{"id":555292,"date":"2022-02-21T06:59:05","date_gmt":"2022-02-20T22:59:05","guid":{"rendered":"http:\/\/4563.org\/?p=555292"},"modified":"2022-02-21T06:59:05","modified_gmt":"2022-02-20T22:59:05","slug":"clickhouse-%e7%b4%a2%e5%bc%95%e7%9a%84%e4%bd%bf%e7%94%a8%e9%97%ae%e9%a2%98%e8%af%b7%e6%95%99-5","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=555292","title":{"rendered":"Clickhouse \u7d22\u5f15\u7684\u4f7f\u7528\u95ee\u9898\u8bf7\u6559"},"content":{"rendered":"
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Clickhouse \u7d22\u5f15\u7684\u4f7f\u7528\u95ee\u9898\u8bf7\u6559 <\/h1>\n

<\/p>\n

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\u8cc7\u6df1\u5927\u4f6c : dtgxx <\/span> <\/i> 28<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
\u5f66\u7956\u4eec\uff0cclickhouse \u53ef\u4ee5\u8bbe\u7f6e\u591a\u4e2a\u5217\u7684\u7d22\u5f15\u5417\uff1f\u6211\u4f7f\u7528 order by \u5b57\u6bb5\u7b2c\u4e00\u4e2a\u5217\uff0c\u57fa\u672c\u53ea\u80fd\u7528\u7b2c\u4e00\u4e2a\u5217\u8fdb\u884c\u68c0\u7d22\u4e86\u3002\u3002 <\/div>\n
\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (10<\/span>) <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : Morii <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u53ef\u4ee5
    \u7d22\u5f15\u5373\u4e3b\u952e <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : Morii <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    v2 \u6709\u4e13\u95e8\u7684 clickhouse \u8282\u70b9\uff0c\u53ef\u4ee5\u53bb\u90a3\u91cc\u9762\u4ea4\u6d41 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : dtgxx <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @Morii #1 \u600e\u4e48\u8bbe\u7f6e\u591a\u4e2a\u5217\u7684\u7d22\u5f15\u5462\uff1f emmm \uff0c\u4e13\u95e8\u7684\u8282\u70b9\u5927\u5bb6\u57fa\u672c\u4f60\u770b\u4e0d\u5230\u4e86\uff0c\u90a3\u8282\u70b9\u76ee\u524d\u5c31\u53ea\u6709\u4e24\u4e2a\u5e16\u5b50\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : Morii <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u53ef\u4ee5\u53c2\u8003\u4e0b\u6211\u7684 DDL
    “`SQL
    ENGINE = ReplicatedReplacingMergeTree(‘\/clickhouse\/tables\/xx\/xx\/{shard}’, ‘{replica}’, version)
    PARTITION BY toYYYYMM(end_time)
    ORDER BY (id, xxxx, xx, xx, xx, xxxx, xxx)
    SETTINGS index_granularity = 8192;
    “` <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
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    \u8cc7\u6df1\u5927\u4f6c : Morii <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @dtgxx #3 \u4e0a <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : dtgxx <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @Morii #4 \u76ee\u524d\u6211\u662f\u8fd9\u6837\u8bbe\u7f6e\u7684\uff0c\u7136\u540e\u901a\u8fc7 id \u68c0\u7d22\uff0c\u5f88\u5feb\uff0c\u4f46\u662f\u901a\u8fc7 xxxx \u3001xx \u7b49\u540e\u9762\u7684\u5b57\u6bb5\u68c0\u7d22\uff0c\u5c31\u975e\u5e38\u6162\u4e86 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : dtgxx <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @Morii #5 \u6240\u4ee5\u60f3\u95ee\u95ee\uff0cclickhouse \uff0c\u662f\u4e0d\u662f\u53ef\u4ee5\u652f\u6301\u591a\u4e2a\u7d22\u5f15\u3002 \u76ee\u524d order by \u8fd9\u79cd\u65b9\u5f0f\uff0c\u76f8\u5f53\u4e8e\u7ed9\u7b2c\u4e00\u4e2a\u5b57\u6bb5\u8bbe\u7f6e\u7d22\u5f15\uff0c\u6bd4\u5982 ORDER BY (a,b,c) \u6211\u641c\u7d22 a \u6216\u8005 a,b \u3001\u6216\u8005 a,b,c \u90fd\u5f88\u5feb\uff0c\u4f46\u662f\u6211\u641c c \uff0c\u5c31\u4e0d\u8d70\u7d22\u5f15\u4e86 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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    \u8cc7\u6df1\u5927\u4f6c : xinyewdz <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u53ef\u4ee5\u8bbe\u7f6e\u591a\u4e2a\u7d22\u5f15\u3002order by \u7c7b\u4f3c\u4e3b\u952e\u7d22\u5f15\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : dtgxx <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @xinyewdz #8 \u989d \u5927\u4f6c\uff0c\u662f\u8fd9\u6837\u8bbe\u7f6e\u5417 ORDER BY (a,b,c) \u8fd9\u6837\u6211\u5355\u72ec\u7528 c \u67e5\u8be2\u7684\u65f6\u5019\uff0c\u5c31\u8d70\u4e0d\u4e86\u7d22\u5f15\u4e86 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : xinyewdz <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    alter table t1 add index idx_1 (name) Type minmax GRANULARITY 8192; \u8fd9\u6837\u5c31\u76f4\u63a5\u52a0\u4e00\u4e2a\u4e8c\u7ea7\u7d22\u5f15
    @dtgxx <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"

    Clickhouse \u7d22\u5f15\u7684\u4f7f\u7528\u95ee…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/555292"}],"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=555292"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/555292\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=555292"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=555292"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=555292"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}