{"id":6391,"date":"2021-06-10T16:07:35","date_gmt":"2021-06-10T08:07:35","guid":{"rendered":"https:\/\/www.gbase8.cn\/?p=6391"},"modified":"2021-06-10T16:07:35","modified_gmt":"2021-06-10T08:07:35","slug":"tidb%e5%8f%91%e5%b8%835-0-2%e7%89%88%e6%9c%ac-2021-%e5%b9%b4-6-%e6%9c%88-10-%e6%97%a5","status":"publish","type":"post","link":"https:\/\/www.gbase8.cn\/en\/6391","title":{"rendered":"TiDB\u53d1\u5e035.0.2\u7248\u672c-2021 \u5e74 6 \u6708 10 \u65e5"},"content":{"rendered":"<p>\u53d1\u7248\u65e5\u671f\uff1a2021 \u5e74 6 \u6708 10 \u65e5<\/p>\n\n\n\n<p>TiDB \u7248\u672c\uff1a5.0.2<\/p>\n\n\n\n<p><a href=\"https:\/\/docs.pingcap.com\/zh\/tidb\/stable\/release-5.0.2\">https:\/\/docs.pingcap.com\/zh\/tidb\/stable\/release-5.0.2<\/a><\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Directory Navigation<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-6a2b0d407e14b\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-6a2b0d407e14b\"  aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.gbase8.cn\/en\/6391\/#%E5%85%BC%E5%AE%B9%E6%80%A7%E6%9B%B4%E6%94%B9\" >\u517c\u5bb9\u6027\u66f4\u6539<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.gbase8.cn\/en\/6391\/#%E6%96%B0%E5%8A%9F%E8%83%BD\" >\u65b0\u529f\u80fd<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.gbase8.cn\/en\/6391\/#%E6%8F%90%E5%8D%87%E6%94%B9%E8%BF%9B\" >\u63d0\u5347\u6539\u8fdb<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.gbase8.cn\/en\/6391\/#Bug_%E4%BF%AE%E5%A4%8D\" >Bug \u4fee\u590d<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\" id=\"\u517c\u5bb9\u6027\u66f4\u6539\"><span class=\"ez-toc-section\" id=\"%E5%85%BC%E5%AE%B9%E6%80%A7%E6%9B%B4%E6%94%B9\"><\/span><a href=\"https:\/\/docs.pingcap.com\/zh\/tidb\/stable\/release-5.0.2#%E5%85%BC%E5%AE%B9%E6%80%A7%E6%9B%B4%E6%94%B9\"><\/a>\u517c\u5bb9\u6027\u66f4\u6539<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>Tools<ul><li>TiCDC<ul><li>\u5728&nbsp;<code>cdc cli changefeed<\/code>&nbsp;\u547d\u4ee4\u4e2d\u5e9f\u5f03&nbsp;<code>--sort-dir<\/code>&nbsp;\u53c2\u6570\uff0c\u7528\u6237\u53ef\u5728&nbsp;<code>cdc server<\/code>&nbsp;\u547d\u4ee4\u4e2d\u8bbe\u5b9a&nbsp;<code>--sort-dir<\/code>&nbsp;<a href=\"https:\/\/github.com\/pingcap\/ticdc\/pull\/1795\">#1795<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u65b0\u529f\u80fd\"><span class=\"ez-toc-section\" id=\"%E6%96%B0%E5%8A%9F%E8%83%BD\"><\/span><a href=\"https:\/\/docs.pingcap.com\/zh\/tidb\/stable\/release-5.0.2#%E6%96%B0%E5%8A%9F%E8%83%BD\"><\/a>\u65b0\u529f\u80fd<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>TiKV<ul><li>\u9ed8\u8ba4\u5f00\u542f Hibernate Region \u7279\u6027&nbsp;<a href=\"https:\/\/github.com\/tikv\/tikv\/pull\/10266\">#10266<\/a><\/li><\/ul><\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u63d0\u5347\u6539\u8fdb\"><span class=\"ez-toc-section\" id=\"%E6%8F%90%E5%8D%87%E6%94%B9%E8%BF%9B\"><\/span><a href=\"https:\/\/docs.pingcap.com\/zh\/tidb\/stable\/release-5.0.2#%E6%8F%90%E5%8D%87%E6%94%B9%E8%BF%9B\"><\/a>\u63d0\u5347\u6539\u8fdb<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>TiDB<ul><li>\u5f53\u5185\u5b58\u4e2d\u7684\u7edf\u8ba1\u4fe1\u606f\u7f13\u5b58\u662f\u6700\u65b0\u7684\u65f6\uff0c\u907f\u514d\u540e\u53f0\u4f5c\u4e1a\u9891\u7e41\u8bfb\u53d6&nbsp;<code>mysql.stats_histograms<\/code>&nbsp;\u8868\u9020\u6210\u9ad8 CPU \u4f7f\u7528\u7387&nbsp;<a href=\"https:\/\/github.com\/pingcap\/tidb\/pull\/24317\">#24317<\/a><\/li><\/ul><\/li><li>TiKV<ul><li>BR \u652f\u6301 S3 \u517c\u5bb9\u7684\u5b58\u50a8\uff08\u57fa\u4e8e virtual-host \u5bfb\u5740\u6a21\u5f0f\uff09<a href=\"https:\/\/github.com\/tikv\/tikv\/pull\/10243\">#10243<\/a><\/li><li>\u4e3a TiCDC \u626b\u63cf\u7684\u901f\u5ea6\u6dfb\u52a0\u80cc\u538b (back pressure) \u529f\u80fd&nbsp;<a href=\"https:\/\/github.com\/tikv\/tikv\/pull\/10151\">#10151<\/a><\/li><li>\u51cf\u5c11 TiCDC \u8fdb\u884c\u521d\u6b21\u626b\u63cf\u7684\u5185\u5b58\u4f7f\u7528\u91cf&nbsp;<a href=\"https:\/\/github.com\/tikv\/tikv\/pull\/10133\">#10133<\/a><\/li><li>\u63d0\u5347\u4e86\u60b2\u89c2\u4e8b\u52a1\u4e2d TiCDC Old Value \u7684\u7f13\u5b58\u547d\u4e2d\u7387&nbsp;<a href=\"https:\/\/github.com\/tikv\/tikv\/pull\/10089\">#10089<\/a><\/li><li>\u63d0\u5347 Region \u5206\u88c2\u7684\u5747\u5300\u6027<\/li><\/ul><\/li><li>TiFlash<ul><li>\u4f18\u5316\u9501\u64cd\u4f5c\u4ee5\u907f\u514d DDL \u8bed\u53e5\u548c\u8bfb\u6570\u636e\u76f8\u4e92\u963b\u585e<\/li><li>\u652f\u6301&nbsp;<code>INTEGER<\/code>&nbsp;\u548c&nbsp;<code>REAL<\/code>&nbsp;\u7c7b\u578b\u8f6c\u5316\u4e3a&nbsp;<code>REAL<\/code>&nbsp;\u7c7b\u578b<\/li><\/ul><\/li><li>Tools<ul><li>TiCDC<ul><li>\u6dfb\u52a0\u5173\u4e8e\u6570\u636e\u8868\u5185\u5b58\u4f7f\u7528\u60c5\u51b5\u7684\u76d1\u63a7&nbsp;<a href=\"https:\/\/github.com\/pingcap\/ticdc\/pull\/1885\">#1885<\/a><\/li><li>\u4f18\u5316\u6392\u5e8f\u9636\u6bb5\u7684\u5185\u5b58\u548c CPU \u4f7f\u7528&nbsp;<a href=\"https:\/\/github.com\/pingcap\/ticdc\/pull\/1863\">#1863<\/a><\/li><li>\u5220\u9664\u4e86\u4e00\u4e9b\u53ef\u80fd\u8ba9\u7528\u6237\u56f0\u60d1\u7684\u65e0\u7528\u65e5\u5fd7\u4fe1\u606f&nbsp;<a href=\"https:\/\/github.com\/pingcap\/ticdc\/pull\/1759\">#1759<\/a><\/li><\/ul><\/li><li>Backup &amp; Restore (BR)<ul><li>\u4f18\u5316\u4e86\u4e00\u4e9b\u542b\u7cca\u7684\u62a5\u9519\u4fe1\u606f&nbsp;<a href=\"https:\/\/github.com\/pingcap\/br\/pull\/1132\">#1132<\/a><\/li><li>\u652f\u6301\u68c0\u67e5\u5907\u4efd\u7684\u7248\u672c\u4fe1\u606f&nbsp;<a href=\"https:\/\/github.com\/pingcap\/br\/pull\/1091\">#1091<\/a><\/li><li>\u652f\u6301\u5907\u4efd\u548c\u6062\u590d&nbsp;<code>mysql<\/code>&nbsp;schema \u4e0b\u7684\u7cfb\u7edf\u8868&nbsp;<a href=\"https:\/\/github.com\/pingcap\/br\/pull\/1143\">#1143<\/a>&nbsp;<a href=\"https:\/\/github.com\/pingcap\/br\/pull\/1078\">#1078<\/a><\/li><\/ul><\/li><li>Dumpling<ul><li>\u4fee\u590d\u5907\u4efd\u5931\u8d25\u5374\u6ca1\u6709\u9519\u8bef\u8f93\u51fa\u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/dumpling\/pull\/280\">#280<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"bug-\u4fee\u590d\"><span class=\"ez-toc-section\" id=\"Bug_%E4%BF%AE%E5%A4%8D\"><\/span><a href=\"https:\/\/docs.pingcap.com\/zh\/tidb\/stable\/release-5.0.2#bug-%E4%BF%AE%E5%A4%8D\"><\/a>Bug \u4fee\u590d<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>TiDB<ul><li>\u4fee\u590d\u4e86\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u4f7f\u7528\u524d\u7f00\u7d22\u5f15\u548c Index Join \u5bfc\u81f4\u7684 panic \u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/tidb\/issues\/24547\">#24547<\/a>&nbsp;<a href=\"https:\/\/github.com\/pingcap\/tidb\/issues\/24716\">#24716<\/a>&nbsp;<a href=\"https:\/\/github.com\/pingcap\/tidb\/issues\/24717\">#24717<\/a><\/li><li>\u4fee\u590d\u4e86&nbsp;<code>point get<\/code>&nbsp;\u7684 prepare plan cache \u88ab\u4e8b\u52a1\u4e2d\u7684&nbsp;<code>point get<\/code>&nbsp;\u8bed\u53e5\u4e0d\u6b63\u786e\u4f7f\u7528\u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/tidb\/issues\/24741\">#24741<\/a><\/li><li>\u4fee\u590d\u4e86\u5f53\u6392\u5e8f\u89c4\u5219\u4e3a&nbsp;<code>ascii_bin<\/code>&nbsp;\u6216&nbsp;<code>latin1_bin<\/code>&nbsp;\u65f6\uff0c\u5199\u5165\u9519\u8bef\u7684\u524d\u7f00\u7d22\u5f15\u503c\u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/tidb\/issues\/24569\">#24569<\/a><\/li><li>\u4fee\u590d\u4e86\u6b63\u5728\u6267\u884c\u7684\u4e8b\u52a1\u88ab GC worker \u4e2d\u65ad\u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/tidb\/issues\/24591\">#24591<\/a><\/li><li>\u4fee\u590d\u4e86\u5f53&nbsp;<code>new-collation<\/code>&nbsp;\u5f00\u542f\u4e14&nbsp;<code>new-row-format<\/code>&nbsp;\u5173\u95ed\u7684\u60c5\u51b5\u4e0b\uff0c\u70b9\u67e5\u5728\u805a\u7c07\u7d22\u5f15\u4e0b\u53ef\u80fd\u51fa\u9519\u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/tidb\/issues\/24541\">#24541<\/a><\/li><li>\u4e3a Shuffle Hash Join \u91cd\u6784\u5206\u533a\u952e\u7684\u8f6c\u6362\u529f\u80fd&nbsp;<a href=\"https:\/\/github.com\/pingcap\/tidb\/pull\/24490\">#24490<\/a><\/li><li>\u4fee\u590d\u4e86\u5f53\u67e5\u8be2\u5305\u542b&nbsp;<code>HAVING<\/code>&nbsp;\u5b50\u53e5\u65f6\uff0c\u5728\u6784\u5efa\u8ba1\u5212\u7684\u8fc7\u7a0b\u4e2d panic \u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/tidb\/issues\/24045\">#24045<\/a><\/li><li>\u4fee\u590d\u4e86\u5217\u88c1\u526a\u4f18\u5316\u5bfc\u81f4&nbsp;<code>Apply<\/code>&nbsp;\u7b97\u5b50\u548c&nbsp;<code>Join<\/code>&nbsp;\u7b97\u5b50\u6267\u884c\u7ed3\u679c\u9519\u8bef\u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/tidb\/issues\/23887\">#23887<\/a><\/li><li>\u4fee\u590d\u4e86\u4ece Async Commit \u56de\u9000\u7684\u4e3b\u9501\u65e0\u6cd5\u88ab\u6e05\u9664\u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/tidb\/issues\/24384\">#24384<\/a><\/li><li>\u4fee\u590d\u4e86\u4e00\u4e2a\u7edf\u8ba1\u4fe1\u606f GC \u7684\u95ee\u9898\uff0c\u8be5\u95ee\u9898\u53ef\u80fd\u5bfc\u81f4\u91cd\u590d\u7684 fm-sketch \u8bb0\u5f55&nbsp;<a href=\"https:\/\/github.com\/pingcap\/tidb\/pull\/24357\">#24357<\/a><\/li><li>\u5f53\u60b2\u89c2\u9501\u4e8b\u52a1\u6536\u5230&nbsp;<code>ErrKeyExists<\/code>&nbsp;\u9519\u8bef\u65f6\uff0c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u60b2\u89c2\u4e8b\u52a1\u56de\u6eda&nbsp;<a href=\"https:\/\/github.com\/pingcap\/tidb\/issues\/23799\">#23799<\/a><\/li><li>\u4fee\u590d\u4e86\u5f53 sql_mode \u5305\u542b&nbsp;<code>ANSI_QUOTES<\/code>&nbsp;\u65f6\uff0c\u6570\u503c\u5b57\u9762\u503c\u65e0\u6cd5\u88ab\u8bc6\u522b\u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/tidb\/issues\/24429\">#24429<\/a><\/li><li>\u7981\u6b62\u5982&nbsp;<code>INSERT INTO table PARTITION (&lt;partitions&gt;) ... ON DUPLICATE KEY UPDATE<\/code>&nbsp;\u7684\u8bed\u53e5\u4ece non-listed partitions \u8bfb\u53d6\u6570\u636e&nbsp;<a href=\"https:\/\/github.com\/pingcap\/tidb\/issues\/24746\">#24746<\/a><\/li><li>\u4fee\u590d\u4e86\u5f53 SQL \u8bed\u53e5\u5305\u542b&nbsp;<code>GROUP BY<\/code>&nbsp;\u4ee5\u53ca&nbsp;<code>UNION<\/code>&nbsp;\u65f6\uff0c\u53ef\u80fd\u4f1a\u51fa\u73b0\u7684&nbsp;<code>index out of range<\/code>&nbsp;\u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/tidb\/issues\/24281\">#24281<\/a><\/li><li>\u4fee\u590d\u4e86&nbsp;<code>CONCAT<\/code>&nbsp;\u51fd\u6570\u9519\u8bef\u5904\u7406\u6392\u5e8f\u89c4\u5219\u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/tidb\/issues\/24296\">#24296<\/a><\/li><li>\u4fee\u590d\u4e86\u5168\u5c40\u53d8\u91cf&nbsp;<code>collation_server<\/code>&nbsp;\u5bf9\u65b0\u4f1a\u8bdd\u65e0\u6cd5\u751f\u6548\u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/tidb\/pull\/24156\">#24156<\/a><\/li><\/ul><\/li><li>TiKV<ul><li>\u4fee\u590d\u4e86\u7531\u4e8e\u8bfb\u53d6\u65e7\u503c\u800c\u5bfc\u81f4\u7684 TiCDC OOM \u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/tikv\/tikv\/issues\/9996\">#9996<\/a>&nbsp;<a href=\"https:\/\/github.com\/tikv\/tikv\/issues\/9981\">#9981<\/a><\/li><li>\u4fee\u590d\u4e86\u805a\u7c07\u4e3b\u952e\u5217\u5728\u6b21\u7ea7\u7d22\u5f15\u4e0a\u7684&nbsp;<code>latin1_bin<\/code>&nbsp;\u5b57\u7b26\u96c6\u51fa\u73b0\u7a7a\u503c\u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/tidb\/issues\/24548\">#24548<\/a><\/li><li>\u65b0\u589e&nbsp;<code>abort-on-panic<\/code>&nbsp;\u914d\u7f6e\uff0c\u5141\u8bb8 TiKV \u5728 panic \u65f6\u751f\u6210 core dump \u6587\u4ef6\u3002\u7528\u6237\u4ecd\u9700\u6b63\u786e\u914d\u7f6e\u73af\u5883\u4ee5\u5f00\u542f core dump\u3002&nbsp;<a href=\"https:\/\/github.com\/tikv\/tikv\/pull\/10216\">#10216<\/a><\/li><li>\u4fee\u590d\u4e86 TiKV \u4e0d\u7e41\u5fd9\u65f6&nbsp;<code>point get<\/code>&nbsp;\u67e5\u8be2\u6027\u80fd\u56de\u9000\u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/tikv\/tikv\/issues\/10046\">#10046<\/a><\/li><\/ul><\/li><li>PD<ul><li>\u4fee\u590d\u5728 store \u6570\u91cf\u591a\u7684\u60c5\u51b5\u4e0b\uff0c\u5207\u6362 PD Leader \u6162\u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/tikv\/pd\/issues\/3697\">#3697<\/a><\/li><li>\u4fee\u590d\u5220\u9664\u4e0d\u5b58\u5728\u7684 evict leader \u8c03\u5ea6\u5668\u65f6\u51fa\u73b0 panic \u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/tikv\/pd\/issues\/3660\">#3660<\/a><\/li><li>\u4fee\u590d offline peer \u5728\u5408\u5e76\u5b8c\u540e\u672a\u66f4\u65b0\u7edf\u8ba1\u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/tikv\/pd\/issues\/3611\">#3611<\/a><\/li><\/ul><\/li><li>TiFlash<ul><li>\u4fee\u590d\u5e76\u53d1\u590d\u5236\u5171\u4eab Delta \u7d22\u5f15\u5bfc\u81f4\u7ed3\u679c\u9519\u8bef\u7684\u95ee\u9898<\/li><li>\u4fee\u590d\u5f53\u5b58\u5728\u6570\u636e\u7f3a\u5931\u7684\u60c5\u51b5\u4e0b TiFlash \u65e0\u6cd5\u542f\u52a8\u7684\u95ee\u9898<\/li><li>\u4fee\u590d\u65e7\u7684 dm \u6587\u4ef6\u65e0\u6cd5\u88ab\u81ea\u52a8\u6e05\u7406\u7684\u95ee\u9898<\/li><li>\u4fee\u590d TiFlash \u5728 Compaction Filter \u7279\u6027\u5f00\u542f\u65f6\u53ef\u80fd\u5d29\u6e83\u7684\u95ee\u9898<\/li><li>\u4fee\u590d&nbsp;<code>ExchangeSender<\/code>&nbsp;\u53ef\u80fd\u4f20\u8f93\u91cd\u590d\u6570\u636e\u7684\u95ee\u9898<\/li><li>\u4fee\u590d\u4e86\u4ece Async Commit \u56de\u9000\u7684\u9501\u65e0\u6cd5\u88ab TiFlash \u6e05\u9664\u7684\u95ee\u9898<\/li><li>\u4fee\u590d\u5f53&nbsp;<code>TIMEZONE<\/code>&nbsp;\u7c7b\u578b\u7684\u8f6c\u6362\u7ed3\u679c\u5305\u542b&nbsp;<code>TIMESTAMP<\/code>&nbsp;\u7c7b\u578b\u65f6\u8fd4\u56de\u9519\u8bef\u7ed3\u679c\u7684\u95ee\u9898<\/li><li>\u4fee\u590d TiFlash \u5728 Segment Split \u671f\u95f4\u5f02\u5e38\u9000\u51fa\u7684\u95ee\u9898<\/li><li>\u4fee\u590d\u975e\u6839\u8282\u70b9 MPP \u4efb\u52a1\u7684\u6267\u884c\u4fe1\u606f\u663e\u793a\u4e0d\u6b63\u786e\u7684\u95ee\u9898<\/li><\/ul><\/li><li>Tools<ul><li>TiCDC<ul><li>\u4fee\u590d Avro \u8f93\u51fa\u4e2d\u4e22\u5931\u65f6\u533a\u4fe1\u606f\u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/ticdc\/pull\/1712\">#1712<\/a><\/li><li>\u652f\u6301\u6e05\u7406 Unified Sorter \u8fc7\u671f\u7684\u6587\u4ef6\u5e76\u7981\u6b62\u5171\u4eab&nbsp;<code>sort-dir<\/code>&nbsp;\u76ee\u5f55&nbsp;<a href=\"https:\/\/github.com\/pingcap\/ticdc\/pull\/1742\">#1742<\/a><\/li><li>\u4fee\u590d\u5b58\u5728\u5927\u91cf\u8fc7\u671f Region \u4fe1\u606f\u65f6 KV \u5ba2\u6237\u7aef\u53ef\u80fd\u9501\u6b7b\u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/ticdc\/issues\/1599\">#1599<\/a><\/li><li>\u4fee\u590d&nbsp;<code>--cert-allowed-cn<\/code>&nbsp;\u53c2\u6570\u4e2d\u9519\u8bef\u7684\u5e2e\u52a9\u6d88\u606f&nbsp;<a href=\"https:\/\/github.com\/pingcap\/ticdc\/pull\/1697\">#1697<\/a><\/li><li>\u4fee\u590d\u56e0\u66f4\u65b0&nbsp;<code>explicit_defaults_for_timestamp<\/code>&nbsp;\u800c\u9700\u8981 MySQL&nbsp;<code>SUPER<\/code>&nbsp;\u6743\u9650\u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/ticdc\/pull\/1750\">#1750<\/a><\/li><li>\u6dfb\u52a0 sink \u6d41\u63a7\u4ee5\u964d\u4f4e\u5185\u5b58\u6ea2\u51fa\u7684\u98ce\u9669&nbsp;<a href=\"https:\/\/github.com\/pingcap\/ticdc\/pull\/1840\">#1840<\/a><\/li><li>\u4fee\u590d\u8c03\u5ea6\u6570\u636e\u8868\u65f6\u53ef\u80fd\u53d1\u751f\u7684\u540c\u6b65\u7ec8\u6b62\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/ticdc\/pull\/1828\">#1828<\/a><\/li><li>\u4fee\u590d TiCDC changefeed \u65ad\u70b9\u5361\u4f4f\u5bfc\u81f4 TiKV GC safe point \u4e0d\u63a8\u8fdb\u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/ticdc\/pull\/1759\">#1759<\/a><\/li><\/ul><\/li><li>Backup &amp; Restore (BR)<ul><li>\u4fee\u590d log restore \u65f6\u4e22\u5931\u5220\u9664\u4e8b\u4ef6\u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/br\/issues\/1063\">#1063<\/a><\/li><li>\u4fee\u590d BR \u53d1\u9001\u8fc7\u591a\u65e0\u7528 RPC \u8bf7\u6c42\u5230 TiKV \u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/br\/pull\/1037\">#1037<\/a><\/li><li>\u4fee\u590d\u5907\u4efd\u5931\u8d25\u5374\u6ca1\u6709\u9519\u8bef\u8f93\u51fa\u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/br\/pull\/1043\">#1043<\/a><\/li><\/ul><\/li><li>TiDB Lightning<ul><li>\u4fee\u590d\u5728\u751f\u6210 KV \u6570\u636e\u65f6\u53ef\u80fd\u53d1\u751f\u7684 panic \u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/br\/pull\/1127\">#1127<\/a><\/li><li>\u4fee\u590d TiDB-backend \u6a21\u5f0f\u4e0b\u56e0\u6ca1\u6709\u5f00\u542f autocommit \u800c\u65e0\u6cd5\u52a0\u8f7d\u6570\u636e\u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/br\/issues\/1104\">#1104<\/a><\/li><li>\u4fee\u590d\u6570\u636e\u5bfc\u5165\u671f\u95f4 Batch Split Region \u56e0\u952e\u7684\u603b\u5927\u5c0f\u8d85\u8fc7 Raft \u6761\u76ee\u9650\u5236\u800c\u53ef\u80fd\u5931\u8d25\u7684\u95ee\u9898&nbsp;<a href=\"https:\/\/github.com\/pingcap\/br\/issues\/969\">#969<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul>","protected":false},"excerpt":{"rendered":"<p>TiDB\u53d1\u5e035.0.2\u7248\u672c-2021 \u5e74 6 \u6708 10 \u65e5<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[84],"class_list":["post-6391","post","type-post","status-publish","format-standard","hentry","category-gbase8a","tag-tidb"],"_links":{"self":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/6391","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/comments?post=6391"}],"version-history":[{"count":1,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/6391\/revisions"}],"predecessor-version":[{"id":6392,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/6391\/revisions\/6392"}],"wp:attachment":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/media?parent=6391"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/categories?post=6391"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/tags?post=6391"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}