{"id":177941,"date":"2024-11-08T16:51:23","date_gmt":"2024-11-08T08:51:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/177941\/"},"modified":"2024-11-08T16:51:24","modified_gmt":"2024-11-08T08:51:24","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a41252-sqlstate-42000-er_spatial_cant_have_null-%e7%a9%ba%e9%96%93%e7%b4%a2%e5%bc%95%e7%9a%84%e6%89%80%e6%9c%89%e9%83%a8%e5%88%86%e5%bf%85","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/177941\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41252 &#8211; SQLSTATE: 42000 (ER_SPATIAL_CANT_HAVE_NULL) \u7a7a\u9593\u7d22\u5f15\u7684\u6240\u6709\u90e8\u5206\u5fc5\u9808\u70baNOT NULL"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a41252-sqlstate-42000-er_spatial_cant_have_null-BNGDmuCrlI\">\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41252 &#8211; SQLSTATE: 42000 (ER_SPATIAL_CANT_HAVE_NULL)<\/h1>\n<p>\u5728\u4f7f\u7528MySQL\u9032\u884c\u7a7a\u9593\u6578\u64da\u8655\u7406\u6642\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u9047\u5230\u932f\u8aa41252\uff0c\u8a72\u932f\u8aa4\u7684\u5177\u9ad4\u4fe1\u606f\u70ba\u201cSQLSTATE: 42000 (ER_SPATIAL_CANT_HAVE_NULL) \u7a7a\u9593\u7d22\u5f15\u7684\u6240\u6709\u90e8\u5206\u5fc5\u9808\u70baNOT NULL\u201d\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u51fa\u73fe\u5728\u5617\u8a66\u5275\u5efa\u6216\u66f4\u65b0\u5305\u542b\u7a7a\u9593\u7d22\u5f15\u7684\u8868\u6642\uff0c\u7576\u8868\u4e2d\u7684\u67d0\u4e9b\u5217\u5305\u542bNULL\u503c\u6642\uff0cMySQL\u6703\u62d2\u7d55\u9019\u4e00\u64cd\u4f5c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u8a72\u932f\u8aa4\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e5%8e%9f%e5%9b%a0%e5%88%86%e6%9e%90-BNGDmuCrlI\">\u932f\u8aa4\u539f\u56e0\u5206\u6790<\/h2>\n<p>MySQL\u7684\u7a7a\u9593\u7d22\u5f15\u662f\u7528\u65bc\u52a0\u901f\u7a7a\u9593\u67e5\u8a62\u7684\u7279\u6b8a\u7d22\u5f15\u985e\u578b\u3002\u9019\u4e9b\u7d22\u5f15\u8981\u6c42\u6240\u6709\u53c3\u8207\u7d22\u5f15\u7684\u5217\u90fd\u5fc5\u9808\u662fNOT NULL\uff0c\u56e0\u70baNULL\u503c\u6703\u5c0e\u81f4\u7a7a\u9593\u6578\u64da\u7684\u7121\u6548\u6027\u3002\u7576\u4f60\u5617\u8a66\u5728\u4e00\u500b\u5305\u542bNULL\u503c\u7684\u5217\u4e0a\u5275\u5efa\u7a7a\u9593\u7d22\u5f15\u6642\uff0c\u5c31\u6703\u89f8\u767c\u932f\u8aa41252\u3002<\/p>\n<h3 id=\"%e7%a4%ba%e4%be%8b-BNGDmuCrlI\">\u793a\u4f8b<\/h3>\n<pre><code>CREATE TABLE locations (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    name VARCHAR(100),\n    coordinates POINT NOT NULL,\n    SPATIAL INDEX(coordinates)\n);\n<\/code><\/pre>\n<p>\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c`coordinates`\u5217\u88ab\u5b9a\u7fa9\u70baNOT NULL\uff0c\u56e0\u6b64\u53ef\u4ee5\u6210\u529f\u5275\u5efa\u7a7a\u9593\u7d22\u5f15\u3002\u5982\u679c\u5c07`coordinates`\u5217\u7684\u5b9a\u7fa9\u6539\u70baNULL\uff0c\u5247\u6703\u5c0e\u81f4\u932f\u8aa41252\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9%e9%8c%af%e8%aa%a41252-BNGDmuCrlI\">\u5982\u4f55\u4fee\u5fa9\u932f\u8aa41252<\/h2>\n<p>\u8981\u4fee\u5fa9\u6b64\u932f\u8aa4\uff0c\u958b\u767c\u8005\u9700\u8981\u78ba\u4fdd\u6240\u6709\u53c3\u8207\u7a7a\u9593\u7d22\u5f15\u7684\u5217\u90fd\u4e0d\u5305\u542bNULL\u503c\u3002\u4ee5\u4e0b\u662f\u5e7e\u7a2e\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e4%b8%a6%e6%9b%b4%e6%96%b0%e6%95%b8%e6%93%9a-BNGDmuCrlI\">1. \u6aa2\u67e5\u4e26\u66f4\u65b0\u6578\u64da<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u8868\u4e2d\u662f\u5426\u5b58\u5728NULL\u503c\u3002\u5982\u679c\u5b58\u5728\uff0c\u5247\u9700\u8981\u66f4\u65b0\u9019\u4e9b\u503c\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\u4f86\u67e5\u627eNULL\u503c\uff1a<\/p>\n<pre><code>SELECT * FROM locations WHERE coordinates IS NULL;\n<\/code><\/pre>\n<p>\u5982\u679c\u67e5\u8a62\u8fd4\u56de\u7d50\u679c\uff0c\u5247\u9700\u8981\u6839\u64da\u696d\u52d9\u908f\u8f2f\u66f4\u65b0\u9019\u4e9bNULL\u503c\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>UPDATE locations SET coordinates = ST_GeomFromText('POINT(0 0)') WHERE coordinates IS NULL;\n<\/code><\/pre>\n<h3 id=\"2-%e4%bf%ae%e6%94%b9%e8%a1%a8%e7%b5%90%e6%a7%8b-BNGDmuCrlI\">2. \u4fee\u6539\u8868\u7d50\u69cb<\/h3>\n<p>\u5982\u679c\u67d0\u4e9b\u5217\u4e0d\u61c9\u8a72\u5305\u542bNULL\u503c\uff0c\u5247\u53ef\u4ee5\u4fee\u6539\u8868\u7d50\u69cb\uff0c\u5c07\u9019\u4e9b\u5217\u8a2d\u7f6e\u70baNOT NULL\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>ALTER TABLE locations MODIFY coordinates POINT NOT NULL;\n<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u5728\u63d2\u5165\u6216\u66f4\u65b0\u6578\u64da\u6642\uff0c`coordinates`\u5217\u4e0d\u6703\u5305\u542bNULL\u503c\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8%e9%bb%98%e8%aa%8d%e5%80%bc-BNGDmuCrlI\">3. \u4f7f\u7528\u9ed8\u8a8d\u503c<\/h3>\n<p>\u5982\u679c\u67d0\u4e9b\u5217\u5728\u63d2\u5165\u6578\u64da\u6642\u53ef\u80fd\u6703\u7f3a\u5c11\u503c\uff0c\u53ef\u4ee5\u8003\u616e\u70ba\u9019\u4e9b\u5217\u8a2d\u7f6e\u9ed8\u8a8d\u503c\u3002\u9019\u6a23\uff0c\u5373\u4f7f\u5728\u63d2\u5165\u6642\u672a\u63d0\u4f9b\u503c\uff0c\u8a72\u5217\u4e5f\u6703\u81ea\u52d5\u586b\u5145\u9ed8\u8a8d\u503c\uff0c\u5f9e\u800c\u907f\u514dNULL\u503c\u7684\u51fa\u73fe\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>ALTER TABLE locations MODIFY coordinates POINT NOT NULL DEFAULT ST_GeomFromText('POINT(0 0)');\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-BNGDmuCrlI\">\u7e3d\u7d50<\/h2>\n<p>MySQL\u932f\u8aa41252\u662f\u7531\u65bc\u7a7a\u9593\u7d22\u5f15\u7684\u5217\u5305\u542bNULL\u503c\u800c\u5f15\u8d77\u7684\u3002\u901a\u904e\u6aa2\u67e5\u6578\u64da\u3001\u4fee\u6539\u8868\u7d50\u69cb\u6216\u8a2d\u7f6e\u9ed8\u8a8d\u503c\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u78ba\u4fdd\u6240\u6709\u53c3\u8207\u7a7a\u9593\u7d22\u5f15\u7684\u5217\u90fd\u70baNOT NULL\uff0c\u5c07\u6709\u52a9\u65bc\u907f\u514d\u6b64\u985e\u932f\u8aa4\u7684\u767c\u751f\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f\u6578\u64da\u5eab\u7ba1\u7406\u9084\u662f\u7db2\u7ad9\u6258\u7ba1\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u53ef\u9760\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4fee\u5fa9MySQL\u932f\u8aa41252\u7684\u65b9\u6cd5\uff0c\u89e3\u91cb\u7a7a\u9593\u7d22\u5f15\u4e2d\u6240\u6709\u90e8\u5206\u5fc5\u9808\u70baNOT NULL\u7684\u539f\u56e0\u53ca\u89e3\u6c7a\u65b9\u6848\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-177941","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177941","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=177941"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177941\/revisions"}],"predecessor-version":[{"id":177942,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177941\/revisions\/177942"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=177941"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=177941"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=177941"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}