{"id":66563,"date":"2024-10-14T18:39:16","date_gmt":"2024-10-14T10:39:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/66563\/"},"modified":"2024-10-14T18:39:16","modified_gmt":"2024-10-14T10:39:16","slug":"mysql-%e9%8c%af%e8%aa%a4%e8%99%9f%ef%bc%9a3149%ef%bc%9b%e7%ac%a6%e8%99%9f%ef%bc%9aer_invalid_json_path_wildcard%ef%bc%9bsqlstate%ef%bc%9a42000-%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\/66563\/","title":{"rendered":"MySQL \u932f\u8aa4\u865f\uff1a3149\uff1b\u7b26\u865f\uff1aER_INVALID_JSON_PATH_WILDCARD\uff1bSQLSTATE\uff1a42000 \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%9a3149%ef%bc%9b%e7%ac%a6%e8%99%9f%ef%bc%9aer_invalid_json_path_wildcard%ef%bc%9bsqlstate%ef%bc%9a42000-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9-mLjabRccpu\">MySQL \u932f\u8aa4\u865f\uff1a3149\uff1b\u7b26\u865f\uff1aER_INVALID_JSON_PATH_WILDCARD\uff1bSQLSTATE\uff1a42000 \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\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\uff0c\u5176\u4e2d\u4e4b\u4e00\u4fbf\u662f\u932f\u8aa4\u865f 3149\uff0c\u7b26\u865f\u70ba ER_INVALID_JSON_PATH_WILDCARD\uff0cSQLSTATE \u70ba 42000\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8207 JSON \u8def\u5f91\u7684\u4f7f\u7528\u4e0d\u7576\u6709\u95dc\uff0c\u7279\u5225\u662f\u5728\u4f7f\u7528\u901a\u914d\u7b26\u6642\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u500b\u932f\u8aa4\u7684\u6210\u56e0\u3001\u5f71\u97ff\u4ee5\u53ca\u5982\u4f55\u9032\u884c\u6545\u969c\u4fee\u5fa9\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e7%9a%84%e6%88%90%e5%9b%a0-mLjabRccpu\">\u932f\u8aa4\u7684\u6210\u56e0<\/h2>\n<p>MySQL \u5728\u8655\u7406 JSON \u6578\u64da\u6642\uff0c\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u529f\u80fd\u4f86\u67e5\u8a62\u548c\u64cd\u4f5c JSON \u683c\u5f0f\u7684\u6578\u64da\u3002\u7576\u4f7f\u7528 JSON \u8def\u5f91\u8868\u9054\u5f0f\u6642\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u4f7f\u7528\u901a\u914d\u7b26\uff08\u5982 $[*]\uff09\u4f86\u9078\u64c7\u6578\u7d44\u4e2d\u7684\u6240\u6709\u5143\u7d20\u3002\u7136\u800c\uff0c\u7576\u9019\u4e9b\u901a\u914d\u7b26\u7684\u4f7f\u7528\u4e0d\u7b26\u5408 MySQL \u7684\u8a9e\u6cd5\u898f\u5247\u6642\uff0c\u5c31\u6703\u5c0e\u81f4\u932f\u8aa4 3149 \u7684\u51fa\u73fe\u3002<\/p>\n<ul>\n<li><strong>\u4e0d\u6b63\u78ba\u7684 JSON \u8def\u5f91\uff1a<\/strong>\u5982\u679c JSON \u8def\u5f91\u8868\u9054\u5f0f\u4e0d\u6b63\u78ba\uff0cMySQL \u5c07\u7121\u6cd5\u89e3\u6790\uff0c\u5f9e\u800c\u5f15\u767c\u932f\u8aa4\u3002<\/li>\n<li><strong>\u4e0d\u652f\u6301\u7684\u901a\u914d\u7b26\u7528\u6cd5\uff1a<\/strong>\u67d0\u4e9b\u7248\u672c\u7684 MySQL \u53ef\u80fd\u4e0d\u652f\u6301\u7279\u5b9a\u7684\u901a\u914d\u7b26\u7528\u6cd5\uff0c\u9019\u6703\u5c0e\u81f4\u67e5\u8a62\u5931\u6557\u3002<\/li>\n<li><strong>\u6578\u64da\u683c\u5f0f\u554f\u984c\uff1a<\/strong>\u5982\u679c\u5b58\u5132\u5728\u6578\u64da\u5eab\u4e2d\u7684 JSON \u6578\u64da\u683c\u5f0f\u4e0d\u6b63\u78ba\uff0c\u4e5f\u53ef\u80fd\u5c0e\u81f4\u6b64\u932f\u8aa4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e7%9a%84%e5%bd%b1%e9%9f%bf-mLjabRccpu\">\u932f\u8aa4\u7684\u5f71\u97ff<\/h2>\n<p>\u7576\u51fa\u73fe\u932f\u8aa4 3149 \u6642\uff0c\u76f8\u95dc\u7684 SQL \u67e5\u8a62\u5c07\u7121\u6cd5\u57f7\u884c\uff0c\u9019\u53ef\u80fd\u6703\u5f71\u97ff\u5230\u61c9\u7528\u7a0b\u5e8f\u7684\u6b63\u5e38\u904b\u884c\u3002\u7279\u5225\u662f\u5728\u9700\u8981\u5f9e JSON \u6578\u64da\u4e2d\u63d0\u53d6\u4fe1\u606f\u7684\u60c5\u6cc1\u4e0b\uff0c\u9019\u500b\u932f\u8aa4\u6703\u5c0e\u81f4\u6578\u64da\u7121\u6cd5\u6b63\u78ba\u8b80\u53d6\uff0c\u9032\u800c\u5f71\u97ff\u5230\u696d\u52d9\u908f\u8f2f\u7684\u57f7\u884c\u3002<\/p>\n<h2 id=\"%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9%e6%ad%a5%e9%a9%9f-mLjabRccpu\">\u6545\u969c\u4fee\u5fa9\u6b65\u9a5f<\/h2>\n<p>\u8981\u4fee\u5fa9 MySQL \u932f\u8aa4 3149\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\u6392\u67e5\u548c\u4fee\u5fa9\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5-json-%e8%b7%af%e5%be%91%e8%a1%a8%e9%81%94%e5%bc%8f-mLjabRccpu\">1. \u6aa2\u67e5 JSON \u8def\u5f91\u8868\u9054\u5f0f<\/h3>\n<pre><code>SELECT JSON_UNQUOTE(JSON_EXTRACT(your_json_column, '$[*].your_key')) FROM your_table;<\/code><\/pre>\n<p>\u78ba\u4fdd JSON \u8def\u5f91\u8868\u9054\u5f0f\u7684\u8a9e\u6cd5\u6b63\u78ba\uff0c\u4e26\u7b26\u5408 MySQL \u7684\u8981\u6c42\u3002<\/p>\n<h3 id=\"2-%e9%a9%97%e8%ad%89-json-%e6%95%b8%e6%93%9a%e6%a0%bc%e5%bc%8f-mLjabRccpu\">2. \u9a57\u8b49 JSON \u6578\u64da\u683c\u5f0f<\/h3>\n<p>\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u6aa2\u67e5 JSON \u6578\u64da\u7684\u683c\u5f0f\u662f\u5426\u6b63\u78ba\uff1a<\/p>\n<pre><code>SELECT your_json_column FROM your_table WHERE JSON_VALID(your_json_column) = 0;<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u6240\u6709\u683c\u5f0f\u4e0d\u6b63\u78ba\u7684 JSON \u6578\u64da\u3002<\/p>\n<h3 id=\"3-%e6%9b%b4%e6%96%b0-mysql-%e7%89%88%e6%9c%ac-mLjabRccpu\">3. \u66f4\u65b0 MySQL \u7248\u672c<\/h3>\n<p>\u5982\u679c\u4f7f\u7528\u7684 MySQL \u7248\u672c\u4e0d\u652f\u6301\u67d0\u4e9b\u901a\u914d\u7b26\u7528\u6cd5\uff0c\u8003\u616e\u5347\u7d1a\u5230\u6700\u65b0\u7248\u672c\uff0c\u4ee5\u7372\u5f97\u66f4\u597d\u7684 JSON \u652f\u6301\u3002<\/p>\n<h3 id=\"4-%e6%b8%ac%e8%a9%a6%e6%9f%a5%e8%a9%a2-mLjabRccpu\">4. \u6e2c\u8a66\u67e5\u8a62<\/h3>\n<p>\u5728\u4fee\u6b63\u4e86 JSON \u8def\u5f91\u6216\u6578\u64da\u683c\u5f0f\u5f8c\uff0c\u91cd\u65b0\u57f7\u884c\u67e5\u8a62\u4ee5\u78ba\u8a8d\u554f\u984c\u662f\u5426\u5df2\u89e3\u6c7a\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-mLjabRccpu\">\u7d50\u8ad6<\/h2>\n<p>MySQL \u932f\u8aa4\u865f 3149 \u662f\u4e00\u500b\u8207 JSON \u8def\u5f91\u4f7f\u7528\u4e0d\u7576\u6709\u95dc\u7684\u5e38\u898b\u554f\u984c\u3002\u901a\u904e\u4ed4\u7d30\u6aa2\u67e5 JSON \u8def\u5f91\u8868\u9054\u5f0f\u3001\u9a57\u8b49\u6578\u64da\u683c\u5f0f\u4ee5\u53ca\u5fc5\u8981\u6642\u66f4\u65b0 MySQL \u7248\u672c\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u8655\u7406\u5927\u91cf JSON \u6578\u64da\u7684\u61c9\u7528\u7a0b\u5e8f\u4f86\u8aaa\uff0c\u4e86\u89e3\u9019\u4e9b\u932f\u8aa4\u53ca\u5176\u4fee\u5fa9\u65b9\u6cd5\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002<\/p>\n<p>\u5982\u9700\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4ee5\u652f\u6301\u60a8\u7684\u6578\u64da\u5eab\u9700\u6c42\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a MySQL \u932f\u8aa4\u865f 3149 (ER_INVALID_JSON_PATH_WILDCARD) \u7684\u6545\u969c\u4fee\u5fa9\u8207\u9060\u7a0b\u8655\u7406\u6307\u5357\uff0c\u52a9\u60a8\u5feb\u901f\u6392\u9664 SQLSTATE 42000 \u554f\u984c\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-66563","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66563","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=66563"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66563\/revisions"}],"predecessor-version":[{"id":66564,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66563\/revisions\/66564"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=66563"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=66563"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=66563"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}