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SINGLE \u6216 BATCH&#xff0c;\u5e76\u8bb0\u5f55\u9009\u62e9\u4f9d\u636e\u3002\u5df2\u7ecf\u53d1\u751f\u72ec\u7acb\u6d41\u8f6c\u540e\u518d\u628a20\u5f20\u5361\u5408\u6210\u4e00\u5f20&#xff0c;\u4f1a\u4e22\u5931\u4f7f\u7528\u4eba\u548c\u7ef4\u4fee\u5386\u53f2&#xff1b;\u5df2\u7ecf\u6309\u6279\u9886\u7528\u540e\u518d\u968f\u610f\u62c6\u5361&#xff0c;\u4e5f\u65e0\u6cd5\u8bc1\u660e\u65b0\u5361\u5206\u522b\u5bf9\u5e94\u54ea\u4ef6\u5b9e\u7269\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260919050204-6aae174cea2e6.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" 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class=\"token annotation punctuation\">&#064;Transactional<\/span><span class=\"token punctuation\">(<\/span>rollbackFor <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">Exception<\/span><span class=\"token punctuation\">.<\/span><span class=\"token keyword\">class<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">public<\/span> <span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">Long<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> <span class=\"token function\">splitBatch<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">SplitBatchCommand<\/span> cmd<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token class-name\">AssetBatch<\/span> batch <span class=\"token operator\">&#061;<\/span> batchRepository<span class=\"token punctuation\">.<\/span><span class=\"token function\">lockById<\/span><span class=\"token punctuation\">(<\/span>cmd<span class=\"token punctuation\">.<\/span><span class=\"token function\">batchId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token punctuation\">.<\/span><span class=\"token function\">orElseThrow<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">-&gt;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">BizException<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u91c7\u8d2d\u6279\u6b21\u4e0d\u5b58\u5728&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token function\">requireStatus<\/span><span class=\"token punctuation\">(<\/span>batch<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;READY_TO_SPLIT&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>cmd<span class=\"token punctuation\">.<\/span><span class=\"token function\">quantity<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">!&#061;<\/span> batch<span class=\"token punctuation\">.<\/span><span class=\"token function\">getTotalQty<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">throw<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">BizException<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u62c6\u5206\u6570\u91cf\u5fc5\u987b\u7b49\u4e8e\u6279\u6b21\u5f85\u5efa\u5361\u6570\u91cf&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">BigDecimal<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> costs <span class=\"token operator\">&#061;<\/span> allocationService<span class=\"token punctuation\">.<\/span><span class=\"token function\">allocate<\/span><span class=\"token punctuation\">(<\/span><br \/>\n            batch<span class=\"token punctuation\">.<\/span><span class=\"token function\">getTotalCost<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> cmd<span class=\"token punctuation\">.<\/span><span class=\"token function\">quantity<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">AssetCard<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> cards <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">IntStream<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">range<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> cmd<span class=\"token punctuation\">.<\/span><span class=\"token function\">quantity<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token punctuation\">.<\/span><span class=\"token function\">mapToObj<\/span><span class=\"token punctuation\">(<\/span>i <span class=\"token operator\">-&gt;<\/span> <span class=\"token class-name\">AssetCard<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">fromBatch<\/span><span class=\"token punctuation\">(<\/span><br \/>\n                    batch<span class=\"token punctuation\">,<\/span> i <span class=\"token operator\">&#043;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> costs<span class=\"token punctuation\">.<\/span><span class=\"token function\">get<\/span><span class=\"token punctuation\">(<\/span>i<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                    codeService<span class=\"token punctuation\">.<\/span><span class=\"token function\">next<\/span><span class=\"token punctuation\">(<\/span>batch<span class=\"token punctuation\">.<\/span><span class=\"token function\">getCompanyId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token punctuation\">.<\/span><span class=\"token function\">toList<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    cardRepository<span class=\"token punctuation\">.<\/span><span class=\"token function\">batchInsert<\/span><span class=\"token punctuation\">(<\/span>cards<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    batchRepository<span class=\"token punctuation\">.<\/span><span class=\"token function\">markSplit<\/span><span class=\"token punctuation\">(<\/span>batch<span class=\"token punctuation\">.<\/span><span class=\"token function\">getId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> cards<span class=\"token punctuation\">.<\/span><span class=\"token function\">size<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    auditService<span class=\"token punctuation\">.<\/span><span class=\"token function\">record<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;BATCH_SPLIT&#034;<\/span><span class=\"token punctuation\">,<\/span> batch<span class=\"token punctuation\">.<\/span><span class=\"token function\">getId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> cards<span class=\"token punctuation\">.<\/span><span class=\"token function\">size<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> cards<span class=\"token punctuation\">.<\/span><span class=\"token function\">stream<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">map<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">AssetCard<\/span><span class=\"token operator\">::<\/span><span class=\"token function\">getId<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toList<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u8fd9\u91cc\u5fc5\u987b\u9501\u5b9a\u6279\u6b21\u5e76\u6821\u9a8c\u72b6\u6001&#xff0c;\u9632\u6b62\u4e24\u4e2a\u4eba\u540c\u65f6\u70b9\u51fb\u540e\u751f\u621040\u5f20\u5361\u3002\u6570\u636e\u5e93\u8fd8\u5e94\u4e3a (batch_id, item_sequence) \u5efa\u552f\u4e00\u952e&#xff0c;\u5e94\u7528\u4e8b\u52a1\u548c\u6570\u636e\u5e93\u7ea6\u675f\u5171\u540c\u5b88\u4f4f\u5e42\u7b49\u8fb9\u754c\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260919050206-6aae174e70827.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u56fe2&#xff1a;\u6279\u6b21\u4e0e\u5355\u4ef6\u5361\u5404\u81ea\u4fdd\u5b58\u4ec0\u4e48\u3002<\/p>\n<h3>\u4e09\u3001\u91d1\u989d\u5206\u644a\u8981\u53ef\u590d\u7b97<\/h3>\n<p>\u672c\u4f8b20\u53f0\u603b\u989d100,000\u5143&#xff0c;\u82e5\u4e0d\u542b\u4e0d\u53ef\u5206\u644a\u8d39\u7528&#xff0c;\u6bcf\u53615,000\u5143\u3002\u82e5\u6709\u8fd0\u8d39\u6216\u6298\u6263&#xff0c;\u5fc5\u987b\u5199\u6e05\u5206\u644a\u89c4\u5219\u3001\u7cbe\u5ea6\u548c\u5c3e\u5dee\u5f52\u5c5e\u3002<\/p>\n<p>\u91d1\u989d\u5206\u644a\u4e0d\u80fd\u76f4\u63a5\u4f7f\u7528 double\u3002\u4f8b\u5982\u603b\u989d100,000\u5143\u5e73\u5747\u5206\u7ed920\u53f0&#xff0c;\u6bcf\u53f05,000\u5143\u5f88\u6574\u9f50&#xff1b;\u4f46100,000\u5143\u5206\u7ed96\u4ef6\u65f6\u4f1a\u4ea7\u751f\u65e0\u6cd5\u5e73\u5747\u5230\u5206\u7684\u5c3e\u5dee\u3002\u7cfb\u7edf\u5e94\u5148\u6309\u7edf\u4e00\u7cbe\u5ea6\u8ba1\u7b97\u524dN-1\u4ef6&#xff0c;\u518d\u628a\u5269\u4f59\u5c3e\u5dee\u653e\u5230\u6700\u540e\u4e00\u4ef6&#xff0c;\u5e76\u4fdd\u5b58\u5206\u644a\u89c4\u5219\u548c\u7ed3\u679c\u3002<\/p>\n<p>\u9a8c\u6536\u65f6\u81f3\u5c11\u9a8c\u8bc1\u4e09\u4e2a\u6052\u7b49\u5f0f&#xff1a;\u5355\u4ef6\u5361\u6570\u91cf\u7b49\u4e8e\u6279\u6b21\u5df2\u62c6\u6570\u91cf&#xff1b;\u5355\u4ef6\u6210\u672c\u4e4b\u548c\u7b49\u4e8e\u6279\u6b21\u603b\u6210\u672c&#xff1b;\u6bcf\u5f20\u5361\u7684\u6765\u6e90\u6279\u6b21\u548c\u5e8f\u53f7\u552f\u4e00\u3002\u82e5\u540e\u7eed\u64a4\u9500\u62c6\u5206&#xff0c;\u53ea\u5141\u8bb8\u5c1a\u672a\u9886\u7528\u3001\u7ef4\u4fee\u3001\u76d8\u70b9\u6216\u5165\u8d26\u7684\u5361\u8fdb\u5165\u51b2\u9500\u6d41\u7a0b&#xff0c;\u4e0d\u80fd\u76f4\u63a5\u5220\u9664\u5df2\u4ea7\u751f\u4e1a\u52a1\u5386\u53f2\u7684\u8d44\u4ea7\u5361\u3002<\/p>\n<p>\u6279\u91cf\u751f\u6210\u8fd8\u5e94\u8fd4\u56de\u9010\u4ef6\u7ed3\u679c&#xff0c;\u5305\u62ec\u5185\u90e8\u7f16\u7801\u3001\u6279\u6b21\u5e8f\u53f7\u3001\u91d1\u989d\u548c\u6807\u7b7e\u72b6\u6001&#xff0c;\u800c\u4e0d\u662f\u53ea\u8fd4\u56de\u201c\u6210\u529f20\u6761\u201d\u3002\u82e5\u5176\u4e2d\u4e00\u5f20\u6807\u7b7e\u6253\u5370\u5931\u8d25&#xff0c;\u8d44\u4ea7\u5361\u4ecd\u7136\u5b58\u5728\u5e76\u6807\u4e3a\u5f85\u6253\u5370&#xff0c;\u91cd\u8bd5\u65f6\u53ea\u91cd\u65b0\u751f\u6210\u8be5\u6807\u7b7e\u3002\u76d8\u70b9\u62bd\u6837\u65f6\u9009\u53d6\u6279\u6b21\u4e2d\u7684\u4efb\u610f\u4e00\u4ef6&#xff0c;\u786e\u8ba4\u4fee\u6539\u4f7f\u7528\u4eba\u6216\u7ef4\u4fee\u72b6\u6001\u4e0d\u4f1a\u6269\u6563\u5230\u540c\u6279\u5176\u4f59\u5361\u7247\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260919050207-6aae174fe1416.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u56fe3&#xff1a;\u91d1\u989d\u5206\u644a\u8981\u80fd\u590d\u7b97\u3002<\/p>\n<h3>\u56db\u3001\u7f16\u7801\u5fc5\u987b\u7a33\u5b9a&#xff0c;\u4e0d\u4ece\u884c\u53f7\u751f\u6210<\/h3>\n<p>\u5efa\u8bae\u6279\u6b21\u53f7 &#043; \u5e8f\u53f7\u5f62\u6210\u8d44\u4ea7\u7f16\u7801&#xff0c;\u4f8b\u5982IT-202609-001\u81f3020\u3002\u884c\u53f7\u4f1a\u968f\u7740Excel\u6392\u5e8f\u53d8\u5316&#xff0c;\u4e0d\u80fd\u4f5c\u4e3a\u957f\u671f\u6807\u8bc6\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260919050209-6aae17515c305.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u56fe4&#xff1a;\u62c6\u5206\u4e0e\u5408\u5e76\u7684\u8fb9\u754c\u3002<\/p>\n<p><span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">TABLE<\/span> asset_batch_demo <span class=\"token punctuation\">(<\/span><br \/>\n  id <span class=\"token keyword\">BIGINT<\/span> <span class=\"token keyword\">PRIMARY<\/span> <span class=\"token keyword\">KEY<\/span> <span class=\"token keyword\">AUTO_INCREMENT<\/span><span class=\"token punctuation\">,<\/span><br \/>\n  batch_code <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">32<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span> <span class=\"token keyword\">UNIQUE<\/span><span class=\"token punctuation\">,<\/span><br \/>\n  total_qty <span class=\"token keyword\">INT<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span> total_cost <span class=\"token keyword\">DECIMAL<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">18<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">TABLE<\/span> asset_card_demo <span class=\"token punctuation\">(<\/span><br \/>\n  id <span class=\"token keyword\">BIGINT<\/span> <span class=\"token keyword\">PRIMARY<\/span> <span class=\"token keyword\">KEY<\/span> <span class=\"token keyword\">AUTO_INCREMENT<\/span><span class=\"token punctuation\">,<\/span><br \/>\n  batch_id <span class=\"token keyword\">BIGINT<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span> asset_code <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 operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span> <span class=\"token keyword\">UNIQUE<\/span><span class=\"token punctuation\">,<\/span><br \/>\n  unit_cost <span class=\"token keyword\">DECIMAL<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">18<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><span class=\"token punctuation\">,<\/span> asset_status <span class=\"token keyword\">VARCHAR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">24<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">NOT<\/span> <span class=\"token boolean\">NULL<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">SELECT<\/span> batch_id<span class=\"token punctuation\">,<\/span> <span class=\"token function\">COUNT<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">*<\/span><span class=\"token punctuation\">)<\/span> card_qty<span class=\"token punctuation\">,<\/span> <span class=\"token function\">SUM<\/span><span class=\"token punctuation\">(<\/span>unit_cost<span class=\"token punctuation\">)<\/span> card_cost<br \/>\n<span class=\"token keyword\">FROM<\/span> asset_card_demo <span class=\"token keyword\">GROUP<\/span> <span class=\"token keyword\">BY<\/span> batch_id<span class=\"token punctuation\">;<\/span><\/p>\n<h3>\u4e94\u3001\u62c6\u5206\u4e0e\u5408\u5e76\u90fd\u8981\u4fdd\u7559\u6765\u8def<\/h3>\n<p>\u4e00\u5f20\u6279\u6b21\u5361\u62c6\u4e3a20\u4ef6\u540e&#xff0c;\u7981\u6b62\u968f\u624b\u5220\u539f\u8bb0\u5f55&#xff1b;\u5e94\u4fdd\u5b58\u62c6\u5206\u6279\u6b21\u3001\u6765\u6e90\u3001\u64cd\u4f5c\u8005\u548c\u5bf9\u5e94\u5173\u7cfb\u3002\u5408\u5e76\u53ea\u9002\u7528\u4e8e\u5c1a\u672a\u53d1\u751f\u72ec\u7acb\u6d41\u8f6c\u7684\u5bf9\u8c61\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260919050210-6aae1752cd09a.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u56fe5&#xff1a;\u4e00\u673a\u4e00\u5361\u9a8c\u6536\u6e05\u5355\u3002<\/p>\n<h3>\u516d\u3001\u6807\u7b7e\u8d34\u5b9e\u7269&#xff0c;\u72b6\u6001\u8ddf\u5361\u8d70<\/h3>\n<p>\u4e8c\u7ef4\u7801\u53ea\u6307\u5411\u552f\u4e00\u8d44\u4ea7\u5361&#xff0c;\u4e0d\u628a\u201c20\u53f0\u201d\u5370\u6210\u4e00\u4e2a\u53ef\u88ab\u591a\u4eba\u626b\u63cf\u7684\u7f16\u53f7\u3002\u6362\u4f7f\u7528\u4eba\u3001\u7ef4\u4fee\u3001\u62a5\u5e9f\u53d8\u66f4\u7684\u662f\u5355\u4ef6\u5361\u72b6\u6001\u3002<\/p>\n<h3>\u4e03\u3001\u9a8c\u6536\u65f6\u4e13\u95e8\u6a21\u62df\u4e00\u53f0\u4e22\u5931<\/h3>\n<p>\u4ece20\u4ef6\u4e2d\u62bd\u51fa\u4e00\u4ef6\u505a\u501f\u7528\u3001\u7ef4\u4fee\u3001\u76d8\u70b9\u5dee\u5f02\u548c\u62a5\u5e9f&#xff0c;\u68c0\u67e5\u5176\u4f5919\u4ef6\u4e0d\u88ab\u8bef\u6539\u3002<\/p>\n<h3>\u516b\u3001\u670d\u52a1\u5c42\u5b9e\u73b0\u4e0d\u80fd\u53ea\u76f8\u4fe1\u9875\u9762\u53c2\u6570<\/h3>\n<p>\u63a5\u53e3\u6536\u5230\u7684\u516c\u53f8\u3001\u90e8\u95e8\u3001\u72b6\u6001\u548c\u91d1\u989d\u53ea\u80fd\u89c6\u4e3a\u8bf7\u6c42\u6570\u636e&#xff0c;\u4e0d\u80fd\u76f4\u63a5\u5f53\u6210\u5df2\u7ecf\u6821\u9a8c\u7684\u4e1a\u52a1\u4e8b\u5b9e\u3002\u670d\u52a1\u5c42\u81f3\u5c11\u8981\u91cd\u65b0\u52a0\u8f7d\u5f53\u524d\u8bb0\u5f55\u3001\u8ba1\u7b97\u64cd\u4f5c\u8005\u8303\u56f4\u3001\u6821\u9a8c\u5f53\u524d\u72b6\u6001&#xff0c;\u5e76\u5c06\u4e1a\u52a1\u7ed3\u679c\u5199\u6210\u53ef\u8bc6\u522b\u7684\u8fd4\u56de\u5bf9\u8c61\u3002\u4e0b\u9762\u4ee3\u7801\u53ea\u5c55\u793a\u5173\u952e\u8fb9\u754c&#xff0c;\u4ed3\u50a8\u65b9\u6cd5\u3001\u5f02\u5e38\u7c7b\u578b\u548c\u5ba1\u8ba1\u65b9\u5f0f\u9700\u6309\u9879\u76ee\u5b9e\u73b0\u3002<\/p>\n<p><span class=\"token annotation punctuation\">&#064;Transactional<\/span><span class=\"token punctuation\">(<\/span>rollbackFor <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">Exception<\/span><span class=\"token punctuation\">.<\/span><span class=\"token keyword\">class<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">public<\/span> <span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">AssetCard<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> <span class=\"token function\">splitBatch<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">long<\/span> batchId<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token class-name\">AssetBatch<\/span> batch <span class=\"token operator\">&#061;<\/span> batchRepository<span class=\"token punctuation\">.<\/span><span class=\"token function\">lockById<\/span><span class=\"token punctuation\">(<\/span>batchId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>cardRepository<span class=\"token punctuation\">.<\/span><span class=\"token function\">existsByBatchId<\/span><span class=\"token punctuation\">(<\/span>batchId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> cardRepository<span class=\"token punctuation\">.<\/span><span class=\"token function\">listByBatchId<\/span><span class=\"token punctuation\">(<\/span>batchId<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token class-name\">MoneyAllocation<\/span> allocation <span class=\"token operator\">&#061;<\/span> allocator<span class=\"token punctuation\">.<\/span><span class=\"token function\">divide<\/span><span class=\"token punctuation\">(<\/span><br \/>\n        batch<span class=\"token punctuation\">.<\/span><span class=\"token function\">getTotalCost<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> batch<span class=\"token punctuation\">.<\/span><span class=\"token function\">getTotalQty<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">RoundingMode<\/span><span class=\"token punctuation\">.<\/span><span class=\"token constant\">HALF_UP<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token class-name\">List<\/span><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span><span class=\"token class-name\">AssetCard<\/span><span class=\"token punctuation\">&gt;<\/span><\/span> cards <span class=\"token operator\">&#061;<\/span> <span class=\"token class-name\">IntStream<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">rangeClosed<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> batch<span class=\"token punctuation\">.<\/span><span class=\"token function\">getTotalQty<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">.<\/span><span class=\"token function\">mapToObj<\/span><span class=\"token punctuation\">(<\/span>seq <span class=\"token operator\">-&gt;<\/span> cardFactory<span class=\"token punctuation\">.<\/span><span class=\"token function\">fromBatch<\/span><span class=\"token punctuation\">(<\/span>batch<span class=\"token punctuation\">,<\/span> seq<span class=\"token punctuation\">,<\/span> allocation<span class=\"token punctuation\">.<\/span><span class=\"token function\">amountAt<\/span><span class=\"token punctuation\">(<\/span>seq<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">.<\/span><span class=\"token function\">toList<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    cardRepository<span class=\"token punctuation\">.<\/span><span class=\"token function\">batchInsert<\/span><span class=\"token punctuation\">(<\/span>cards<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    batchRepository<span class=\"token punctuation\">.<\/span><span class=\"token function\">markSplit<\/span><span class=\"token punctuation\">(<\/span>batchId<span class=\"token punctuation\">,<\/span> cards<span class=\"token punctuation\">.<\/span><span class=\"token function\">size<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> cards<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>\u793a\u4f8b\u523b\u610f\u6ca1\u6709\u8ba9Controller\u62fc\u63a5SQL&#xff0c;\u4e5f\u6ca1\u6709\u8ba9\u524d\u7aef\u51b3\u5b9a\u6700\u7ec8\u72b6\u6001\u3002\u8fd9\u6837\u505a\u7684\u4ef7\u503c\u662f&#xff1a;\u6279\u91cf\u4efb\u52a1\u3001\u540e\u53f0\u7ba1\u7406\u548c\u666e\u901a\u9875\u9762\u8c03\u7528\u540c\u4e00\u670d\u52a1\u65f6&#xff0c;\u4ecd\u9075\u5faa\u540c\u4e00\u5957\u89c4\u5219\u3002\u82e5\u65b9\u6cd5\u4f1a\u629b\u51fa\u53d7\u68c0\u5f02\u5e38&#xff0c;\u9700\u8981\u663e\u5f0f\u914d\u7f6e\u56de\u6eda\u89c4\u5219&#xff1b;Spring\u9ed8\u8ba4\u56de\u6eda\u8bed\u4e49\u4e0d\u5e94\u9760\u731c\u6d4b\u3002<\/p>\n<h3>\u4e5d\u3001\u4e8b\u52a1\u3001\u5e76\u53d1\u548c\u5916\u90e8\u8c03\u7528\u7684\u8fb9\u754c<\/h3>\n<p>\u62c6\u5206\u524d\u9501\u5b9a\u6279\u6b21&#xff0c;\u5e76\u7528\u6279\u6b21ID\u552f\u4e00\u5173\u7cfb\u5224\u65ad\u662f\u5426\u5df2\u7ecf\u751f\u6210\u5361\u7247\u3002\u91d1\u989d\u5206\u644a\u8981\u5148\u5728\u5185\u5b58\u4e2d\u5b8c\u6210\u5e76\u9a8c\u8bc1\u603b\u548c&#xff0c;\u518d\u6574\u4f53\u5199\u5165&#xff1b;\u82e5\u4e2d\u9014\u5931\u8d25&#xff0c;\u6279\u6b21\u72b6\u6001\u548c\u5361\u7247\u90fd\u56de\u6eda\u3002\u4e8c\u7ef4\u7801\u56fe\u7247\u7b49\u5916\u90e8\u6587\u4ef6\u5728\u4e8b\u52a1\u63d0\u4ea4\u540e\u751f\u6210&#xff0c;\u53ef\u5931\u8d25\u91cd\u8bd5\u3002<\/p>\n<p>\u4e8b\u52a1\u89e3\u51b3\u7684\u662f\u4e00\u4e2a\u6570\u636e\u5e93\u8fb9\u754c\u5185\u7684\u4e00\u81f4\u6027&#xff0c;\u4e0d\u4f1a\u81ea\u52a8\u64a4\u9500\u5df2\u53d1\u9001\u7684\u77ed\u4fe1\u3001\u5df2\u4e0a\u4f20\u7684\u5bf9\u8c61\u5b58\u50a8\u6587\u4ef6\u6216\u5916\u90e8\u8d22\u52a1\u7cfb\u7edf\u8bf7\u6c42\u3002\u9047\u5230\u8de8\u7cfb\u7edf\u52a8\u4f5c&#xff0c;\u5e94\u4fdd\u5b58\u53ef\u91cd\u8bd5\u4efb\u52a1\u3001\u4e1a\u52a1\u5e42\u7b49\u952e\u548c\u6700\u540e\u9519\u8bef&#xff0c;\u5e76\u8ba9\u64cd\u4f5c\u4eba\u5458\u770b\u89c1\u201c\u4e1a\u52a1\u5df2\u5b8c\u6210\u3001\u540c\u6b65\u5f85\u5904\u7406\u201d\u8fd9\u7c7b\u771f\u5b9e\u72b6\u6001\u3002\u957f\u4e8b\u52a1\u8fd8\u4f1a\u6269\u5927\u9501\u6301\u6709\u65f6\u95f4&#xff0c;\u56e0\u6b64\u6279\u91cf\u64cd\u4f5c\u8981\u6309\u53ef\u6062\u590d\u7684\u6570\u636e\u5757\u5904\u7406\u3002<\/p>\n<h3>\u5341\u3001\u5931\u8d25\u7ed3\u679c\u8981\u80fd\u6307\u5bfc\u4e0b\u4e00\u6b65\u5904\u7406<\/h3>\n<p>\u5f02\u5e38\u4e0d\u5e94\u5168\u90e8\u538b\u6210\u201c\u64cd\u4f5c\u5931\u8d25\u201d\u3002\u81f3\u5c11\u533a\u5206\u8f93\u5165\u9519\u8bef\u3001\u4e1a\u52a1\u51b2\u7a81\u3001\u6743\u9650\u62d2\u7edd\u3001\u5e76\u53d1\u51b2\u7a81\u548c\u5916\u90e8\u4f9d\u8d56\u5931\u8d25&#xff1b;\u524d\u56db\u7c7b\u901a\u5e38\u9700\u8981\u7528\u6237\u4fee\u6539\u6216\u786e\u8ba4&#xff0c;\u6700\u540e\u4e00\u7c7b\u624d\u9002\u5408\u81ea\u52a8\u91cd\u8bd5\u3002\u672c\u6587\u6848\u4f8b\u5efa\u8bae\u4f7f\u7528\u4ee5\u4e0b\u7ed3\u679c&#xff1a;<\/p>\n<table>\n<tr>\u573a\u666f\u7ed3\u679c\u7801\u5904\u7406\u65b9\u5f0f<\/tr>\n<tbody>\n<tr>\n<td>\u6570\u91cf\u4e3a0\u6216\u8d1f\u6570<\/td>\n<td>INVALID_QUANTITY<\/td>\n<td>\u62d2\u7edd\u62c6\u5206\u5e76\u5b9a\u4f4d\u6765\u6e90\u5355\u636e<\/td>\n<\/tr>\n<tr>\n<td>\u5206\u644a\u51fa\u73b0\u5c3e\u5dee<\/td>\n<td>ALLOCATION_REMAINDER<\/td>\n<td>\u6309\u56fa\u5b9a\u89c4\u5219\u5f52\u5165\u6700\u540e\u4e00\u4ef6<\/td>\n<\/tr>\n<tr>\n<td>\u91cd\u590d\u70b9\u51fb\u62c6\u5206<\/td>\n<td>BATCH_ALREADY_SPLIT<\/td>\n<td>\u8fd4\u56de\u65e2\u6709\u5361\u7247&#xff0c;\u4e0d\u518d\u751f\u6210<\/td>\n<\/tr>\n<tr>\n<td>\u90e8\u5206\u5361\u5df2\u6709\u6d41\u8f6c<\/td>\n<td>CANNOT_MERGE<\/td>\n<td>\u7981\u6b62\u5408\u5e76&#xff0c;\u4fdd\u7559\u5355\u4ef6\u751f\u547d\u5468\u671f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u9519\u8bef\u56de\u6267\u6216\u63a5\u53e3\u54cd\u5e94\u53ef\u4ee5\u663e\u793a\u4e1a\u52a1\u7f16\u53f7\u548c\u53cb\u597d\u8bf4\u660e&#xff0c;\u8be6\u7ec6\u5806\u6808\u53ea\u8fdb\u5165\u53d7\u63a7\u65e5\u5fd7\u3002\u8fd4\u56de\u7ed3\u679c\u8fd8\u5e94\u5e26request_id&#xff0c;\u4fbf\u4e8e\u628a\u7528\u6237\u770b\u5230\u7684\u5931\u8d25\u4e0e\u670d\u52a1\u7aef\u65e5\u5fd7\u3001\u6279\u6b21\u660e\u7ec6\u53ca\u5ba1\u8ba1\u8bb0\u5f55\u5173\u8054\u8d77\u6765\u3002<\/p>\n<h3>\u5341\u4e00\u3001\u4e0a\u7ebf\u524d\u7528SQL\u6838\u5bf9\u4e1a\u52a1\u7ed3\u679c<\/h3>\n<p>\u9875\u9762\u6570\u91cf\u53ea\u80fd\u7528\u6765\u5feb\u901f\u89c2\u5bdf&#xff0c;\u6700\u7ec8\u9a8c\u6536\u8fd8\u8981\u5728\u660e\u786e\u7ec4\u7ec7\u3001\u671f\u95f4\u548c\u4e1a\u52a1\u72b6\u6001\u7684\u524d\u63d0\u4e0b\u6267\u884c\u53ea\u8bfb\u67e5\u8be2\u3002\u4e0b\u9762\u67e5\u8be2\u7528\u4e8e\u53d1\u73b0\u4e0d\u4e00\u81f4\u8bb0\u5f55&#xff0c;\u751f\u4ea7\u73af\u5883\u5e94\u5148\u8865\u5145\u5206\u533a\u6216\u516c\u53f8\u6761\u4ef6&#xff0c;\u5e76\u786e\u8ba4\u6267\u884c\u8ba1\u5212&#xff0c;\u907f\u514d\u5728\u5927\u8868\u4e0a\u505a\u65e0\u8303\u56f4\u626b\u63cf\u3002<\/p>\n<p><span class=\"token keyword\">SELECT<\/span> b<span class=\"token punctuation\">.<\/span>id<span class=\"token punctuation\">,<\/span>b<span class=\"token punctuation\">.<\/span>total_qty<span class=\"token punctuation\">,<\/span><span class=\"token function\">COUNT<\/span><span class=\"token punctuation\">(<\/span>c<span class=\"token punctuation\">.<\/span>id<span class=\"token punctuation\">)<\/span> card_qty<span class=\"token punctuation\">,<\/span><br \/>\n       b<span class=\"token punctuation\">.<\/span>total_cost<span class=\"token punctuation\">,<\/span><span class=\"token function\">SUM<\/span><span class=\"token punctuation\">(<\/span>c<span class=\"token punctuation\">.<\/span>unit_cost<span class=\"token punctuation\">)<\/span> card_cost<br \/>\n<span class=\"token keyword\">FROM<\/span> asset_batch_demo b <span class=\"token keyword\">LEFT<\/span> <span class=\"token keyword\">JOIN<\/span> asset_card_demo c <span class=\"token keyword\">ON<\/span> c<span class=\"token punctuation\">.<\/span>batch_id<span class=\"token operator\">&#061;<\/span>b<span class=\"token punctuation\">.<\/span>id<br \/>\n<span class=\"token keyword\">GROUP<\/span> <span class=\"token keyword\">BY<\/span> b<span class=\"token punctuation\">.<\/span>id<span class=\"token punctuation\">,<\/span>b<span class=\"token punctuation\">.<\/span>total_qty<span class=\"token punctuation\">,<\/span>b<span class=\"token punctuation\">.<\/span>total_cost<br \/>\n<span class=\"token keyword\">HAVING<\/span> card_qty<span class=\"token operator\">&lt;&gt;<\/span>b<span class=\"token punctuation\">.<\/span>total_qty <span class=\"token operator\">OR<\/span> card_cost<span class=\"token operator\">&lt;&gt;<\/span>b<span class=\"token punctuation\">.<\/span>total_cost<span class=\"token punctuation\">;<\/span><\/p>\n<p>\u82e5\u67e5\u8be2\u8fd4\u56de\u5f02\u5e38&#xff0c;\u5148\u4fdd\u7559\u6837\u672c\u548c\u6267\u884c\u65f6\u95f4&#xff0c;\u518d\u5224\u65ad\u662f\u5386\u53f2\u810f\u6570\u636e\u3001\u8fc1\u79fb\u9057\u6f0f\u8fd8\u662f\u7a0b\u5e8f\u7f3a\u9677\u3002\u4e0d\u8981\u4e3a\u4e86\u8ba9\u9a8c\u6536SQL\u8fd4\u56de\u96f6\u884c\u800c\u76f4\u63a5\u6539\u5e93&#xff1b;\u4fee\u590d\u5fc5\u987b\u7ecf\u8fc7\u4e0e\u6b63\u5e38\u4e1a\u52a1\u76f8\u540c\u7684\u6388\u6743\u3001\u7559\u75d5\u548c\u590d\u6838\u3002<\/p>\n<h3>\u5341\u4e8c\u3001\u53ef\u76f4\u63a5\u4f7f\u7528\u7684\u6280\u672f\u9a8c\u6536\u8868<\/h3>\n<p>\u6b63\u5f0f\u53d1\u5e03\u524d\u56fa\u5b9a\u4e00\u7ec4\u5c0f\u6837\u672c&#xff0c;\u8bb0\u5f55\u8f93\u5165\u3001\u9884\u671f\u3001\u5b9e\u9645\u7ed3\u679c\u548c\u8bc1\u636e\u4f4d\u7f6e\u3002\u4fee\u590d\u540e\u4ecd\u7528\u540c\u4e00\u7ec4\u6837\u672c\u590d\u6d4b&#xff0c;\u624d\u80fd\u77e5\u9053\u53d8\u5316\u6765\u81ea\u4ee3\u7801&#xff0c;\u800c\u4e0d\u662f\u6362\u4e86\u4e00\u6279\u66f4\u5bb9\u6613\u901a\u8fc7\u7684\u6570\u636e\u3002<\/p>\n<table>\n<tr>\u9a8c\u6536\u7ef4\u5ea6\u9884\u671f\u7ed3\u679c\u8bc1\u636e<\/tr>\n<tbody>\n<tr>\n<td>\u6b63\u5e38\u8def\u5f84<\/td>\n<td>\u4e1a\u52a1\u7ed3\u679c\u3001\u72b6\u6001\u548c\u5173\u8054\u8bb0\u5f55\u7b26\u5408\u9884\u671f<\/td>\n<td>\u4e1a\u52a1\u9875\u9762 &#043; \u6570\u636e\u5e93\u67e5\u8be2<\/td>\n<\/tr>\n<tr>\n<td>\u91cd\u590d\u64cd\u4f5c<\/td>\n<td>\u7b2c\u4e8c\u6b21\u6267\u884c\u4e0d\u4ea7\u751f\u91cd\u590d\u4e3b\u8bb0\u5f55<\/td>\n<td>\u552f\u4e00\u952e &#043; \u884c\u7ed3\u679c\/\u4e1a\u52a1\u7ed3\u679c<\/td>\n<\/tr>\n<tr>\n<td>\u8d8a\u6743\u6216\u975e\u6cd5\u72b6\u6001<\/td>\n<td>\u670d\u52a1\u7aef\u62d2\u7edd&#xff0c;\u539f\u6570\u636e\u4e0d\u53d8\u5316<\/td>\n<td>\u4f4e\u6743\u9650\u8d26\u53f7 &#043; \u66f4\u65b0\u524d\u540e\u5bf9\u7167<\/td>\n<\/tr>\n<tr>\n<td>\u6267\u884c\u4e2d\u65ad<\/td>\n<td>\u53ef\u8bc6\u522b\u5df2\u5b8c\u6210\u4e0e\u672a\u5b8c\u6210\u8303\u56f4<\/td>\n<td>\u6279\u6b21\u72b6\u6001 &#043; \u660e\u7ec6\u72b6\u6001<\/td>\n<\/tr>\n<tr>\n<td>\u91d1\u989d\u6216\u6570\u91cf<\/td>\n<td>\u6c47\u603b\u4e0e\u6765\u6e90\u53e3\u5f84\u5b8c\u5168\u4e00\u81f4<\/td>\n<td>\u56fa\u5b9a\u6837\u672c &#043; SQL\u6838\u5bf9<\/td>\n<\/tr>\n<tr>\n<td>\u8ffd\u6eaf<\/td>\n<td>\u80fd\u56de\u5230\u64cd\u4f5c\u8005\u3001\u5355\u636e\u3001\u65f6\u95f4\u548c\u8bf7\u6c42<\/td>\n<td>\u5ba1\u8ba1\u65f6\u95f4\u8f74 &#043; request_id<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u9a8c\u6536\u5b8c\u6210\u540e\u4fdd\u5b58\u7a0b\u5e8f\u7248\u672c\u3001\u6570\u636e\u5e93\u7248\u672c\u3001\u6837\u672c\u7f16\u53f7\u548c\u7ed3\u8bba\u3002\u53ea\u5199\u201c\u6d4b\u8bd5\u901a\u8fc7\u201d\u65e0\u6cd5\u56de\u7b54\u6d4b\u8bd5\u4e86\u54ea\u4e9b\u8fb9\u754c&#xff0c;\u4e5f\u65e0\u6cd5\u5728\u4e0b\u6b21\u5347\u7ea7\u540e\u8fdb\u884c\u56de\u5f52\u6bd4\u8f83\u3002<\/p>\n<h3>\u5c0f\u7ed3<\/h3>\n<p>\u4e00\u6279\u76f8\u540c\u7684\u7535\u8111\u600e\u4e48\u5efa\u8d26&#xff0c;\u6838\u5fc3\u4e0d\u662f\u628a\u9875\u9762\u64cd\u4f5c\u505a\u51fa\u6765&#xff0c;\u800c\u662f\u8ba9\u6bcf\u4e00\u6b65\u90fd\u80fd\u8bf4\u660e\u8f93\u5165\u3001\u8fb9\u754c\u3001\u7ed3\u679c\u548c\u9a8c\u8bc1\u8bc1\u636e\u3002\u5148\u7528\u5c0f\u6837\u672c\u8d70\u901a&#xff0c;\u518d\u6309\u5b9e\u9645\u6570\u636e\u91cf\u548c\u4e1a\u52a1\u5236\u5ea6\u6269\u5927\u8303\u56f4\u3002<\/p>\n<h3>\u53c2\u8003\u8d44\u6599<\/h3>\n<ul>\n<li>MySQL 8.4&#xff1a;SHOW CREATE 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