{"id":200261,"date":"2025-05-06T09:01:12","date_gmt":"2025-05-06T01:01:12","guid":{"rendered":"https:\/\/server.hk\/cnblog\/200261\/"},"modified":"2025-05-06T09:01:12","modified_gmt":"2025-05-06T01:01:12","slug":"%e5%a6%82%e4%bd%95%e6%8d%95%e6%8d%89-jdbctemplate-batchupdate-%e4%b8%ad%e4%b8%8d%e5%8c%b9%e9%85%8d-where-%e5%ad%90%e5%8f%a5%e7%9a%84%e8%ae%b0%e5%bd%95%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/200261\/","title":{"rendered":"\u5982\u4f55\u6355\u6349 jdbcTemplate.batchUpdate \u4e2d\u4e0d\u5339\u914d where \u5b50\u53e5\u7684\u8bb0\u5f55\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>\u5982\u4f55\u6355\u6349 jdbcTemplate.batchUpdate \u4e2d\u4e0d\u5339\u914d where \u5b50\u53e5\u7684\u8bb0\u5f55\uff1f<\/h1>\n<p>\u672c\u7bc7\u6587\u7ae0\u7ed9\u5927\u5bb6\u5206\u4eab\u300a\u5982\u4f55\u6355\u6349 jdbcTemplate.batchUpdate \u4e2d\u4e0d\u5339\u914d where \u5b50\u53e5\u7684\u8bb0\u5f55\uff1f\u300b\uff0c\u8986\u76d6\u4e86\u6570\u636e\u5e93\u7684\u5e38\u89c1\u57fa\u7840\u77e5\u8bc6\uff0c\u5176\u5b9e\u4e00\u4e2a\u8bed\u8a00\u7684\u5168\u90e8\u77e5\u8bc6\u70b9\u4e00\u7bc7\u6587\u7ae0\u662f\u4e0d\u53ef\u80fd\u8bf4\u5b8c\u7684\uff0c\u4f46\u5e0c\u671b\u901a\u8fc7\u8fd9\u4e9b\u95ee\u9898\uff0c\u8ba9\u8bfb\u8005\u5bf9\u81ea\u5df1\u7684\u638c\u63e1\u7a0b\u5ea6\u6709\u4e00\u5b9a\u7684\u8ba4\u8bc6(B \u6570)\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u66f4\u597d\u7684\u638c\u63e1\u5b83\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241030\/17302784766721f44c5b91d.jpg\" class=\"aligncenter\"><\/p>\n<h2>jdbctemplate.batchupdate \u5982\u4f55\u6355\u6349\u4e0d\u5339\u914d where \u5b50\u53e5\u7684\u8bb0\u5f55<\/h2>\n<p>\u5728\u4f7f\u7528 jdbctemplate.batchupdate \u8fdb\u884c\u6279\u91cf\u66f4\u65b0\u65f6\uff0c\u60a8\u53ef\u80fd\u4f1a\u9047\u5230\u8fd9\u6837\u7684\u60c5\u51b5\uff1awhere \u5b50\u53e5\u4e0d\u5339\u914d\uff0c\u5bfc\u81f4\u67d0\u4e9b\u8bb0\u5f55\u65e0\u6cd5\u66f4\u65b0\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u6355\u6349\u548c\u8bb0\u5f55\u8fd9\u4e9b\u4e0d\u5339\u914d\u7684\u8bb0\u5f55\uff1a<\/p>\n<pre>List&lt;Object[]&gt; valueList = new ArrayList&lt;&gt;(); \/\/ \u60a8\u7684\u66f4\u65b0\u503c\u5217\u8868\n\nint[] updatedRows = jdbcTemplate.batchUpdate(sql, valueList, batchSize); \/\/ \u6279\u91cf\u66f4\u65b0\n\nfor (int i = 0; i &lt; updatedRows.length; i++) {\n  if (updatedRows[i] == 0) {\n    \/\/ \u8bb0\u5f55\u4e0d\u5339\u914d\u7684\u8bb0\u5f55\n    Object[] unmatchedRecord = valueList.get(i);\n    System.out.println(\"\u4e0d\u5339\u914d\u7684\u8bb0\u5f55\uff1a\" + Arrays.toString(unmatchedRecord));\n  }\n}<\/pre>\n<p>batchupdate \u65b9\u6cd5\u8fd4\u56de\u4e00\u4e2a int[] \u6570\u7ec4\uff0c\u5176\u4e2d\u6bcf\u4e2a\u5143\u7d20\u8868\u793a\u5bf9\u5e94 sql \u8bed\u53e5\u66f4\u65b0\u7684\u8bb0\u5f55\u6570\u91cf\u3002\u5982\u679c\u67d0\u4e2a\u8bb0\u5f55\u4e0d\u5339\u914d where \u5b50\u53e5\uff0c\u5176\u5bf9\u5e94\u7684\u66f4\u65b0\u8bb0\u5f55\u6570\u5c06\u4e3a 0\uff0c\u60a8\u53ef\u4ee5\u6839\u636e\u6b64\u4fe1\u606f\u8f7b\u677e\u786e\u5b9a\u672a\u66f4\u65b0\u7684\u8bb0\u5f55\u5e76\u5c06\u5176\u8bb0\u5f55\u4e0b\u6765\u3002<\/p>\n<p>\u6587\u4e2d\u5173\u4e8e\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300a\u5982\u4f55\u6355\u6349 jdbcTemplate.batchUpdate \u4e2d\u4e0d\u5339\u914d where \u5b50\u53e5\u7684\u8bb0\u5f55\uff1f\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002<\/p>\n<p> \u7248\u672c\u58f0\u660e \u672c\u6587\u8f6c\u8f7d\u4e8e\uff1aphp \u5982\u6709\u4fb5\u72af\uff0c\u8bf7\u8054\u7cfb \u5220\u9664 <\/p>\n<dl>\n<dt>\n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u6355\u6349 jdbcTemplat&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-200261","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200261","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=200261"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200261\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=200261"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=200261"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=200261"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}