\u6211\u4eec\u5728MySQL\u6570\u636e\u4e2d\u53ef\u4ee5\u4f7f\u7528match against\u8bed\u53e5\u89e3\u51b3\u4e2d\u6587\u5168\u6587\u641c\u7d22\u7684\u95ee\u9898<\/p>\n
\u5148\u770b\u4e00\u4e2a\u4f8b\u53e5\uff1a<\/p>\n
SELECT * FROM v9_search WHERE `siteid`= ‘1’ AND `typeid` = ‘3’ AND MATCH (`data`) AGAINST (‘\u57fa\u5730 \u6559\u80b2 \u97e9\u5929\u8861’ IN BOOLEAN MODE);<\/p>\n
\u60f3\u8981\u6b64\u8bed\u53e5\u751f\u6548\u9700\u8981\u6ee1\u8db3\u4ee5\u4e0b\u51e0\u4e2a\u6761\u4ef6\uff1a<\/p>\n
1\uff0c\u8868’v9_search’\u7684\u7c7b\u578b\u5fc5\u987b\u662fMyISAM<\/p>\n
2\uff0c\u5b57\u6bb5’data’\u7684\u7c7b\u578b\u5fc5\u987b\u662fchar,varchar,text<\/p>\n
3\uff0c\u5b57\u6bb5’data’\u4e0a\u5efa\u7acb\u5168\u6587\u68c0\u7d22\uff08FULLTEXT\uff09<\/p>\n
4\uff0c\u5b57\u6bb5’data’\u4e2d\u7684\u6570\u636e\u4e3a\u7a7a\u683c\u5206\u9694\u7684\u4e2d\u6587\u5206\u8bcd\uff0c\u4f8b\u5982\uff1a\u97e9\u5929\u8861\u5148\u751f\u7ed8\u753b \u97e9\u5929\u8861 \u7ed8\u753b \u5148\u751f \u5148\u751f \u7ed8\u753b<\/p>\n
5\uff0cmysql\u7d22\u5f15\u8bcd\u7684\u6700\u5c0f\u957f\u5ea6\u4e0d\u5927\u4e8e2<\/p>\n
\u5176\u4e2d1-4\u6761\u5e38\u7528\uff0c\u7b2c\u4e94\u6761\u9700\u8981\u4fee\u6539mysql\u914d\u7f6e\uff0c\u914d\u7f6e\u9879\u4e3a\uff1aft_min_word_len<\/p>\n
\u67e5\u770bMysql\u914d\u7f6e\u9879\u7684\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n
show VARIABLES like ‘ft_%’;<\/p>\n
\u4e00\u822c\u60c5\u51b5\u4e0b\uff0cft_min_word_len\u4e3a4\uff0c\u4fee\u6539\u6b64\u53c2\u6570\uff0c\u9700\u8981\u5728\u914d\u7f6e\u6587\u4ef6 [mysqld] \u4f4d\u7f6e\u5185\u52a0\u5165\u5982\u4e0b\u914d\u7f6e\uff1a<\/p>\n
ft_min_word_len = 2<\/p>\n
\u4e0d\u80fd\u4f7f\u7528\uff1aset GLOBAL ft_min_word_len = 2; \u8bed\u53e5\u5f3a\u5236\u4fee\u6539\u3002<\/p>\n
\u53c2\u6570\u4fee\u6539\u4e4b\u540e\uff0c\u91cd\u65b0\u542f\u52a8mysql\u670d\u52a1\uff0c\u5e76\u4e14\u91cd\u65b0\u5efa\u7d22\u5f15\uff0c\u91cd\u5efa\u7d22\u5f15\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n
REPAIR TABLE tbl_name QUICK;<\/p>\n
\u5982\u679c\u6570\u636e\u8868\u4e2d\u8bb0\u5f55\u8f83\u591a\uff0c\u91cd\u5efa\u7d22\u5f15\u82b1\u8d39\u65f6\u95f4\u8f83\u957f\uff0c\u9700\u8010\u5fc3\u7b49\u5f85\u51e0\u79d2\u949f\u3002<\/p>\n
MySQL\u5168\u6587\u641c\u7d22match against\u7684\u7528\u6cd5<\/strong><\/p>\n \u5bf9\u4e8e\u5927\u7684\u6570\u636e\u5e93\uff0c\u5c06\u6570\u636e\u88c5\u8f7d\u5230\u4e00\u4e2a\u6ca1\u6709 FULLTEXT \u7d22\u5f15\u7684\u8868\u4e2d\uff0c\u7136\u540e\u518d\u4f7f\u7528 ALTER TABLE\u00a0 (\u6216 CREATE INDEX) \u521b\u5efa\u7d22\u5f15\uff0c\u8fd9\u5c06\u662f\u975e\u5e38\u5feb\u7684\u3002\u5c06\u6570\u636e\u88c5\u8f7d\u5230\u4e00\u4e2a\u5df2\u7ecf\u6709 FULLTEXT \u7d22\u5f15\u7684\u8868\u4e2d\uff0c\u5c06\u662f\u975e\u5e38\u6162\u7684\u3002 2.\u5efa\u7acb\u5168\u6587\u68c0\u7d22\u5148\u671f\u914d\u7f6e 3.\u5efa\u7acb\u5168\u6587\u68c0\u7d22 4.\u4f7f\u7528\u5168\u6587\u68c0\u7d22 5.\u8be6\u7ec6\u7684\u8bf4\u660e\u8bf7\u53c2\u6570Mysql\u5b98\u65b9\u7f51\u7ad9 MySQL\u652f\u6301\u5168\u6587\u7d22\u5f15(Full-Text) \u5df2\u7ecf\u5f88\u4e45\u4e86\uff0c\u76ee\u524d\uff0cfulltext\u662f\u4e00\u79cd\u53ea\u9002\u7528\u4e8eMyISAM\u8868\u7684\u4e00\u4e2a\u7d22\u5f15\u7c7b\u578b\uff0c\u800c\u4e14\u5bf9\u5b9a\u4e49\u7d22\u5f15\u5217\u7684\u6570\u636e\u7c7b\u578b\u4e5f\u6709\u9650\u5236\uff0c\u53ea\u80fd\u662f\u4ee5\u4e0b\u4e09\u79cd\u7684\u7ec4\u5408char\u3001 varchar\u3001text\u3002fulltext\u53ef\u4ee5\u5728\u521b\u5efa\u8868\u7684\u540c\u65f6\u5c31\u4e00\u8d77\u5b9a\u4e49\u597d\uff0c\u6216\u8005\u5728\u8868\u521b\u5efa\u5b8c\u6210\u4e4b\u540e\uff0c\u901a\u8fc7\u8bed\u53e5alter table\u6216create index\u6765\u8ffd\u52a0\u7d22\u5f15\uff0c\u603b\u4e4b\u5148\u540e\u7684\u6548\u679c\u662f\u4e00\u6837\u7684\uff0c\u4f46\u662f\u4e24\u8005\u7684\u6548\u7387\u5374\u662f\u5b58\u5728\u5f88\u5927\u5dee\u5f02\u7684\uff0c\u5927\u91cf\u7684\u5b9e\u9a8c\u8bc1\u660e\uff0c\u5bf9\u4e8e\u5927\u6570\u91cf\u7684\u8868\u6765\u8bf4\uff0c\u5148\u52a0\u8f7d\u6570\u636e\u518d\u6765\u5b9a\u4e49\u5168\u6587\u7d22\u5f15\u7684 \u901f\u5ea6\u8981\u8fdc\u8fdc\u4f18\u4e8e\u5728\u4e00\u4e2a\u5df2\u7ecf\u5b9a\u4e49\u597d\u5168\u6587\u7d22\u5f15\u7684\u8868\u91cc\u9762\u63d2\u5165\u5927\u91cf\u6570\u636e\u7684\u901f\u5ea6\u3002\u4e00\u5b9a\u4f1a\u95ee\uff1a\u8fd9\u662f\u95ee\u4ec0\u4e48\u5462\uff1f\u5176\u5b9e\uff0c\u9053\u7406\u5f88\u7b80\u5355\uff0c\u524d\u8005\u53ea\u9700\u8981\u4e00\u6b21\u6027\u5bf9\u4f60\u7684\u7d22\u5f15\u5217\u8868\u8fdb\u884c\u64cd \u4f5c\uff0c\u6392\u5e8f\u6bd4\u8f83\u90fd\u662f\u5728\u5185\u5b58\u4e2d\u5b8c\u6210\uff0c\u7136\u540e\u5199\u5165\u786c\u76d8\uff1b\u540e\u8005\u5219\u8981\u4e00\u6761\u4e00\u6761\u53bb\u786c\u76d8\u4e2d\u8bfb\u53d6\u7d22\u5f15\u8868\u7136\u540e\u518d\u8fdb\u884c\u6bd4\u8f83\u6700\u540e\u5199\u5165\uff0c\u81ea\u7136\u8fd9\u6837\u901f\u5ea6\u5c31\u4f1a\u5f88\u6162\u3002MySQL\u662f \u901a\u8fc7match()\u548cagainst()\u8fd9\u4e24\u4e2a\u51fd\u6570\u6765\u5b9e\u73b0\u5b83\u7684\u5168\u6587\u7d22\u5f15\u67e5\u8be2\u7684\u529f\u80fd\u3002match()\u4e2d\u7684\u5b57\u6bb5\u540d\u79f0\u8981\u548cfulltext\u4e2d\u5b9a\u4e49\u7684\u5b57\u6bb5\u4e00\u81f4\uff0c\u5982 \u679c\u91c7\u7528boolean\u6a21\u5f0f\u641c\u7d22\uff0c\u4e5f\u5141\u8bb8\u53ea\u5305\u62ecfulltext\u4e2d\u7684\u67d0\u4e2a\u5b57\u6bb5\uff0c\u4e0d\u9700\u8981\u5168\u90e8\u5217\u51fa\u3002against()\u4e2d\u5b9a\u4e49\u7684\u662f\u6240\u8981\u641c\u7d22\u7684\u5b57\u7b26\u4e32\u4ee5\u53ca\u8981\u6c42\u6570\u636e \u5e93\u901a\u8fc7\u54ea\u79cd\u6a21\u5f0f\u53bb\u6267\u884c\u5168\u6587\u7d22\u5f15\u7684\u641c\u7d22\u67e5\u8be2\u3002<\/p>\n \u5bb6\u7528\u4e00\u4e0b\u641c\u7d22\u5f15\u64ce\u5c31\u4f1a\u53d1\u73b0\uff0c\u5206\u8bcd\u7684\u60c5\u51b5\u53ea\u662f\u51fa\u73b0\u5728\u5f53\u6574\u8bcd\u547d\u4e2d\u4e3a0\u7684\u60c5\u51b5\u4e0b\u3002 \u00b7\u5982\u679c\u641c\u201c\u5f90\u7956\u5b81\u5b81\u201d\uff0c\u7ed3\u679c\u4e3a\u201c\u5f90\u7956\u201d+\u201c\u5b81\u5b81\u201d\u3002\uff08\u641c\u4eba\u540d\u7684\u60c5\u51b5\u4e0b\uff0c\u5b83\u53ef\u80fd\u6709\u4e00\u4e2a\u767e\u5bb6\u59d3\u8bcd\u5178\uff0c\u81ea\u52a8\u5c06\u59d3\u540e\u7b2c\u4e00\u4e2a\u5b57\u5f52\u524d\uff09 \u6211\u4eec\u5728MySQL\u6570\u636e\u4e2d\u53ef\u4ee5\u4f7f\u7528match against\u8bed\u53e5\u89e3\u51b3\u4e2d\u6587\u5168\u6587\u641c\u7d22\u7684\u95ee\u9898 \u5148\u770b\u4e00\u4e2a\u4f8b\u53e5\uff1a SELEC … \u9605\u8bfb\u66f4\u591a<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[9],"tags":[45],"class_list":["post-1900","post","type-post","status-publish","format-standard","hentry","category-fuwuqi","tag-mysql"],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/1900","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/comments?post=1900"}],"version-history":[{"count":1,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/1900\/revisions"}],"predecessor-version":[{"id":1901,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/1900\/revisions\/1901"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/media?parent=1900"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/categories?post=1900"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/tags?post=1900"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\n1.\u4f7f\u7528Mysql\u5168\u6587\u68c0\u7d22fulltext\u7684\u5148\u51b3\u6761\u4ef6
\n\u8868\u7684\u7c7b\u578b\u5fc5\u987b\u662fMyISAM
\n\u5efa\u7acb\u5168\u6587\u68c0\u7d22\u7684\u5b57\u6bb5\u7c7b\u578b\u5fc5\u987b\u662fchar,varchar,text<\/p>\n
\n\u7531\u4e8eMysql\u7684\u9ed8\u8ba4\u914d\u7f6e\u662f\u7d22\u5f15\u7684\u8bcd\u7684\u957f\u5ea6\u662f4,\u6240\u4ee5\u8981\u652f\u6301\u4e2d\u6587\u5355\u5b57\u7684\u8bdd,\u9996\u5148\u66f4\u6539\u8fd9\u4e2a.
\n*Unix\u7528\u6237\u8981\u4fee\u6539my.cnf,\u4e00\u822c\u6b64\u6587\u4ef6\u5728\/etc\/my.cnf,\u5982\u679c\u6ca1\u6709\u627e\u5230,\u5148\u67e5\u627e\u4e00\u4e0bfind \/ -name ‘my.cnf’
\n\u5728 [mysqld] \u4f4d\u7f6e\u5185\u52a0\u5165:
\nft_min_word_len\u00a0 \u00a0 = 2
\n\u5176\u5b83\u5c5e\u6027\u8fd8\u6709
\nft_wordlist_charset = gbk
\nft_wordlist_file = \/home\/soft\/mysql\/share\/mysql\/wordlist-gbk.txt
\nft_stopword_file = \/home\/soft\/mysql\/share\/mysql\/stopwords-gbk.txt
\n\u7a0d\u5fae\u89e3\u91ca\u4e00\u4e0b:
\nft_wordlist_charset \u8868\u793a\u8bcd\u5178\u7684\u5b57\u7b26\u96c6, \u76ee\u524d\u652f\u6301\u826f\u597d\u7684\u6709(UTF-8, gbk, gb2312, big5)
\nft_wordlist_file \u662f\u8bcd\u8868\u6587\u4ef6, \u6bcf\u884c\u5305\u62ec\u4e00\u4e2a\u8bcd\u53ca\u5176\u8bcd\u9891(\u7528\u82e5\u5e72\u5236\u8868\u7b26\u6216\u7a7a\u683c\u5206\u5f00,\u6d88\u5c90\u4e13\u7528)
\nft_stopword_file \u8868\u793a\u8fc7\u6ee4\u6389\u4e0d\u7d22\u5f15\u7684\u8bcd\u8868, \u4e00\u884c\u4e00\u4e2a.
\nft_min_word_len\u00a0 \u00a0 \u52a0\u5165\u7d22\u5f15\u7684\u8bcd\u7684\u6700\u5c0f\u957f\u5ea6, \u7f3a\u7701\u662f 4, \u4e3a\u4e86\u652f\u6301\u4e2d\u6587\u5355\u5b57\u6545\u6539\u4e3a 2<\/p>\n
\n\u5728\u5efa\u8868\u4e2d\u7528FullText\u5173\u952e\u5b57\u6807\u8bc6\u5b57\u6bb5,\u5df2\u5b58\u5728\u7684\u8868\u7528 ALTER TABLE (\u6216 CREATE INDEX) \u521b\u5efa\u7d22\u5f15
\nCREATE fulltext INDEX index_name ON table_name(colum_name);<\/p>\n
\n\u5728SELECT\u7684WHERE\u5b57\u53e5\u4e2d\u7528MATCH\u51fd\u6570,\u7d22\u5f15\u7684\u5173\u952e\u8bcd\u7528AGAINST\u6807\u8bc6,IN BOOLEAN MODE\u662f\u53ea\u6709\u542b\u6709\u5173\u952e\u5b57\u5c31\u884c,\u4e0d\u7528\u5728\u4e4e\u4f4d\u7f6e,\u662f\u4e0d\u662f\u8d77\u542f\u4f4d\u7f6e.
\nSELECT * FROM articles WHERE MATCH (tags) AGAINST (‘\u65c5\u6e38’ IN BOOLEAN MODE);<\/p>\n
\nhttps:\/\/dev.mysql.com\/doc\/refman\/5.1\/zh\/functions.html#fulltext-search
\n\u8fd9\u662fMysql 5.1\u7684,\u4e0d\u8fc74.X\u4e5f\u53ef\u4ee5\u505a\u4e3a\u53c2\u8003,\u57fa\u672c\u4e00\u7f6e.\u6211\u7528\u7684\u5c31\u662fMysql 4.1.<\/p>\n
\n\u800c\u5177\u4f53\u600e\u6837\u5206\u8bcd\uff0c\u5927\u5bb6\u53ef\u4ee5\u53c2\u8003\u4e00\u4e0bbaidu\u641c\u7d22\u8bd5\u9a8c\u7ed3\u679c\uff1a<\/p>\n
\n\u00b7\u641c\u201c\u5f90\u5b81\u613f\u201d\uff0c\u7ed3\u679c\u4e3a\u201c\u5f90\u5b81\u613f\u201d\u3002\uff08\u8bf4\u660e\u201c\u5b81\u613f\u201d\u5f52\u201c\u5f90\u201d\u6240\u6709\u3002\u540c\u4e0a\u3002\u56e0\u4e3a\u5f90\u662f\u59d3\u3002\uff09
\n\u00b7\u641c\u201c\u5f90\u7956\u5b81\u613f\u201d\uff0c\u7ed3\u679c\u4e3a\u201c\u5f90\u7956\u201d+\u201c\u5b81\u613f\u201d\u3002\uff08\u56e0\u4e3a\u201c\u5b81\u613f\u201d\u662f\u8bcd\uff0c\u6545\u201c\u5f90\u201d\u53ea\u5e26\u201c\u7956\u201d\u3002\uff09
\n\u00b7\u641c\u201c\u5f90\u7956\u5b81\u9ad8\u201d\uff0c\u7ed3\u679c\u4e3a\u201c\u5f90\u7956\u5b81\u201d\u3002\uff08\u56e0\u4e3a\u201c\u5b81\u9ad8\u201d\u4e0d\u662f\u5173\u952e\u5b57\uff0c\u6240\u4ee5\u201c\u5b81\u201d\u5f52\u524d\u8bcd\u6240\u6709\u3002\u800c\u201c\u9ad8\u201d\u53ef\u80fd\u56e0\u4e3a\u662f\u5355\u5b57\uff0c\u4e3a\u63d0\u9ad8\u524d\u8bcd\u641c\u7d22\u6548\u7387\u6545\u88ab\u7701\u7565\u3002\uff09<\/p>\n","protected":false},"excerpt":{"rendered":"