{"id":178492,"date":"2024-11-08T18:25:18","date_gmt":"2024-11-08T10:25:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/178492\/"},"modified":"2024-11-08T18:25:19","modified_gmt":"2024-11-08T10:25:19","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a41350-sqlstate-hy000-er_view_select_variable-%e8%a7%86%e5%9b%be%e7%9a%84select%e8%af%ad%e5%8f%a5%e4%b8%ad%e5%8c%85%e5%90%ab%e5%8f%98","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/178492\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41350 &#8211; SQLSTATE: HY000 (ER_VIEW_SELECT_VARIABLE) \u89c6\u56fe\u7684SELECT\u8bed\u53e5\u4e2d\u5305\u542b\u53d8\u91cf\u6216\u53c2\u6570"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a41350-sqlstate-hy000-er_view_select_variable-%e8%a7%86%e5%9b%be%e7%9a%84select%e8%af%ad%e5%8f%a5%e4%b8%ad%e5%8c%85%e5%90%ab%e5%8f%98-XJzRaDvtLf\">\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41350 &#8211; SQLSTATE: HY000 (ER_VIEW_SELECT_VARIABLE) \u89c6\u56fe\u7684SELECT\u8bed\u53e5\u4e2d\u5305\u542b\u53d8\u91cf\u6216\u53c2\u6570<\/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\u5c31\u662f\u932f\u8aa4\u4ee3\u78bc1350\uff0c\u8a72\u932f\u8aa4\u7684\u5177\u9ad4\u4fe1\u606f\u70ba\u201cSQLSTATE: HY000 (ER_VIEW_SELECT_VARIABLE)\u201d\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u767c\u751f\u5728\u5617\u8a66\u5f9e\u8996\u5716\u4e2d\u9078\u64c7\u6578\u64da\u6642\uff0c\u7576SELECT\u8a9e\u53e5\u4e2d\u5305\u542b\u4e86\u8b8a\u91cf\u6216\u53c3\u6578\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u500b\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-XJzRaDvtLf\">\u932f\u8aa4\u539f\u56e0\u5206\u6790<\/h2>\n<p>MySQL\u7684\u8996\u5716\u662f\u4e00\u7a2e\u865b\u64ec\u8868\uff0c\u5b83\u662f\u57fa\u65bcSELECT\u67e5\u8a62\u7684\u7d50\u679c\u96c6\u3002\u7576\u4f60\u5275\u5efa\u4e00\u500b\u8996\u5716\u6642\uff0cMySQL\u6703\u5c07\u8a72\u67e5\u8a62\u7684\u7d50\u69cb\u4fdd\u5b58\u4e0b\u4f86\uff0c\u800c\u4e0d\u662f\u6578\u64da\u672c\u8eab\u3002\u9019\u610f\u5473\u8457\u8996\u5716\u7684\u67e5\u8a62\u5728\u57f7\u884c\u6642\u6703\u88ab\u91cd\u65b0\u8a08\u7b97\u3002<\/p>\n<p>\u932f\u8aa41350\u901a\u5e38\u51fa\u73fe\u5728\u4ee5\u4e0b\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li>\u8996\u5716\u7684SELECT\u8a9e\u53e5\u4e2d\u4f7f\u7528\u4e86\u7528\u6236\u5b9a\u7fa9\u7684\u8b8a\u91cf\u3002<\/li>\n<li>\u8996\u5716\u7684SELECT\u8a9e\u53e5\u4e2d\u4f7f\u7528\u4e86\u53c3\u6578\u5316\u67e5\u8a62\u3002<\/li>\n<li>\u5728\u8996\u5716\u4e2d\u4f7f\u7528\u4e86\u4e0d\u652f\u6301\u7684\u8868\u9054\u5f0f\u6216\u51fd\u6578\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u5047\u8a2d\u4f60\u6709\u4e00\u500b\u8996\u5716\u5982\u4e0b\uff1a<\/p>\n<pre><code>CREATE VIEW my_view AS\nSELECT * FROM my_table WHERE column1 = @my_variable;<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u4f7f\u7528\u4e86\u7528\u6236\u5b9a\u7fa9\u7684\u8b8a\u91cf@my_variable\uff0c\u9019\u6703\u5c0e\u81f4\u932f\u8aa41350\u7684\u767c\u751f\u3002<\/p>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-XJzRaDvtLf\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<p>\u8981\u4fee\u5fa9MySQL\u932f\u8aa41350\uff0c\u958b\u767c\u8005\u9700\u8981\u9075\u5faa\u4ee5\u4e0b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e9%81%bf%e5%85%8d%e5%9c%a8%e8%a6%96%e5%9c%96%e4%b8%ad%e4%bd%bf%e7%94%a8%e8%ae%8a%e9%87%8f-XJzRaDvtLf\">1. \u907f\u514d\u5728\u8996\u5716\u4e2d\u4f7f\u7528\u8b8a\u91cf<\/h3>\n<p>\u6700\u76f4\u63a5\u7684\u89e3\u6c7a\u65b9\u6848\u662f\u907f\u514d\u5728\u8996\u5716\u7684SELECT\u8a9e\u53e5\u4e2d\u4f7f\u7528\u8b8a\u91cf\u3002\u53ef\u4ee5\u8003\u616e\u5c07\u8b8a\u91cf\u7684\u4f7f\u7528\u79fb\u5230\u67e5\u8a62\u7684\u5916\u90e8\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>SET @my_variable = 'some_value';\nSELECT * FROM my_view WHERE column1 = @my_variable;<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e6%88%96%e5%87%bd%e6%95%b8-XJzRaDvtLf\">2. \u4f7f\u7528\u5b58\u5132\u904e\u7a0b\u6216\u51fd\u6578<\/h3>\n<p>\u5982\u679c\u9700\u8981\u4f7f\u7528\u8b8a\u91cf\uff0c\u53ef\u4ee5\u8003\u616e\u5c07\u67e5\u8a62\u5c01\u88dd\u5728\u5b58\u5132\u904e\u7a0b\u6216\u51fd\u6578\u4e2d\u3002\u9019\u6a23\u53ef\u4ee5\u5728\u5b58\u5132\u904e\u7a0b\u4e2d\u4f7f\u7528\u8b8a\u91cf\uff0c\u800c\u4e0d\u6703\u5f71\u97ff\u8996\u5716\u7684\u5b9a\u7fa9\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>CREATE PROCEDURE get_data(IN my_variable VARCHAR(255))\nBEGIN\n    SELECT * FROM my_view WHERE column1 = my_variable;\nEND;<\/code><\/pre>\n<h3 id=\"3-%e9%87%8d%e6%96%b0%e8%a8%ad%e8%a8%88%e8%a6%96%e5%9c%96-XJzRaDvtLf\">3. \u91cd\u65b0\u8a2d\u8a08\u8996\u5716<\/h3>\n<p>\u5982\u679c\u8996\u5716\u7684\u8a2d\u8a08\u904e\u65bc\u8907\u96dc\uff0c\u53ef\u80fd\u9700\u8981\u91cd\u65b0\u8003\u616e\u5176\u7d50\u69cb\u3002\u78ba\u4fdd\u8996\u5716\u7684SELECT\u8a9e\u53e5\u662f\u975c\u614b\u7684\uff0c\u4e26\u4e14\u4e0d\u4f9d\u8cf4\u65bc\u5916\u90e8\u8b8a\u91cf\u6216\u53c3\u6578\u3002<\/p>\n<h2 id=\"%e7%a4%ba%e4%be%8b-XJzRaDvtLf\">\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4fee\u5fa9\u932f\u8aa41350\uff1a<\/p>\n<pre><code>-- \u539f\u59cb\u8996\u5716\nCREATE VIEW user_view AS\nSELECT * FROM users WHERE status = @status_variable;\n\n-- \u4fee\u5fa9\u5f8c\u7684\u67e5\u8a62\nSET @status_variable = 'active';\nSELECT * FROM user_view WHERE status = @status_variable;<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5c07\u8b8a\u91cf\u7684\u4f7f\u7528\u79fb\u5230\u4e86\u67e5\u8a62\u7684\u5916\u90e8\uff0c\u5f9e\u800c\u907f\u514d\u4e86\u932f\u8aa41350\u7684\u767c\u751f\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-XJzRaDvtLf\">\u7e3d\u7d50<\/h2>\n<p>MySQL\u932f\u8aa41350 &#8211; SQLSTATE: HY000 (ER_VIEW_SELECT_VARIABLE) \u662f\u7531\u65bc\u5728\u8996\u5716\u7684SELECT\u8a9e\u53e5\u4e2d\u4f7f\u7528\u4e86\u8b8a\u91cf\u6216\u53c3\u6578\u6240\u5f15\u8d77\u7684\u3002\u901a\u904e\u907f\u514d\u5728\u8996\u5716\u4e2d\u4f7f\u7528\u8b8a\u91cf\u3001\u4f7f\u7528\u5b58\u5132\u904e\u7a0b\u6216\u51fd\u6578\u4ee5\u53ca\u91cd\u65b0\u8a2d\u8a08\u8996\u5716\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u9019\u500b\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u65b9\u6848\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4fee\u5fa9MySQL\u932f\u8aa41350\u7684\u65b9\u6cd5\uff0c\u89e3\u91cb\u5982\u4f55\u8655\u7406\u8996\u5716\u4e2d\u7684SELECT\u8a9e\u53e5\u5305\u542b\u8b8a\u91cf\u6216\u53c3\u6578\u7684\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-178492","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/178492","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=178492"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/178492\/revisions"}],"predecessor-version":[{"id":178493,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/178492\/revisions\/178493"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=178492"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=178492"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=178492"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}