{"id":178576,"date":"2024-11-08T19:07:21","date_gmt":"2024-11-08T11:07:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/178576\/"},"modified":"2024-11-08T19:07:22","modified_gmt":"2024-11-08T11:07:22","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a42034-cr_invalid_parameter_no-%e6%97%a0%e6%95%88%e7%9a%84%e5%8f%82%e6%95%b0%e7%bc%96%e5%8f%b7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/178576\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa42034 &#8211; (CR_INVALID_PARAMETER_NO) \u65e0\u6548\u7684\u53c2\u6570\u7f16\u53f7"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a42034-cr_invalid_parameter_no-%e7%84%a1%e6%95%88%e7%9a%84%e5%8f%83%e6%95%b8%e7%b7%a8%e8%99%9f-mzfDnXiwQa\">\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa42034 &#8211; (CR_INVALID_PARAMETER_NO) \u7121\u6548\u7684\u53c3\u6578\u7de8\u865f<\/h1>\n<p>\u5728\u4f7f\u7528MySQL\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\u8aa42034\uff0c\u6a19\u8a18\u70ba(CR_INVALID_PARAMETER_NO)\u7121\u6548\u7684\u53c3\u6578\u7de8\u865f\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u51fa\u73fe\u5728\u57f7\u884cSQL\u67e5\u8a62\u6642\uff0c\u5c24\u5176\u662f\u5728\u4f7f\u7528\u9810\u8655\u7406\u8a9e\u53e5\u6216\u7d81\u5b9a\u53c3\u6578\u7684\u60c5\u6cc1\u4e0b\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u6210\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a42034%e7%9a%84%e6%88%90%e5%9b%a0-mzfDnXiwQa\">\u932f\u8aa42034\u7684\u6210\u56e0<\/h2>\n<p>MySQL\u932f\u8aa42034\u901a\u5e38\u662f\u7531\u65bc\u4ee5\u4e0b\u5e7e\u500b\u539f\u56e0\u5f15\u8d77\u7684\uff1a<\/p>\n<ul>\n<li><strong>\u53c3\u6578\u7de8\u865f\u4e0d\u6b63\u78ba\uff1a<\/strong>\u7576\u4f7f\u7528\u9810\u8655\u7406\u8a9e\u53e5\u6642\uff0c\u958b\u767c\u8005\u9700\u8981\u78ba\u4fdd\u6240\u4f7f\u7528\u7684\u53c3\u6578\u7de8\u865f\u8207SQL\u67e5\u8a62\u4e2d\u7684\u4f54\u4f4d\u7b26\u76f8\u5339\u914d\u3002\u5982\u679c\u53c3\u6578\u7de8\u865f\u8d85\u51fa\u4e86\u7bc4\u570d\uff0c\u5247\u6703\u5c0e\u81f4\u6b64\u932f\u8aa4\u3002<\/li>\n<li><strong>\u672a\u6b63\u78ba\u7d81\u5b9a\u53c3\u6578\uff1a<\/strong>\u5728\u57f7\u884c\u9810\u8655\u7406\u8a9e\u53e5\u4e4b\u524d\uff0c\u5fc5\u9808\u6b63\u78ba\u7d81\u5b9a\u6240\u6709\u53c3\u6578\u3002\u5982\u679c\u67d0\u500b\u53c3\u6578\u672a\u88ab\u7d81\u5b9a\uff0c\u5247\u6703\u51fa\u73fe\u7121\u6548\u7684\u53c3\u6578\u7de8\u865f\u932f\u8aa4\u3002<\/li>\n<li><strong>\u6578\u64da\u985e\u578b\u4e0d\u5339\u914d\uff1a<\/strong>\u5982\u679c\u7d81\u5b9a\u7684\u53c3\u6578\u985e\u578b\u8207SQL\u67e5\u8a62\u4e2d\u9810\u671f\u7684\u985e\u578b\u4e0d\u5339\u914d\uff0c\u4e5f\u53ef\u80fd\u5c0e\u81f4\u6b64\u932f\u8aa4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9%e9%8c%af%e8%aa%a42034-mzfDnXiwQa\">\u5982\u4f55\u4fee\u5fa9\u932f\u8aa42034<\/h2>\n<p>\u4fee\u5fa9MySQL\u932f\u8aa42034\u7684\u904e\u7a0b\u901a\u5e38\u6d89\u53ca\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e5%8f%83%e6%95%b8%e7%b7%a8%e8%99%9f-mzfDnXiwQa\">1. \u6aa2\u67e5\u53c3\u6578\u7de8\u865f<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5SQL\u67e5\u8a62\u4e2d\u7684\u4f54\u4f4d\u7b26\u6578\u91cf\uff0c\u78ba\u4fdd\u6bcf\u500b\u4f54\u4f4d\u7b26\u90fd\u6709\u5c0d\u61c9\u7684\u53c3\u6578\u7de8\u865f\u3002\u4f8b\u5982\uff0c\u5c0d\u65bc\u4ee5\u4e0bSQL\u67e5\u8a62\uff1a<\/p>\n<pre><code>SELECT * FROM users WHERE id = ? AND status = ?<\/code><\/pre>\n<p>\u5982\u679c\u4f60\u7d81\u5b9a\u4e86\u5169\u500b\u53c3\u6578\uff0c\u5247\u61c9\u78ba\u4fdd\u5b83\u5011\u7684\u7de8\u865f\u5206\u5225\u70ba1\u548c2\u3002\u5982\u679c\u4f60\u5617\u8a66\u7d81\u5b9a\u7b2c\u4e09\u500b\u53c3\u6578\uff0c\u5247\u6703\u5c0e\u81f4\u932f\u8aa42034\u3002<\/p>\n<h3 id=\"2-%e7%a2%ba%e4%bf%9d%e6%89%80%e6%9c%89%e5%8f%83%e6%95%b8%e9%83%bd%e5%b7%b2%e7%b6%81%e5%ae%9a-mzfDnXiwQa\">2. \u78ba\u4fdd\u6240\u6709\u53c3\u6578\u90fd\u5df2\u7d81\u5b9a<\/h3>\n<p>\u5728\u57f7\u884c\u9810\u8655\u7406\u8a9e\u53e5\u4e4b\u524d\uff0c\u5fc5\u9808\u78ba\u4fdd\u6240\u6709\u53c3\u6578\u90fd\u5df2\u6b63\u78ba\u7d81\u5b9a\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff1a<\/p>\n<pre><code>stmt = conn.prepare(\"SELECT * FROM users WHERE id = ? AND status = ?\");\nstmt.bind_param(\"ii\", user_id, status);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u78ba\u4fdd`user_id`\u548c`status`\u90fd\u5df2\u6b63\u78ba\u8a2d\u7f6e\u4e26\u7d81\u5b9a\u3002<\/p>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b-mzfDnXiwQa\">3. \u6aa2\u67e5\u6578\u64da\u985e\u578b<\/h3>\n<p>\u78ba\u4fdd\u7d81\u5b9a\u7684\u53c3\u6578\u985e\u578b\u8207SQL\u67e5\u8a62\u4e2d\u9810\u671f\u7684\u985e\u578b\u76f8\u7b26\u3002\u4f8b\u5982\uff0c\u5982\u679c`id`\u662f\u6574\u6578\u985e\u578b\uff0c\u5247\u5728\u7d81\u5b9a\u6642\u61c9\u4f7f\u7528\u6574\u6578\u985e\u578b\u7684\u53c3\u6578\u3002<\/p>\n<pre><code>stmt.bind_param(\"i\", user_id);<\/code><\/pre>\n<h2 id=\"%e7%a4%ba%e4%be%8b%e4%bb%a3%e7%a2%bc-mzfDnXiwQa\">\u793a\u4f8b\u4ee3\u78bc<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u5b8c\u6574\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u6b63\u78ba\u4f7f\u7528\u9810\u8655\u7406\u8a9e\u53e5\u4e26\u907f\u514d\u932f\u8aa42034\uff1a<\/p>\n<pre><code>\nconnect_error) {\n    die(\"Connection failed: \" . $mysqli-&gt;connect_error);\n}\n\n$stmt = $mysqli-&gt;prepare(\"SELECT * FROM users WHERE id = ? AND status = ?\");\nif ($stmt) {\n    $user_id = 1;\n    $status = 1;\n    $stmt-&gt;bind_param(\"ii\", $user_id, $status);\n    $stmt-&gt;execute();\n    $result = $stmt-&gt;get_result();\n    \n    while ($row = $result-&gt;fetch_assoc()) {\n        echo \"User: \" . $row[\"username\"] . \"<br>\";\n    }\n    \n    $stmt-&gt;close();\n} else {\n    echo \"Error preparing statement: \" . $mysqli-&gt;error;\n}\n\n$mysqli-&gt;close();\n?&gt;\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-mzfDnXiwQa\">\u7e3d\u7d50<\/h2>\n<p>MySQL\u932f\u8aa42034 (CR_INVALID_PARAMETER_NO) \u7121\u6548\u7684\u53c3\u6578\u7de8\u865f\u901a\u5e38\u662f\u7531\u65bc\u53c3\u6578\u7de8\u865f\u4e0d\u6b63\u78ba\u3001\u672a\u6b63\u78ba\u7d81\u5b9a\u53c3\u6578\u6216\u6578\u64da\u985e\u578b\u4e0d\u5339\u914d\u6240\u5f15\u8d77\u7684\u3002\u901a\u904e\u4ed4\u7d30\u6aa2\u67e5SQL\u67e5\u8a62\u3001\u78ba\u4fdd\u6240\u6709\u53c3\u6578\u90fd\u5df2\u6b63\u78ba\u7d81\u5b9a\u4ee5\u53ca\u6aa2\u67e5\u6578\u64da\u985e\u578b\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u4fee\u5fa9\u6b64\u932f\u8aa4\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u6216 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\u904b\u884c\u9806\u5229\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa42034 (CR_INVALID_PARAMETER_NO) \u7684\u6709\u6548\u65b9\u6cd5\uff0c\u89e3\u6c7a\u7121\u6548\u7684\u53c3\u6578\u7de8\u865f\u554f\u984c\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\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-178576","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/178576","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=178576"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/178576\/revisions"}],"predecessor-version":[{"id":178577,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/178576\/revisions\/178577"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=178576"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=178576"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=178576"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}