{"id":66737,"date":"2024-10-14T20:12:18","date_gmt":"2024-10-14T12:12:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/66737\/"},"modified":"2024-10-14T20:12:18","modified_gmt":"2024-10-14T12:12:18","slug":"mysql-%e9%8c%af%e8%aa%a4%e8%99%9f%ef%bc%9a3728%ef%bc%9b%e7%ac%a6%e8%99%9f%ef%bc%9aer_spatial_unique_index%ef%bc%9bsqlstate%ef%bc%9ahy000-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/66737\/","title":{"rendered":"MySQL \u932f\u8aa4\u865f\uff1a3728\uff1b\u7b26\u865f\uff1aER_SPATIAL_UNIQUE_INDEX\uff1bSQLSTATE\uff1aHY000 \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"mysql-%e9%8c%af%e8%aa%a4%e8%99%9f%ef%bc%9a3728%ef%bc%9b%e7%ac%a6%e8%99%9f%ef%bc%9aer_spatial_unique_index%ef%bc%9bsqlstate%ef%bc%9ahy000-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9-xOKrmREsHL\">MySQL \u932f\u8aa4\u865f\uff1a3728\uff1b\u7b26\u865f\uff1aER_SPATIAL_UNIQUE_INDEX\uff1bSQLSTATE\uff1aHY000 \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406<\/h1>\n<p>\u5728\u4f7f\u7528 MySQL \u6578\u64da\u5eab\u6642\uff0c\u958b\u767c\u8005\u548c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\uff0c\u5176\u4e2d\u4e4b\u4e00\u4fbf\u662f\u932f\u8aa4\u865f 3728\uff0c\u7b26\u865f ER_SPATIAL_UNIQUE_INDEX\uff0cSQLSTATE \u70ba HY000\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8207\u7a7a\u9593\u7d22\u5f15\u7684\u552f\u4e00\u6027\u7d04\u675f\u6709\u95dc\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5730\u7406\u6578\u64da\u6642\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u8a72\u932f\u8aa4\u7684\u6210\u56e0\u3001\u5f71\u97ff\u53ca\u5176\u4fee\u5fa9\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e7%9a%84%e6%88%90%e5%9b%a0-xOKrmREsHL\">\u932f\u8aa4\u7684\u6210\u56e0<\/h2>\n<p>MySQL \u4e2d\u7684\u7a7a\u9593\u7d22\u5f15\uff08Spatial Index\uff09\u662f\u7528\u65bc\u52a0\u901f\u5730\u7406\u6578\u64da\u67e5\u8a62\u7684\u5de5\u5177\u3002\u7576\u4f60\u5617\u8a66\u5728\u4e00\u500b\u5df2\u7d93\u5b58\u5728\u7684\u7a7a\u9593\u7d22\u5f15\u4e0a\u63d2\u5165\u6216\u66f4\u65b0\u6578\u64da\u6642\uff0c\u5982\u679c\u8a72\u6578\u64da\u9055\u53cd\u4e86\u552f\u4e00\u6027\u7d04\u675f\uff0c\u5c31\u6703\u51fa\u73fe\u932f\u8aa4 3728\u3002\u9019\u901a\u5e38\u767c\u751f\u5728\u4ee5\u4e0b\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li>\u5617\u8a66\u5728\u4e00\u500b\u5df2\u7d93\u5b58\u5728\u7684\u7a7a\u9593\u7d22\u5f15\u4e0a\u63d2\u5165\u91cd\u8907\u7684\u5730\u7406\u6578\u64da\u3002<\/li>\n<li>\u5728\u5275\u5efa\u7a7a\u9593\u7d22\u5f15\u6642\uff0c\u672a\u6b63\u78ba\u8a2d\u7f6e\u552f\u4e00\u6027\u7d04\u675f\u3002<\/li>\n<li>\u6578\u64da\u5eab\u4e2d\u5b58\u5728\u4e0d\u4e00\u81f4\u7684\u6578\u64da\uff0c\u5c0e\u81f4\u7a7a\u9593\u7d22\u5f15\u7121\u6cd5\u6b63\u78ba\u904b\u4f5c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e7%9a%84%e5%bd%b1%e9%9f%bf-xOKrmREsHL\">\u932f\u8aa4\u7684\u5f71\u97ff<\/h2>\n<p>\u7576\u51fa\u73fe\u6b64\u932f\u8aa4\u6642\uff0c\u6578\u64da\u5eab\u64cd\u4f5c\u5c07\u7121\u6cd5\u5b8c\u6210\uff0c\u9019\u53ef\u80fd\u6703\u5c0e\u81f4\u61c9\u7528\u7a0b\u5e8f\u7684\u529f\u80fd\u53d7\u9650\uff0c\u5f71\u97ff\u7528\u6236\u9ad4\u9a57\u3002\u6b64\u5916\uff0c\u9019\u4e5f\u53ef\u80fd\u5f71\u97ff\u5230\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\uff0c\u7279\u5225\u662f\u5728\u6d89\u53ca\u5730\u7406\u4fe1\u606f\u7cfb\u7d71\uff08GIS\uff09\u6216\u5176\u4ed6\u9700\u8981\u7cbe\u78ba\u5730\u7406\u6578\u64da\u7684\u61c9\u7528\u4e2d\u3002<\/p>\n<h2 id=\"%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9%e6%ad%a5%e9%a9%9f-xOKrmREsHL\">\u6545\u969c\u4fee\u5fa9\u6b65\u9a5f<\/h2>\n<p>\u8981\u4fee\u5fa9 MySQL \u932f\u8aa4 3728\uff0c\u60a8\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e6%95%b8%e6%93%9a-xOKrmREsHL\">1. \u6aa2\u67e5\u6578\u64da<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u6aa2\u67e5\u5c0e\u81f4\u932f\u8aa4\u7684\u6578\u64da\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\u4f86\u67e5\u627e\u91cd\u8907\u7684\u5730\u7406\u6578\u64da\uff1a<\/p>\n<pre><code>SELECT geom, COUNT(*) \nFROM your_table \nGROUP BY geom \nHAVING COUNT(*) &gt; 1;<\/code><\/pre>\n<h3 id=\"2-%e5%88%aa%e9%99%a4%e6%88%96%e6%9b%b4%e6%96%b0%e9%87%8d%e8%a4%87%e6%95%b8%e6%93%9a-xOKrmREsHL\">2. \u522a\u9664\u6216\u66f4\u65b0\u91cd\u8907\u6578\u64da<\/h3>\n<p>\u4e00\u65e6\u627e\u5230\u4e86\u91cd\u8907\u7684\u6578\u64da\uff0c\u60a8\u53ef\u4ee5\u9078\u64c7\u522a\u9664\u6216\u66f4\u65b0\u9019\u4e9b\u6578\u64da\uff0c\u4ee5\u78ba\u4fdd\u6bcf\u500b\u7a7a\u9593\u7d22\u5f15\u7684\u503c\u90fd\u662f\u552f\u4e00\u7684\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u8a9e\u53e5\u522a\u9664\u91cd\u8907\u9805\uff1a<\/p>\n<pre><code>DELETE FROM your_table \nWHERE id NOT IN (SELECT MIN(id) \n                 FROM your_table \n                 GROUP BY geom);<\/code><\/pre>\n<h3 id=\"3-%e9%87%8d%e6%96%b0%e5%89%b5%e5%bb%ba%e7%a9%ba%e9%96%93%e7%b4%a2%e5%bc%95-xOKrmREsHL\">3. \u91cd\u65b0\u5275\u5efa\u7a7a\u9593\u7d22\u5f15<\/h3>\n<p>\u5728\u6e05\u7406\u6578\u64da\u5f8c\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u91cd\u65b0\u5275\u5efa\u7a7a\u9593\u7d22\u5f15\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u8a9e\u53e5\u4f86\u5275\u5efa\u7d22\u5f15\uff1a<\/p>\n<pre><code>ALTER TABLE your_table \nADD SPATIAL INDEX (geom);<\/code><\/pre>\n<h3 id=\"4-%e6%b8%ac%e8%a9%a6%e6%95%b8%e6%93%9a%e6%8f%92%e5%85%a5-xOKrmREsHL\">4. \u6e2c\u8a66\u6578\u64da\u63d2\u5165<\/h3>\n<p>\u6700\u5f8c\uff0c\u6e2c\u8a66\u63d2\u5165\u65b0\u6578\u64da\u4ee5\u78ba\u4fdd\u932f\u8aa4\u5df2\u88ab\u4fee\u5fa9\u3002\u4f7f\u7528\u4ee5\u4e0b SQL \u8a9e\u53e5\u9032\u884c\u6e2c\u8a66\uff1a<\/p>\n<pre><code>INSERT INTO your_table (geom) \nVALUES (ST_GeomFromText('POINT(1 1)'));<\/code><\/pre>\n<h2 id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86%e5%bb%ba%e8%ad%b0-xOKrmREsHL\">\u9060\u7a0b\u8655\u7406\u5efa\u8b70<\/h2>\n<p>\u5982\u679c\u60a8\u5728\u9060\u7a0b\u4f3a\u670d\u5668\u4e0a\u7ba1\u7406 MySQL \u6578\u64da\u5eab\uff0c\u5efa\u8b70\u4f7f\u7528 SSH \u9023\u63a5\u9032\u884c\u64cd\u4f5c\uff0c\u4ee5\u78ba\u4fdd\u5b89\u5168\u6027\u3002\u6b64\u5916\uff0c\u5b9a\u671f\u5099\u4efd\u6578\u64da\u5eab\u662f\u975e\u5e38\u91cd\u8981\u7684\uff0c\u4ee5\u9632\u6b62\u6578\u64da\u4e1f\u5931\u6216\u640d\u58de\u3002\u5728\u9032\u884c\u4efb\u4f55\u91cd\u5927\u66f4\u6539\u4e4b\u524d\uff0c\u8acb\u52d9\u5fc5\u5099\u4efd\u6578\u64da\u5eab\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-xOKrmREsHL\">\u7e3d\u7d50<\/h2>\n<p>MySQL \u932f\u8aa4\u865f 3728 \u662f\u4e00\u500b\u8207\u7a7a\u9593\u7d22\u5f15\u552f\u4e00\u6027\u7d04\u675f\u76f8\u95dc\u7684\u5e38\u898b\u554f\u984c\u3002\u901a\u904e\u6aa2\u67e5\u6578\u64da\u3001\u522a\u9664\u91cd\u8907\u9805\u3001\u91cd\u65b0\u5275\u5efa\u7d22\u5f15\u4ee5\u53ca\u6e2c\u8a66\u63d2\u5165\u64cd\u4f5c\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u4fee\u5fa9\u6b64\u932f\u8aa4\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a MySQL \u932f\u8aa4\u865f 3728 \u7684\u554f\u984c\uff0c\u4e86\u89e3 ER_SPATIAL_UNIQUE_INDEX \u932f\u8aa4\u53ca\u5176 SQLSTATE HY000 \u7684\u6545\u969c\u4fee\u5fa9\u8207\u9060\u7a0b\u8655\u7406\u65b9\u6cd5\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-66737","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66737","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=66737"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66737\/revisions"}],"predecessor-version":[{"id":66738,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66737\/revisions\/66738"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=66737"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=66737"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=66737"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}