{"id":177803,"date":"2024-11-08T16:11:23","date_gmt":"2024-11-08T08:11:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/177803\/"},"modified":"2024-11-08T16:11:24","modified_gmt":"2024-11-08T08:11:24","slug":"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a41212-sqlstate-hy000%ef%bc%88er_union_tables_in_different_dir%ef%bc%89%e4%b8%8d%e6%ad%a3%e7%a2%ba%e7%9a%84%e8%a1%a8%e5%ae%9a%e7%be%a9","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/177803\/","title":{"rendered":"\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41212 &#8211; SQLSTATE: HY000\uff08ER_UNION_TABLES_IN_DIFFERENT_DIR\uff09\u4e0d\u6b63\u78ba\u7684\u8868\u5b9a\u7fa9\uff1b\u6240\u6709MERGE\u8868\u5fc5\u9808\u4f4d\u65bc\u540c\u4e00\u500b\u6578\u64da\u5eab\u4e2d"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9mysql%e9%8c%af%e8%aa%a41212-sqlstate-hy000%ef%bc%88er_union_tables_in_different_dir%ef%bc%89%e4%b8%8d%e6%ad%a3%e7%a2%ba%e7%9a%84%e8%a1%a8%e5%ae%9a%e7%be%a9-qUdyjnkuYK\">\u5982\u4f55\u4fee\u5fa9MySQL\u932f\u8aa41212 &#8211; SQLSTATE: HY000\uff08ER_UNION_TABLES_IN_DIFFERENT_DIR\uff09\u4e0d\u6b63\u78ba\u7684\u8868\u5b9a\u7fa9\uff1b\u6240\u6709MERGE\u8868\u5fc5\u9808\u4f4d\u65bc\u540c\u4e00\u500b\u6578\u64da\u5eab\u4e2d<\/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\u8aa41212\uff0c\u8a72\u932f\u8aa4\u7684\u63d0\u793a\u4fe1\u606f\u70ba\u201cSQLSTATE: HY000\uff08ER_UNION_TABLES_IN_DIFFERENT_DIR\uff09\u4e0d\u6b63\u78ba\u7684\u8868\u5b9a\u7fa9\uff1b\u6240\u6709MERGE\u8868\u5fc5\u9808\u4f4d\u65bc\u540c\u4e00\u500b\u6578\u64da\u5eab\u4e2d\u201d\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u51fa\u73fe\u5728\u4f7f\u7528MERGE\u8868\uff08\u4e5f\u7a31\u70baVIEW\u8868\uff09\u6642\uff0c\u7576\u9019\u4e9b\u8868\u4f4d\u65bc\u4e0d\u540c\u7684\u6578\u64da\u5eab\u4e2d\u6642\uff0cMySQL\u5c07\u7121\u6cd5\u6b63\u78ba\u8655\u7406\u9019\u4e9b\u8868\u7684\u5408\u4f75\u64cd\u4f5c\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afmerge%e8%a1%a8%ef%bc%9f-qUdyjnkuYK\">\u4ec0\u9ebc\u662fMERGE\u8868\uff1f<\/h2>\n<p>MERGE\u8868\u662f\u4e00\u7a2e\u7279\u6b8a\u7684\u8868\u985e\u578b\uff0c\u5141\u8a31\u7528\u6236\u5c07\u591a\u500b\u76f8\u540c\u7d50\u69cb\u7684\u8868\u5408\u4f75\u70ba\u4e00\u500b\u865b\u64ec\u8868\u3002\u9019\u7a2e\u8868\u7684\u4e3b\u8981\u512a\u52e2\u5728\u65bc\u5b83\u80fd\u5920\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\u3002MERGE\u8868\u7684\u6578\u64da\u5be6\u969b\u4e0a\u662f\u5b58\u5132\u5728\u591a\u500b\u57fa\u790e\u8868\u4e2d\uff0c\u9019\u4e9b\u57fa\u790e\u8868\u5fc5\u9808\u5177\u6709\u76f8\u540c\u7684\u7d50\u69cb\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a41212%e7%9a%84%e5%8e%9f%e5%9b%a0-qUdyjnkuYK\">\u932f\u8aa41212\u7684\u539f\u56e0<\/h2>\n<p>\u7576\u4f60\u5617\u8a66\u67e5\u8a62\u6216\u64cd\u4f5cMERGE\u8868\u6642\uff0c\u5982\u679c\u9019\u4e9b\u57fa\u790e\u8868\u4f4d\u65bc\u4e0d\u540c\u7684\u6578\u64da\u5eab\u4e2d\uff0c\u5c31\u6703\u51fa\u73fe\u932f\u8aa41212\u3002MySQL\u8981\u6c42\u6240\u6709MERGE\u8868\u7684\u57fa\u790e\u8868\u5fc5\u9808\u4f4d\u65bc\u540c\u4e00\u500b\u6578\u64da\u5eab\u4e2d\uff0c\u9019\u662f\u56e0\u70baMERGE\u8868\u7684\u8a2d\u8a08\u521d\u8877\u662f\u70ba\u4e86\u7c21\u5316\u67e5\u8a62\u548c\u63d0\u9ad8\u6027\u80fd\uff0c\u800c\u8de8\u6578\u64da\u5eab\u7684\u64cd\u4f5c\u6703\u589e\u52a0\u8907\u96dc\u6027\u548c\u6f5b\u5728\u7684\u932f\u8aa4\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9%e9%8c%af%e8%aa%a41212-qUdyjnkuYK\">\u5982\u4f55\u4fee\u5fa9\u932f\u8aa41212<\/h2>\n<p>\u8981\u4fee\u5fa9\u9019\u500b\u932f\u8aa4\uff0c\u60a8\u53ef\u4ee5\u63a1\u53d6\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<ul>\n<li><strong>\u6aa2\u67e5MERGE\u8868\u7684\u5b9a\u7fa9\uff1a<\/strong>\u9996\u5148\uff0c\u60a8\u9700\u8981\u6aa2\u67e5MERGE\u8868\u7684\u5b9a\u7fa9\uff0c\u78ba\u4fdd\u6240\u6709\u57fa\u790e\u8868\u90fd\u4f4d\u65bc\u540c\u4e00\u500b\u6578\u64da\u5eab\u4e2d\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\u4f86\u67e5\u770bMERGE\u8868\u7684\u7d50\u69cb\uff1a<\/li>\n<\/ul>\n<pre><code>SHOW CREATE TABLE your_merge_table;<\/code><\/pre>\n<ul>\n<li><strong>\u79fb\u52d5\u57fa\u790e\u8868\uff1a<\/strong>\u5982\u679c\u767c\u73fe\u67d0\u4e9b\u57fa\u790e\u8868\u4f4d\u65bc\u4e0d\u540c\u7684\u6578\u64da\u5eab\u4e2d\uff0c\u60a8\u53ef\u4ee5\u8003\u616e\u5c07\u9019\u4e9b\u8868\u79fb\u52d5\u5230\u540c\u4e00\u500b\u6578\u64da\u5eab\u4e2d\u3002\u9019\u53ef\u4ee5\u901a\u904e\u5c0e\u51fa\u548c\u5c0e\u5165\u6578\u64da\u4f86\u5be6\u73fe\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5c0e\u51fa\u8868\uff1a<\/li>\n<\/ul>\n<pre><code>mysqldump -u username -p database_name table_name &gt; table_name.sql<\/code><\/pre>\n<ul>\n<li><strong>\u91cd\u65b0\u5275\u5efaMERGE\u8868\uff1a<\/strong>\u5728\u78ba\u4fdd\u6240\u6709\u57fa\u790e\u8868\u90fd\u5728\u540c\u4e00\u500b\u6578\u64da\u5eab\u5f8c\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u91cd\u65b0\u5275\u5efaMERGE\u8868\u3002\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\u4f86\u5275\u5efaMERGE\u8868\uff1a<\/li>\n<\/ul>\n<pre><code>CREATE TABLE your_merge_table (\n    id INT,\n    name VARCHAR(100)\n) ENGINE=MERGE UNION=(table1, table2) ORDER BY id;<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-qUdyjnkuYK\">\u7e3d\u7d50<\/h2>\n<p>MySQL\u932f\u8aa41212\u901a\u5e38\u662f\u7531\u65bcMERGE\u8868\u7684\u57fa\u790e\u8868\u4f4d\u65bc\u4e0d\u540c\u7684\u6578\u64da\u5eab\u4e2d\u6240\u5f15\u8d77\u7684\u3002\u901a\u904e\u6aa2\u67e5MERGE\u8868\u7684\u5b9a\u7fa9\u3001\u79fb\u52d5\u57fa\u790e\u8868\u4ee5\u53ca\u91cd\u65b0\u5275\u5efaMERGE\u8868\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u4fee\u5fa9\u6b64\u932f\u8aa4\u3002\u4e86\u89e3\u9019\u4e9b\u57fa\u672c\u6982\u5ff5\u548c\u64cd\u4f5c\u5c07\u6709\u52a9\u65bc\u60a8\u5728\u4f7f\u7528MySQL\u6642\u66f4\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u5eab\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u8f15\u9b06\u7ba1\u7406\u60a8\u7684\u6578\u64da\u5eab\u548c\u61c9\u7528\u7a0b\u5e8f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4fee\u5fa9MySQL\u932f\u8aa41212\uff08ER_UNION_TABLES_IN_DIFFERENT_DIR\uff09\u7684\u65b9\u6cd5\uff0c\u78ba\u4fdd\u6240\u6709MERGE\u8868\u4f4d\u65bc\u540c\u4e00\u6578\u64da\u5eab\u4e2d\u4ee5\u89e3\u6c7a\u4e0d\u6b63\u78ba\u7684\u8868\u5b9a\u7fa9\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-177803","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177803","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=177803"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177803\/revisions"}],"predecessor-version":[{"id":177804,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/177803\/revisions\/177804"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=177803"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=177803"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=177803"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}