{"id":273120,"date":"2021-01-11T11:33:14","date_gmt":"2021-01-11T03:33:14","guid":{"rendered":"http:\/\/4563.org\/?p=273120"},"modified":"2021-01-11T11:33:14","modified_gmt":"2021-01-11T03:33:14","slug":"%e8%af%b7%e6%95%99%e4%b8%80%e4%b8%aa-sql-%e6%8c%89%e5%85%b3%e9%94%ae%e8%af%8d%e6%9f%a5%e8%af%a2%e7%9a%84%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=273120","title":{"rendered":"\u8bf7\u6559\u4e00\u4e2a SQL \u6309\u5173\u952e\u8bcd\u67e5\u8be2\u7684\u95ee\u9898"},"content":{"rendered":"
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\u8bf7\u6559\u4e00\u4e2a SQL \u6309\u5173\u952e\u8bcd\u67e5\u8be2\u7684\u95ee\u9898 <\/h1>\n

<\/p>\n

\n
\u8cc7\u6df1\u5927\u4f6c : yodhcn <\/span> <\/i> 1<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
\u5047\u8bbe\u6709\u8868
t_user
id column_1 column_2 column_3<\/p>\n

t_tag
id name<\/p>\n

r_user_tag
tag_id user_id<\/p>\n

\u524d\u7aef\u4f20\u6765\u4e00\u7ec4\u5173\u952e\u5b57 “keyword_A keyword_B|keyword_C -keyword_D”
\u8981\u6c42\u67e5\u8be2\u5305\u542b “keyword_A” \u4e14 \u5305\u542b “keyword_B”\u6216”keyword_C” \u4e14\u4e0d\u5305\u542b “keyword_D” \u7684 user \u7684\u7ed3\u679c<\/p>\n

\u6ce8\uff1a\u5173\u952e\u5b57 keyword \u53ef\u80fd\u51fa\u73b0\u5728 column_1\uff0ccolumn_2\uff0ccolumn_3\uff0ct_tag.name \u4e2d<\/p>\n

\u50cf\u8fd9\u79cd\u60c5\u666f\uff0c\u8be5\u5982\u4f55\u7f16\u5199 SQL \u67e5\u8be2\u8bed\u53e5\uff1f<\/p>\n

\u662f\u4e0d\u662f\u5e94\u8be5\u5728 t_user \u65b0\u589e\u4e00\u4e2a search \u5217\uff0c\u5728\u63d2\u5165\u6570\u636e\u65f6\uff0c\u5148\u5c06\u5173\u952e\u8bcd\u63d0\u524d\u62fc\u63a5\u597d\u5b58\u5230 search \u91cc\uff0c\u518d\u5728\u67e5\u8be2\u65f6\u6839\u636e search \u67e5\u627e\u5173\u952e\u8bcd\uff0c\u8fd9\u6837\u505a\u66f4\u597d\u4e9b\uff1f <\/p><\/div>\n

\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (6<\/span>) <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : test3207 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4e0d\u8981\u5728\u6570\u636e\u5e93\u91cc\u641e\u641c\u7d22\u597d\u4e9b\u2026\u2026\u867d\u7136\u6709\u4e9b\u6570\u636e\u5e93\u6709\u7c7b\u4f3c\u5206\u8bcd\u63d2\u4ef6\u7684\u90aa\u9053\u73a9\u6cd5\uff0c\u4f46\u662f\u641e\u641c\u7d22 es \u624d\u662f\u6b63\u7edf\u554a <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : dfzj <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5982\u679c\u4e0d\u8003\u8651\u6267\u884c\u6548\u7387\uff0c\u53ea\u8003\u8651\u5f00\u53d1\u6548\u7387\uff0c\u53ef\u4ee5\u8fd9\u6837\u5e72\uff1a\u6784\u9020\u4e00\u5f20\u65b0\u8868\uff0c\u628a\u5b57\u6bb5\u62fc\u63a5\u8d77\u6765\uff0c
    \u7136\u540e\u7528\u65b0\u9020\u5b57\u6bb5\u53bb\u5339\u914d\u6761\u4ef6\uff1a
    SELECT * FROM
    (SELECT concat(column_1, column_2, column_3, t_tag) as ccc,
    …
    FROM t_user left join t_tag) as A
    WHERE ccc like keyword_A and ccc like keyword_B and ccc like keyword_C
    AND ccc not like keyword_D<\/p>\n

    \u663e\u7136\u4e0a\u8ff0\u65b9\u6cd5\u6ca1\u529e\u6cd5\u8d70\u7d22\u5f15\u3002
    \u53e6\u5916\u73b0\u5728\u76f4\u63a5\u5199 SQL \u5c31\u53ef\u4ee5\u5feb\u901f\u5f00\u53d1\u7cfb\u7edf\u4e86: wuyuan.io <\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : w504391883 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4e00\u8bf4\u7684\u5bf9\u5440\uff0c\u600e\u4e48\u5199\u90fd\u611f\u89c9\u90aa\u95e8\u6b6a\u9053\uff0c\u5982\u679c\u6761\u4ef6\u6240\u9650\uff0c\u53ea\u80fd\u7b28\u529e\u6cd5\u6765\u4e86 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : yodhcn <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @dfzj #2 \u786e\u5b9e\u6211\u4e5f\u5f88\u7591\u60d1\uff0c”ccc like %keywork_A%” \u7528\u4e0d\u5230\u7d22\u5f15\uff0c\u7528 SQL \u641c\u7d22\u5173\u952e\u5b57\u662f\u4e0d\u662f\u53ea\u80fd\u9010\u884c\u6bd4\u5bf9\uff1f
    \u5728\u6211\u7684\u4f7f\u7528\u573a\u666f\u4e2d\uff0c\u6570\u636e\u5e93\u4e2d\u81f3\u591a\u6709 1 \u4e07 \u884c\u6570\u636e\uff0c\u8bf7\u95ee\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u7528 SQL \u641c\u7d22\u5173\u952e\u5b57\u662f\u5426\u53ef\u884c\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : sunsijia <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4e00\u8bf4\u7684\u5bf9\uff0c\u641e\u4e2a\u641c\u7d22\u5427 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : dfzj <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @yodhcn \u5982\u679c\u81f3\u591a\u4e00\u4e07\u884c\u7684\u8bdd\uff0c\u90a3\u4e0d\u7528\u5728\u610f\u4ec0\u4e48\u6267\u884c\u6548\u7387\u4e86\uff0c\u53ef\u4ee5\u5c1d\u8bd5 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"

    \u8bf7\u6559\u4e00\u4e2a SQL \u6309\u5173\u952e\u8bcd\u67e5\u8be2\u7684\u95ee…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/273120"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=273120"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/273120\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=273120"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=273120"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=273120"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}