{"id":438170,"date":"2021-04-17T04:12:41","date_gmt":"2021-04-16T20:12:41","guid":{"rendered":"http:\/\/4563.org\/?p=438170"},"modified":"2021-04-17T04:12:41","modified_gmt":"2021-04-16T20:12:41","slug":"%e5%b0%8f%e7%99%bd%e5%85%b3%e4%ba%8e%e6%95%b0%e6%8d%ae%e5%ba%93%e7%9a%84%e4%b8%a4%e4%b8%aa%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=438170","title":{"rendered":"\u5c0f\u767d\u5173\u4e8e\u6570\u636e\u5e93\u7684\u4e24\u4e2a\u95ee\u9898"},"content":{"rendered":"
\n
\n
\n

\u5c0f\u767d\u5173\u4e8e\u6570\u636e\u5e93\u7684\u4e24\u4e2a\u95ee\u9898 <\/h1>\n

<\/p>\n

\n
\u8cc7\u6df1\u5927\u4f6c : zhuyongqi9 <\/span> <\/i> 0<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
1.\u4e3a\u4ec0\u4e48\u6570\u636e\u5e93\u5728\u7cfb\u7edf\u53d1\u751f\u6545\u969c\u7684\u65f6\u5019\uff0c\u672a\u5b8c\u6210\u7684\u4e8b\u52a1\u53ef\u80fd\u5199\u5165\u5230\u4e86\u7269\u7406\u6570\u636e\u5e93\u4e2d\u5462\uff0c\u6570\u636e\u5e93\u4e00\u81f4\u6027\u4e0d\u662f\u8bf4\u672a\u5b8c\u6210\u7684\u4e8b\u52a1\u4e0d\u4f1a\u63d0\u4ea4\u5417\uff0c\u6570\u636e\u5e93\u4ec0\u4e48\u65f6\u5019\u624d\u4f1a\u5c06\u6570\u636e\u5199\u5165\u7269\u7406\u6570\u636e\u5e93\uff0cROLLBACK \u7684\u65f6\u5019\u662f\u5bf9\u7269\u7406\u6570\u636e\u5e93\u64cd\u4f5c\u5417
2.\u201c\u6b63\u5411\u626b\u63cf\u65e5\u5fd7\u6587\u4ef6 … \u540c\u65f6\u627e\u51fa\u6545\u969c\u53d1\u751f\u65f6\u5c1a\u672a\u5b8c\u6210\u7684\u4e8b\u52a1\uff0c\u5c06\u5176\u4e8b\u52a1\u6807\u8bc6\u8bb0\u5f55\u64a4\u9500\u961f\u5217\uff08 UNDO LIST \uff09\uff0c\u5bf9\u64a4\u9500\u961f\u5217\u7684\u5404\u4e2a\u4e8b\u52a1\u8fdb\u884c\u64a4\u9500\u5904\u7406\u201d\u8bf7\u95ee\u8fd9\u53e5\u8bdd\u600e\u4e48\u7406\u89e3\uff0c\u4e3a\u4ec0\u4e48\u64a4\u9500\u7684\u65f6\u5019\u662f\u5148\u6267\u884c\u7684\u4e8b\u52a1\u5148\u64a4\u9500\uff0c\u5982\u679c\u540e\u9762\u7684\u4e8b\u52a1\u5bf9\u76f8\u540c\u7684\u6570\u636e\u9879\u8fdb\u884c\u4fee\u6539\u600e\u4e48\u529e <\/div>\n
\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (7<\/span>) <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : ch2 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    1. \u600e\u4e48\u77e5\u9053\u4e8b\u52a1\u53ea\u5b8c\u6210\u4e86\u534a\u622a\uff0c\u9700\u8981\u64a4\u9500\uff1f\u5728\u65e5\u5fd7\u91cc\u8bb0\u4e0a\u67d0\u5e74\u6708\u65e5\u6211\u5f00\u59cb\u4e86\u4e8b\u52a1\uff0c\u4f46\u662f\u53d1\u73b0\u540e\u9762\u6ca1\u6709\u8bf4\u6211\u628a\u4e8b\u52a1\u5b8c\u6210\u4e86\uff0c\u90a3\u4e48\u4ece\u8fd9\u4e2a\u5730\u65b9\u5f00\u59cb\u6240\u6709\u7684\u64cd\u4f5c\u90fd\u8981\u64a4\u9500\u3002\u5199\u8fdb\u53bb\u591a\u5c11\u6539\u56de\u53bb\u591a\u5c11\uff0c\u4e8b\u52a1\u610f\u601d\u662f\u8fd9\u4e00\u7cfb\u5217\u4fee\u6539\u505a\u4e86\u591a\u5c11\u5c31\u8bb0\u4e0b\u6765\u591a\u5c11\uff0c\u4ee5\u540e\u53cd\u6094\u7684\u65f6\u5019\u770b\u8bb0\u5f55
    2. \u8fd9\u53e5\u8bdd\u5e76\u6ca1\u6709\u89c4\u5b9a\u5148\u540e\u987a\u5e8f\uff0c\u4f60\u60f3\u591a\u4e86\uff0c\u4e8b\u52a1\u5b9e\u73b0\u7684\u7ec6\u8282\u8fd9\u53e5\u8bdd\u5e76\u4e0d\u662f\u91d1\u79d1\u7389\u5f8b <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : crclz <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4e2d\u56fd\u5927\u5b66 MOOC \u6570\u636e\u5e93\u7cfb\u7edf\u6982\u8bba \u57fa\u7840\u7bc7\u3001\u6570\u636e\u5e93\u7cfb\u7edf\u6982\u8bba \u9ad8\u7ea7\u7bc7\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : zxCoder <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5efa\u8bae\u4e0d\u8981\u770b\u8bfe\u672c\u6216\u8005\u90a3\u672c\u6570\u636e\u5e93\u7cfb\u7edf\u6982\u5ff5\u6216\u8005\u4e0a\u8bf4\u7684\u90a3\u95e8 mooc \u7684\u90a3\u4e2a\u63cf\u8ff0\uff0c\u4e4b\u524d\u6211\u4e5f\u662f\u4e00\u76f4\u7ea0\u7ed3\u5728\u90a3\u91cc<\/p>\n

    \u53ef\u4ee5\u5148\u770b\u4e00\u4e0b\u5b9e\u9645\u7684\u4e00\u4e9b\u6570\u636e\u5e93\u7684\u5177\u4f53\u5b9e\u73b0 <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : Ballmer <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u6781\u5ba2\u65f6\u95f4 MYSQL 45 \u8bb2\uff0c\u4e5f\u53ef\u4ee5\u770b\u770b\u8fd9\u4e2a\uff0c\u5177\u4f53\u6709\u8bb2<\/p>\n

    https:\/\/time.geekbang.org\/column\/intro\/139?tab=catalog&code=diIl3Av7In7p-TmrXqDVZ3CuXDaXfqJR4Ey-HR7L5tw%3D&utm_term=SPoster <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : leviathan0992 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    1. \u867d\u7136\u5199\u4e0b\u53bb\u4e86\uff0c\u4f9d\u7167\u6570\u636e\u5e93\u9694\u79bb\u7ea7\u522b\uff0c\u4f60\u4f9d\u7136\u4e0d\u4f1a\u8bfb\u5230\u672a\u63d0\u4ea4\u7684\u6570\u636e.<\/p>\n

    2. \u6570\u636e\u5e93\u4e3a\u4e86\u4fdd\u8bc1\u4e8b\u52a1\u7684\u53ef\u4e32\u884c\u6027\uff0c\u4e0d\u4f1a\u5b58\u5728\u4f60\u8bf4\u7684 “\u540e\u9762\u7684\u4e8b\u52a1\u5bf9\u76f8\u540c\u7684\u6570\u636e\u9879\u8fdb\u884c\u4fee\u6539\u600e\u4e48\u529e”, 2PL \u7684\u52a0\u9501\u539f\u5219\uff0c\u4e8b\u52a1 t1 \u5728\u4fee\u6539\u7684 record, \u4f46\u5c1a\u672a commit, \u4e8b\u52a1 t2 \u662f\u65e0\u6cd5\u4fee\u6539\u8be5 record \u7684. <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : jessehzj <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    1.\u4e8b\u52a1\u5b8c\u6210\u4e0d\u4ee3\u8868\u5df2\u7ecf\u843d\u76d8\uff0c\u6570\u636e\u5728\u5185\u5b58\u91cc\u6539\u597d\u4e86\u4e5f\u53eb\u5b8c\u6210\uff0c\u6570\u636e\u5e93\u4f1a\u5728\u5408\u9002\u7684\u65f6\u5019\u628a buffer pool manager \u7684\u5185\u5bb9\u5199\u5230 disk(buffer pool manager \u53d1\u73b0\u6ca1\u6709\u7a7a\u95f2\u9875\u5c31\u5199 \/\u5b9a\u65f6\u5199 \/…)
    2.”\u64a4\u9500\u7684\u65f6\u5019\u662f\u5148\u6267\u884c\u7684\u4e8b\u52a1\u5148\u64a4\u9500”\u539f\u8bdd\u662f\u5565?\u6309\u7406\u6765\u8bf4\u5e94\u8be5\u662f\u6309\u65e5\u5fd7\u5e8f\u5217\u53f7\u4ece\u540e\u5230\u524d undo \u7684.
    \u53c2\u8003 https:\/\/15445.courses.cs.cmu.edu\/fall2020\/slides\/21-recovery.pdf \u7b2c 57 \u9875 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : NoBugDie <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u7ffb\u4e86\u4e00\u4e0b RocksDB \u7684\u60b2\u89c2\u4e8b\u52a1\u5b9e\u73b0\uff0c\u9ed8\u8ba4\u9694\u79bb\u7ea7\u522b\u4e3a Read Commited
    1. \u5728 put \u65f6\u6570\u636e\u5199\u5165\u5230 \u5185\u5b58 batch\uff0ccommit \u65f6 batch \u6570\u636e\uff08 WAL + data \uff09\u624d\u4f1a\u5199\u5165\u5230\u78c1\u76d8\u4e2d
    2. \u5728 rollback \u65f6\uff0c\u4ec5\u4ec5\u9700\u8981\u6e05\u7406\u5185\u5b58 batch <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"

    \u5c0f\u767d\u5173\u4e8e\u6570\u636e\u5e93\u7684\u4e24\u4e2a\u95ee\u9898 \u8cc7\u6df1\u5927\u4f6c…<\/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\/438170"}],"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=438170"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/438170\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=438170"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=438170"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=438170"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}