u6237\u4e5f\u53ef\u4ee5\u51fa\u5165\u591a\u4e2a\u623f\u95f4<\/p>\n
\u5f53\u66f4\u65b0\u65f6\uff0c\u65e0\u8bba\u662f\u4f7f\u7528 room_id \u4e0a\u7684\u7d22\u5f15\uff0c\u8fd8\u662f uid \u4e0a\u7684\u7d22\u5f15\uff0c\u90fd\u6ca1\u6709\u529e\u6cd5\u552f\u4e00\u786e\u5b9a\u4e00\u6761\u8bb0\u5f55\uff0c\u8fd9\u6837 mysql \u4f1a\u5bf9\u591a\u6761\u8bb0\u5f55\u8fdb\u884c\u52a0\u9501<\/p>\n
    \n
  • \u5982\u679c\u4f7f\u7528 room_id \u7d22\u5f15\uff0c\u90a3\u4e48\u4f1a\u9501\u4f4f\u6240\u6709\u8fd9\u4e2a room \u91cc\u7684 uid \u7684\u8bb0\u5f55<\/li>\n
  • \u5982\u679c\u4f7f\u7528 uid \u7d22\u5f15\uff0c\u90a3\u4e48\u4f1a\u9501\u4f4f\u8fd9\u4e2a uid \u7684\u6240\u6709 room \u7684\u8bb0\u5f55<\/li>\n<\/ul>\n
    \u8fd9\u6837\u89e3\u91ca\u597d\u50cf\u5c31\u633a\u6709\u9053\u7406\u7684\uff0c\u7531\u4e8e\u6211\u7684 sql \u91cc room_id \u8fd9\u4e2a\u6761\u4ef6\u9760\u524d\uff0c\u6240\u4ee5\u6700\u7ec8\u4f7f\u7528\u7684\u662f room_id \u4e0a\u7684\u7d22\u5f15\uff0c\u867d\u7136\u53ea\u66f4\u65b0\u4e00\u6761\u8bb0\u5f55\uff0c\u4f46\u662f\u5b9e\u9645\u4e0a\u5374\u9501\u4f4f\u4e86 room \u91cc\u6240\u6709\u7684 uid
    \n\u5982\u679c\u6709\u591a\u4e2a\u7528\u6237\u540c\u65f6\u6267\u884c\u8fd9\u4e2a sql\uff0c\u90a3\u4e48\u5c31\u53ef\u80fd\u5927\u5bb6\u90fd\u9501\u4f4f\u4e86\u4e00\u90e8\u5206 uid\uff0c\u7b49\u53e6\u4e00\u90e8\u5206 uid \u91ca\u653e\u7684\u573a\u666f\uff0c\u9020\u6210\u6b7b\u9501<\/p>\n
    \u89e3\u51b3\u529e\u6cd5<\/h1>\n
    \u6211\u7528 room_id+uid<\/code> \u5efa\u4e86\u4e2a\u8054\u5408\u7d22\u5f15\uff0c\u6b7b\u9501\u518d\u4e5f\u6ca1\u6709\u53d1\u751f\u8fc7\u4e86<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u80cc\u666f \u6700\u8fd1\u5728\u505a\u804a\u5929\u5ba4\u7684\u5e94\u7528\uff0c\u5728\u7528\u6237\u79bb\u5f00\u623f\u95f4\u65f6\u4f1a\u5230\u6570\u636e\u5e93\u91cc\u66f4\u65b0\u79bb\u5f00\u7684\u65f6\u95f4\uff0csql \u8bed\u53e5\u5f88\u7b80\u5355 update le […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[8],"class_list":["post-1090","post","type-post","status-publish","format-standard","hentry","category-26","tag-mysql"],"yoast_head":"\n\u7528\u7d22\u5f15\u89e3\u51b3\u6570\u636e\u5e93\u6b7b\u9501\u95ee\u9898 - \u62d2\u6d77\u7a7a\u95f4<\/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:\/\/refusea.com\/?p=1090\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"refusea.com\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/refusea.com\/?p=1090#article\",\"isPartOf\":{\"@id\":\"https:\/\/refusea.com\/?p=1090\"},\"author\":{\"name\":\"refusea.com\",\"@id\":\"https:\/\/refusea.com\/#\/schema\/person\/b5393cc8b15717000d19424552aae0df\"},\"headline\":\"\u7528\u7d22\u5f15\u89e3\u51b3\u6570\u636e\u5e93\u6b7b\u9501\u95ee\u9898\",\"datePublished\":\"2021-12-07T10:32:49+00:00\",\"dateModified\":\"2021-12-07T10:32:49+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/refusea.com\/?p=1090\"},\"wordCount\":33,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/refusea.com\/#\/schema\/person\/b5393cc8b15717000d19424552aae0df\"},\"keywords\":[\"mysql\"],\"articleSection\":[\"\u5f00\u53d1\u6548\u7387\"],\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/refusea.com\/?p=1090#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/refusea.com\/?p=1090\",\"url\":\"https:\/\/refusea.com\/?p=1090\",\"name\":\"\u7528\u7d22\u5f15\u89e3\u51b3\u6570\u636e\u5e93\u6b7b\u9501\u95ee\u9898 - 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