{"id":20777,"date":"2024-01-02T05:46:20","date_gmt":"2024-01-02T05:46:20","guid":{"rendered":"https:\/\/server.hk\/blog\/20777\/"},"modified":"2024-11-14T10:38:52","modified_gmt":"2024-11-14T02:38:52","slug":"postgresql-command-drop-text-search-dictionary","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/20777\/","title":{"rendered":"PostgreSQL \u547d\u4ee4\uff1aDROP TEXT SEARCH DICTIONARY"},"content":{"rendered":"<h1 id=\"postgresql-command-drop-text-search-dictionary-LEOaResTta\">PostgreSQL \u547d\u4ee4\uff1aDROP TEXT SEARCH DICTIONARY<\/h1>\n<p>PostgreSQL \u662f\u4e00\u6b3e\u529f\u80fd\u5f37\u5927\u7684\u958b\u6e90\u95dc\u806f\u5f0f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u5ee3\u6cdb\u7684\u529f\u80fd\u8207\u7279\u6027\u3002\u5176\u4e2d\u4e00\u9805\u986f\u8457\u7684\u529f\u80fd\u662f\u57f7\u884c\u5168\u6587\u641c\u7d22\uff0c\u4f7f\u5f97\u7528\u6236\u80fd\u5920\u9ad8\u6548\u5730\u5728\u5927\u91cf\u6587\u672c\u6578\u64da\u4e2d\u641c\u7d22\u7279\u5b9a\u7684\u55ae\u8a5e\u6216\u77ed\u8a9e\u3002\u70ba\u4e86\u589e\u5f37\u641c\u7d22\u80fd\u529b\uff0cPostgreSQL \u63d0\u4f9b\u4e86 DROP TEXT SEARCH DICTIONARY \u547d\u4ee4\uff0c\u5141\u8a31\u7528\u6236\u5f9e\u6578\u64da\u5eab\u4e2d\u79fb\u9664\u6587\u672c\u641c\u7d22\u8a5e\u5178\u3002<\/p>\n<h2 id=\"understanding-text-search-dictionaries-LEOaResTta\">\u4e86\u89e3\u6587\u672c\u641c\u7d22\u8a5e\u5178<\/h2>\n<p>\u5728 PostgreSQL \u4e2d\uff0c\u6587\u672c\u641c\u7d22\u8a5e\u5178\u662f\u4e00\u7d44\u898f\u5247\u548c\u6f14\u7b97\u6cd5\uff0c\u5b9a\u7fa9\u4e86\u5728\u5168\u6587\u641c\u7d22\u64cd\u4f5c\u4e2d\u5982\u4f55\u8655\u7406\u55ae\u8a5e\u3002\u5b83\u6c7a\u5b9a\u4e86\u55ae\u8a5e\u5982\u4f55\u88ab\u6a19\u6e96\u5316\u3001\u6a19\u8a18\u5316\u548c\u8f49\u5316\uff0c\u4ee5\u4fbf\u4fc3\u9032\u9ad8\u6548\u7684\u641c\u7d22\u3002PostgreSQL \u63d0\u4f9b\u4e86\u5e7e\u500b\u5167\u5efa\u7684\u8a5e\u5178\uff0c\u5982 simple\u3001snowball \u548c synonym\uff0c\u6bcf\u500b\u8a5e\u5178\u90fd\u6709\u5176\u7368\u7279\u7684\u898f\u5247\u548c\u6f14\u7b97\u6cd5\u3002<\/p>\n<p>\u7136\u800c\uff0c\u6709\u6642\u60a8\u53ef\u80fd\u9700\u8981\u5f9e PostgreSQL \u6578\u64da\u5eab\u4e2d\u79fb\u9664\u4e00\u500b\u6587\u672c\u641c\u7d22\u8a5e\u5178\u3002\u9019\u53ef\u80fd\u662f\u56e0\u70ba\u641c\u7d22\u9700\u6c42\u7684\u6539\u8b8a\u3001\u91cb\u653e\u8cc7\u6e90\u7684\u9700\u8981\uff0c\u6216\u50c5\u50c5\u662f\u6e05\u9664\u672a\u4f7f\u7528\u7684\u8a5e\u5178\u3002<\/p>\n<h2 id=\"the-drop-text-search-dictionary-command-LEOaResTta\">DROP TEXT SEARCH DICTIONARY \u547d\u4ee4<\/h2>\n<p>DROP TEXT SEARCH DICTIONARY \u547d\u4ee4\u5141\u8a31\u60a8\u5f9e PostgreSQL \u6578\u64da\u5eab\u4e2d\u79fb\u9664\u4e00\u500b\u6587\u672c\u641c\u7d22\u8a5e\u5178\u3002\u6b64\u547d\u4ee4\u7684\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>DROP TEXT SEARCH DICTIONARY [ IF EXISTS ] dictionary_name;\r\n<\/code><\/pre>\n<p>\u8b93\u6211\u5011\u4f86\u5206\u89e3\u9019\u500b\u8a9e\u6cd5\uff1a<\/p>\n<ul>\n<li><code>IF EXISTS<\/code>\uff08\u53ef\u9078\uff09\uff1a\u6b64\u5b50\u53e5\u5141\u8a31\u60a8\u5728\u6307\u5b9a\u7684\u8a5e\u5178\u4e0d\u5b58\u5728\u6642\u907f\u514d\u51fa\u73fe\u932f\u8aa4\u3002<\/li>\n<li><code>dictionary_name<\/code>\uff1a\u9019\u662f\u60a8\u5e0c\u671b\u79fb\u9664\u7684\u8a5e\u5178\u540d\u7a31\u3002<\/li>\n<\/ul>\n<p>\u5728\u57f7\u884c DROP TEXT SEARCH DICTIONARY \u547d\u4ee4\u6642\uff0cPostgreSQL \u5c07\u5f9e\u6578\u64da\u5eab\u4e2d\u79fb\u9664\u6307\u5b9a\u7684\u8a5e\u5178\u3002\u5982\u679c\u8a72\u8a5e\u5178\u4e0d\u5b58\u5728\uff0c\u4e26\u4e14\u4f7f\u7528\u4e86 <code>IF EXISTS<\/code> \u5b50\u53e5\uff0c\u5247\u4e0d\u6703\u5f15\u767c\u932f\u8aa4\u3002<\/p>\n<h2 id=\"example-LEOaResTta\">\u7bc4\u4f8b<\/h2>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba &#8220;my_dictionary&#8221; \u7684\u6587\u672c\u641c\u7d22\u8a5e\u5178\u5728 PostgreSQL \u6578\u64da\u5eab\u4e2d\u3002\u70ba\u4e86\u79fb\u9664\u9019\u500b\u8a5e\u5178\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>DROP TEXT SEARCH DICTIONARY my_dictionary;\r\n<\/code><\/pre>\n<p>\u5982\u679c\u8a5e\u5178\u5b58\u5728\uff0c\u5b83\u5c07\u5f9e\u6578\u64da\u5eab\u4e2d\u79fb\u9664\u3002\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5247\u6703\u5f15\u767c\u932f\u8aa4\u3002<\/p>\n<h2 id=\"summary-LEOaResTta\">\u7e3d\u7d50<\/h2>\n<p>PostgreSQL \u4e2d\u7684 DROP TEXT SEARCH DICTIONARY \u547d\u4ee4\u5141\u8a31\u7528\u6236\u5f9e\u6578\u64da\u5eab\u4e2d\u79fb\u9664\u4e00\u500b\u6587\u672c\u641c\u7d22\u8a5e\u5178\u3002\u7576\u60a8\u9700\u8981\u4fee\u6539\u641c\u7d22\u9700\u6c42\u3001\u91cb\u653e\u8cc7\u6e90\u6216\u6e05\u9664\u672a\u4f7f\u7528\u7684\u8a5e\u5178\u6642\uff0c\u9019\u500b\u547d\u4ee4\u975e\u5e38\u6709\u7528\u3002\u900f\u904e\u6709\u6548\u5730\u4f7f\u7528\u9019\u500b\u547d\u4ee4\uff0c\u60a8\u53ef\u4ee5\u66f4\u9ad8\u6548\u5730\u7ba1\u7406\u60a8\u7684 PostgreSQL \u6578\u64da\u5eab\u3002<\/p>\n<p>\u6b32\u4e86\u89e3\u6709\u95dc VPS \u8a17\u7ba1\u7684\u66f4\u591a\u4fe1\u606f\u53ca\u5176\u5982\u4f55\u4f7f\u60a8\u7684\u696d\u52d9\u53d7\u76ca\uff0c\u8acb\u8a2a\u554f <a href=\"https:\/\/server.hk\">Server.HK<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PostgreSQL \u547d\u4ee4\uff1aDR&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-20777","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20777","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=20777"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20777\/revisions"}],"predecessor-version":[{"id":24326,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/20777\/revisions\/24326"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=20777"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=20777"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=20777"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}