{"id":786,"date":"2020-08-03T11:52:14","date_gmt":"2020-08-03T03:52:14","guid":{"rendered":"http:\/\/www.gbase8.cn\/?p=786"},"modified":"2020-09-15T08:26:43","modified_gmt":"2020-09-15T00:26:43","slug":"gbase-8a%e6%95%b0%e6%8d%ae%e5%ba%93%e9%9b%86%e7%be%a4%e5%b8%b8%e7%94%a8%e4%bc%98%e5%8c%96%e6%89%8b%e6%ae%b5%e5%bb%ba%e8%ae%ae%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.gbase8.cn\/en\/786","title":{"rendered":"\u5357\u5927\u901a\u7528GBase 8a \u6570\u636e\u5e93\u96c6\u7fa4\u5e38\u7528\u4f18\u5316\u624b\u6bb5\u5efa\u8bae\u65b9\u6cd5"},"content":{"rendered":"<p>GBase 8a\u6570\u636e\u5e93\u96c6\u7fa4\uff0c\u63d0\u4f9b\u4e86\u591a\u79cd\u4f18\u5316\u624b\u6bb5\uff0c\u6765\u534f\u52a9\u7528\u6237\u63d0\u4f9b\u4e1a\u52a1\u6027\u80fd\u3002\u5e38\u7528\u4f18\u5316\u624b\u6bb5\u5efa\u8bae\u65b9\u6cd5\u5305\u62ec\uff1a\u89c4\u907f\u6570\u636e\u5e93\u7684\u52a3\u52bf\uff0c\u9009\u62e9\u5408\u9002\u7684\u8868\u5206\u5e03\u7b56\u7565\uff0c\u66f4\u9ad8\u6548\u7684\u52a0\u8f7d\u7b56\u7565\u7b49\u624b\u6bb5\u3002<\/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-6a2ad3e9c15c9\" 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-6a2ad3e9c15c9\"  aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.gbase8.cn\/en\/786\/#1_%E5%88%97%E5%AD%98%E7%89%B9%E6%80%A7\" >1.\u00a0\u00a0\u00a0 \u5217\u5b58\u7279\u6027<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.gbase8.cn\/en\/786\/#2_%E5%A4%8D%E5%88%B6%E8%A1%A8%E5%92%8C%E5%88%86%E5%B8%83%E8%A1%A8%E7%9A%84%E9%80%89%E6%8B%A9\" >2.&nbsp;&nbsp;&nbsp; \u590d\u5236\u8868\u548c\u5206\u5e03\u8868\u7684\u9009\u62e9<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.gbase8.cn\/en\/786\/#21_%E9%80%89%E6%8B%A9%E5%A4%8D%E5%88%B6%E8%A1%A8%E7%9A%84%E5%9C%BA%E6%99%AF\" >2.1.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u9009\u62e9\u590d\u5236\u8868\u7684\u573a\u666f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.gbase8.cn\/en\/786\/#22_%E9%80%89%E6%8B%A9%E5%88%86%E5%B8%83%E8%A1%A8%E7%9A%84%E5%9C%BA%E6%99%AF\" >2.2.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u9009\u62e9\u5206\u5e03\u8868\u7684\u573a\u666f<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.gbase8.cn\/en\/786\/#3_%E5%88%86%E5%B8%83%E8%A1%A8%E7%9A%84%E5%88%86%E5%B8%83%E7%AD%96%E7%95%A5\" >3.&nbsp;&nbsp;&nbsp; \u5206\u5e03\u8868\u7684\u5206\u5e03\u7b56\u7565<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.gbase8.cn\/en\/786\/#31_%E9%80%89%E6%8B%A9HASH%E5%88%86%E5%B8%83%E7%9A%84%E5%9C%BA%E6%99%AF\" >3.1.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u9009\u62e9HASH\u5206\u5e03\u7684\u573a\u666f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.gbase8.cn\/en\/786\/#32_%E9%80%89%E6%8B%A9%E5%90%88%E9%80%82%E7%9A%84HASH%E5%88%97\" >3.2.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u9009\u62e9\u5408\u9002\u7684HASH\u5217<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.gbase8.cn\/en\/786\/#4_%E5%8A%A0%E8%BD%BD\" >4.&nbsp;&nbsp;&nbsp; \u52a0\u8f7d<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.gbase8.cn\/en\/786\/#41_%E5%8A%A0%E8%BD%BD%E5%AE%9E%E6%95%88%E6%80%A7\" >4.1.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u52a0\u8f7d\u5b9e\u6548\u6027<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.gbase8.cn\/en\/786\/#42_%E5%8A%A0%E8%BD%BD%E6%96%87%E4%BB%B6%E5%A4%A7%E5%B0%8F\" >4.2.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u52a0\u8f7d\u6587\u4ef6\u5927\u5c0f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.gbase8.cn\/en\/786\/#43_%E5%A4%9A%E8%A1%A8%E5%B9%B6%E8%A1%8C%E5%8A%A0%E8%BD%BD\" >4.3.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u591a\u8868\u5e76\u884c\u52a0\u8f7d<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.gbase8.cn\/en\/786\/#5_hint_%E4%BC%98%E5%8C%96\" >5.&nbsp;&nbsp;&nbsp; hint \u4f18\u5316<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.gbase8.cn\/en\/786\/#51_%E4%BD%BF%E7%94%A8%E6%96%B9%E6%B3%95%EF%BC%9A\" >5.1.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u4f7f\u7528\u65b9\u6cd5\uff1a<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.gbase8.cn\/en\/786\/#52_first_rows\" >5.2.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; first_rows<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_%E5%88%97%E5%AD%98%E7%89%B9%E6%80%A7\"><\/span>1.\u00a0\u00a0\u00a0 \u5217\u5b58\u7279\u6027<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>GBase\u662f\u7eaf\u5217\u5b58\uff0c100\u4e2a\u5217\uff0c\u5728\u78c1\u76d8\u4e0a\u662f\u6309\u7167100\u4e2a\u5217\uff0c\u5206\u522b\u4fdd\u5b58\u7684\uff0c\u4f1a\u751f\u6210100\u4e2a\u6570\u636e\u6587\u4ef6\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u53ea\u5165\u5e93\u4e00\u884c\uff0c\u78c1\u76d8\u4e5f\u8981\u8bfb\u53d6100\u6b21\uff0c\u8ffd\u52a0\u65b0\u6570\u636e\uff0c\u5199\u5165100\u6b21\u6765\u66f4\u65b0\u6570\u636e\u3002\u6240\u4ee5\u67e5\u8be2\u7684\u5217\u8d8a\u591a\uff0c\u4ece\u78c1\u76d8\u8bfb\u53d6\u7684\u8d8a\u591a\u3002\u800c\u884c\u5b58\u662f\u4e00\u884c\u6570\u636e\uff0c\u8fde\u7eed\u5199\u5230\u78c1\u76d8\u4f4d\u7f6e\uff0c\u7406\u8bba\u4e0a\u53ea\u9700\u8981\u4e00\u6b21IO\u8bf7\u6c42\u5c31\u53ef\u4ee5\u4e86\uff0c\u65e0\u8bba\u591a\u5c11\u5217\u3002<\/p>\n\n\n\n<p>GBase\u4fdd\u5b58\u6570\u636e\u6700\u5c0f\u5355\u4f4d\u662fDC\uff08DataCell\uff09,\u6bcf\u4e2aDC\u5305\u542b65536\u884c\uff0c\u538b\u7f29\u4e5f\u662fDC\u7ea7\u522b\u3002\u6700\u540e\u4e00\u4e2aDC\u6709\u53ef\u80fd\u662f\u4e0d\u6ee1\u7684\uff0c\u540e\u7eed\u65b0\u6570\u636e\u8981\u5148\u8865\u5145\u4e0d\u6ee165536\u884c\u7684\u6700\u540e\u4e00\u4e2aDC\uff0c\u518d\u751f\u6210\u65b0\u7684DC\u3002<\/p>\n\n\n\n<p>\u67e5\u8be2\u7ed3\u679c\u884c\u6570\u8d8a\u591a\uff0c\u5982\u679c\u6570\u636e\u96c6\u4e2d\u5728\u51e0\u4e2aDC\u91cc\uff0c\u90a3\u4e48\u4e00\u4e2aIO\u5c31\u53ef\u4ee5\u8bfb\u51fa65536\u884c\uff0c\u6027\u80fd\u4f1a\u5f88\u9ad8\u3002\u4f46\u5982\u679c\u6570\u636e\u5206\u6563\u5230\u591a\u4e2aDC\u91cc\uff0c\u90a3\u4e48\u968f\u7740\u547d\u4e2dDC\u6570\u7684\u589e\u52a0\uff0c\u6027\u80fd\u63a5\u8fd1\u7ebf\u6027\u4e0b\u964d\u3002\u8be5\u4fe1\u606f\u53ef\u4ee5\u4ece\u524d\u9762\u7684\u7ae0\u8282\uff1a\u3010\u5f00\u542fSQL\u6267\u884c\u8ddf\u8e2a\u65e5\u5fd7\u3011\u67e5\u770b\u5230\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_%E5%A4%8D%E5%88%B6%E8%A1%A8%E5%92%8C%E5%88%86%E5%B8%83%E8%A1%A8%E7%9A%84%E9%80%89%E6%8B%A9\"><\/span>2.&nbsp;&nbsp;&nbsp; \u590d\u5236\u8868\u548c\u5206\u5e03\u8868\u7684\u9009\u62e9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u590d\u5236\u8868\uff0c\u662f\u8868\u7684\u6570\u636e\uff0c\u5728\u6bcf\u4e2a\u8282\u70b9\u4e0a\uff0c\u90fd\u6709\u5b8c\u6574\u7684\u4e00\u4efd\uff0c\u4f1a\u989d\u5916\u5360\u7528\u7a7a\u95f4\u3002<\/p>\n\n\n\n<p>\u5206\u5e03\u8868\uff0c\u662f\u8868\u7684\u6570\u636e\uff0c\u5206\u6563\u4fdd\u5b58\u5230\u4e0d\u540c\u8282\u70b9\u4e0a\u3002<\/p>\n\n\n\n<p>\u5bf9\u4e8e\u5224\u8bfb\u7684\uff0c\u53ef\u4ee5\u5148\u5efa\u6210\u5206\u5e03\u8868\uff0c\u540e\u671f\u6839\u636e\u6027\u80fd\u6d4b\u8bd5\u7ed3\u679c\uff0c\u770b\u8fd9\u7c7b\u8868\u5bf9\u6027\u80fd\u7684\u5f71\u54cd\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"21_%E9%80%89%E6%8B%A9%E5%A4%8D%E5%88%B6%E8%A1%A8%E7%9A%84%E5%9C%BA%E6%99%AF\"><\/span>2.1.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u9009\u62e9\u590d\u5236\u8868\u7684\u573a\u666f<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p><strong>\u63d0\u793a\uff1a\u67e5\u8be2\u590d\u5236\u8868\u65f6\uff0c\u96c6\u7fa4\u8c03\u5ea6\u662f\u968f\u673a\u9009\u62e91<\/strong><strong>\u4e2a\u8ba1\u7b97\u8282\u70b9\u6267\u884c\uff0c\u5c3d\u91cf\u5e73\u5747\u5206\u914d\u8d1f\u8f7d<\/strong>\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u7ef4\u5ea6\u8868\u3001\u53c2\u6570\u8868\u3001\u516c\u53c2\u8868<\/li><\/ul>\n\n\n\n<p>\u8fd9\u7c7b\u8868\uff0c\u5176\u5185\u5bb9\u51e0\u4e4e\u4e0d\u4f1a\u53d8\u52a8\u3002\u80fd\u957f\u65f6\u95f4\u4f7f\u7528\u51e0\u4e2a\u6708\u751a\u81f3\u51e0\u5e74\u3002\u5176\u6570\u636e\u91cf\u4e00\u822c\u5728\u4e07\u4ee5\u5185\uff0c\u6700\u5927\u4e5f\u4e0d\u4f1a\u8d85\u8fc7\u5343\u4e07\u3002\u5178\u578b\u7684\u662f\u6c11\u65cf\uff0c\u7701\u4efd\uff0c\u7ec8\u7aef\u7c7b\u578b\uff0c\u7528\u6237\u5957\u9910\u5206\u7c7b\uff0c\u4e0a\u7f51\u65b9\u5f0f\u7b49\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u53d8\u52a8\u6781\u5c11\u7684\u57fa\u7840\u8868<\/li><\/ul>\n\n\n\n<p>\u8fd9\u7c7b\u8868\u7684\u6570\u636e\u91cf\u8f83\u5927\uff0c\u6bd4\u5982\u7528\u6237\u57fa\u7840\u4fe1\u606f\u8868\u3002\u6bcf\u4e2a\u7701\u53ef\u80fd\u6709\u51e0\u5343\u4e07\u52301\u4e2a\u4ebf\uff0c\u5168\u56fd\u5e94\u7528\u6709\u51e0\u5341\u4ebf\u884c\u3002<\/p>\n\n\n\n<p>\u8fd9\u7c7b\u8868\u4fe1\u606f\u4e0d\u662f\u5b9e\u65f6\u66f4\u65b0\u7684\uff0c\u90fd\u662f\u6bcf\u5929\uff0c\u6bcf\u5468\u751a\u81f3\u6bcf\u6708\u6279\u91cf\u66f4\u65b0\u4e00\u6b21\u3002\u6bcf\u6b21\u53d8\u52a8\u7684\u6570\u636e\u91cf\u4e0e\u539f\u6709\u6570\u636e\u91cf\u7684\u6bd4\u4f8b\u53ef\u4ee5\u5ffd\u7565\u3002<\/p>\n\n\n\n<p>\u8fd9\u7c7b\u8868\u4e00\u822c\u7528\u4e8e\u88ab\u5173\u8054\u7684\u4f4d\u7f6e(left join \u57fa\u7840\u8868)\u3002\u4e00\u822c\u7528\u4e8e\u67e5\u8be2\u5176\u5b83\u4e1a\u52a1\u4fe1\u606f\u65f6\uff0c\u9644\u5e26\u67e5\u8be2\u7684\u4fe1\u606f\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u8fd9\u7c7b\u8868\u662f\u4e3b\u8868\uff0c\u90a3\u4e48\u4e0d\u9002\u5408\u505a\u6210\u590d\u5236\u8868\uff0c\u800c\u662f\u5206\u5e03\u8868\u3002<\/p>\n\n\n\n<p>\u8fd9\u7c7b\u8868\u7684\u4f7f\u7528\u9891\u7387\u9ad8\u3002\u5404\u7c7b\u4e1a\u52a1\u67e5\u8be2\u90fd\u4f1a\u4f7f\u7528\u5230\u8fd9\u4e2a\u57fa\u7840\u8868\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u6570\u636e\u91cf\u6781\u5c11\u7684\u9891\u7e41\u8bbf\u95ee\u8868<\/li><\/ul>\n\n\n\n<p>\u6bd4\u5982\u4e00\u4e9b\u6c47\u603b\u7ed3\u679c\u8868\uff0c\u4e00\u822c\u6570\u636e\u91cf\u4f4e\u4e8e10\u4e07\uff0c\u6bcf\u5929\u53d8\u52a8\u6b21\u6570\u548c\u91cf\u90fd\u5f88\u5c11\uff0c\u4f46\u5e76\u53d1\u4f7f\u7528\u7387\u5f88\u9ad8\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"22_%E9%80%89%E6%8B%A9%E5%88%86%E5%B8%83%E8%A1%A8%E7%9A%84%E5%9C%BA%E6%99%AF\"><\/span>2.2.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u9009\u62e9\u5206\u5e03\u8868\u7684\u573a\u666f<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<ul class=\"wp-block-list\"><li>\u4e3b\u8868\uff0c\u6570\u636e\u91cf\u8d85\u5927\u7684\u8868<\/li><\/ul>\n\n\n\n<p>\u6bd4\u5982\u660e\u7ec6\u8868(detail)\uff0c\u4e8b\u5b9e\u8868(fact)\uff0c\u6d41\u6c34\u8868\u7b49\u6838\u5fc3\u4e1a\u52a1\u8868\u3002\u662f\u5165\u5e93\u6570\u636e\u91cf\u6700\u5927\u7684\u8868\uff0c\u6bcf\u5929\u51e0\u4ebf\u5230\u4e0a\u5343\u4ebf\u90fd\u6709\u53ef\u80fd\u3002\u4ed6\u4eec\u5360\u7528\u6700\u5927\u91cf\u7684\u78c1\u76d8\u7a7a\u95f4\uff0c\u5fc5\u987b\u91c7\u7528\u5206\u5e03\u5b58\u50a8\u65b9\u5f0f\u3002<\/p>\n\n\n\n<p>\u8fd9\u7c7b\u6570\u636e\u4e00\u822c\u7531\u4e8e\u7a7a\u95f4\u56e0\u7d20\uff0c\u4fdd\u5b58\u5468\u671f\u662f\u6700\u77ed\u7684\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u6570\u636e\u91cf\u4e2d\u7b49\uff0c\u8bbf\u95ee\u91cf\u4e00\u822c\uff0c\u4fdd\u5b58\u5468\u671f\u957f<\/li><\/ul>\n\n\n\n<p>\u6bcf\u5929\u5728\u51e0\u5343\u4e07\u5230\u51e0\u4e2a\u4ebf\uff0c\u4f46\u7528\u6237\u91cf\u4e0d\u662f\u5f88\u5927\uff0c\u6027\u80fd\u8981\u6c42\u4e0d\u9ad8\uff0c\u78c1\u76d8\u5360\u7528\u4e2d\u7b49\u3002<\/p>\n\n\n\n<p>\u6bd4\u5982\u5929\u6c47\u603b\uff0c\u6708\u6c47\u603b\u8868\u3002\u6bcf\u4e2a\u6279\u6b21\u5728\u51e0\u5343\u4e07\u3002<\/p>\n\n\n\n<p>\u8fd9\u7c7b\u6570\u636e\u4fdd\u5b58\u5468\u671f\u8f83\u957f\uff0c\u51e0\u4e2a\u6708\u5230\u51e0\u5e74\u90fd\u6709\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u4f7f\u7528\u9891\u7387\u6781\u9ad8\uff0c\u90a3\u4e48\u5efa\u8bae\u7528\u590d\u5236\u8868\uff0c\u7528\u7a7a\u95f4\u6765\u6362\u65f6\u95f4\uff0c\u5426\u5219\u4e00\u822c\u7528\u5206\u5e03\u8868\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_%E5%88%86%E5%B8%83%E8%A1%A8%E7%9A%84%E5%88%86%E5%B8%83%E7%AD%96%E7%95%A5\"><\/span>3.&nbsp;&nbsp;&nbsp; \u5206\u5e03\u8868\u7684\u5206\u5e03\u7b56\u7565<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u968f\u673a\u5206\u5e03\u8868\uff1a\u6570\u636e\u6ca1\u6709\u4efb\u4f55\u89c4\u5f8b\u7684\u968f\u673a\u5206\u6563\u5230\u6240\u6709\u8282\u70b9\u4e0a\uff0c\u6570\u636e\u5e93\u5c3d\u91cf\u6309\u884c\u6570\u5e73\u5747\u3002<\/p>\n\n\n\n<p>HASH\u5206\u5e03\u8868\uff1a\u6309\u7167\u67d0\u5217\u7684hash\u503c\uff0c\u5206\u6563\u5230\u4e0d\u540c\u8282\u70b9\u4e0a\u3002\u76f8\u540c\u7684\u6570\u636e\u80af\u5b9a\u843d\u5728\u4e00\u4e2a\u8282\u70b9\u4e0a\u3002\u5f53\u524dhash\u7b97\u6cd5\u4e3acrc32\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"31_%E9%80%89%E6%8B%A9HASH%E5%88%86%E5%B8%83%E7%9A%84%E5%9C%BA%E6%99%AF\"><\/span>3.1.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u9009\u62e9HASH\u5206\u5e03\u7684\u573a\u666f<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>\u8be5\u8868\u6709\u5927\u91cf\u7684group\uff0cjoin\u64cd\u4f5c\u3002\u4e14\u6570\u636e\u91cf\u8f83\u5927\uff0c\u987b\u591a\u8282\u70b9\u5e76\u884c\u6267\u884c\u624d\u80fd\u6ee1\u8db3\u6027\u80fd\u8981\u6c42\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"32_%E9%80%89%E6%8B%A9%E5%90%88%E9%80%82%E7%9A%84HASH%E5%88%97\"><\/span>3.2.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u9009\u62e9\u5408\u9002\u7684HASH\u5217<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>\u5982\u679c\u6ca1\u6709\u5408\u9002\u7684HASH\u5217\uff0c\u90a3\u4e48\u8fd8\u662f\u91c7\u7528\u968f\u673a\u5206\u5e03\u8868\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u6570\u636e\u65e0\u660e\u663e\u503e\u659c<\/li><\/ul>\n\n\n\n<p>\u8be5\u5217\u6570\u636ehash\u5206\u5e03\u540e\uff0c\u4e0d\u4f1a\u51fa\u73b0\u8282\u70b9\u95f4\u7684\u78c1\u76d8\u4f7f\u7528\u7387\u6709\u6781\u5927\u7684\u5dee\u8ddd(\u6bd4\u5982\u8d85\u8fc71\u500d)\uff0c\u4e14\u4f1a\u5bfc\u81f4\u957f\u671f\u4f7f\u7528\u540e\uff0c\u90e8\u5206\u8282\u70b9\u78c1\u76d8\u5df2\u7ecf\u6ee1\uff0c\u800c\u53e6\u5916\u4e00\u4e9b\u5f88\u7a7a\u95f2\u3002<\/p>\n\n\n\n<p>\u8be5\u6d4b\u8bd5\u8981\u5c3d\u91cf\u5728\u63a5\u8fd1\u771f\u5b9e\u8282\u70b9\u6570\u6216\u5206\u7247\u6570\u4e0b\u6d4b\u8bd5\u3002\u572886\u7248\u96c6\u7fa4\uff0c\u53ef\u4ee5\u5728\u5b89\u88c5\u65f6\u589e\u52a0\u5206\u7247\u6570\u91cf\u53c2\u6570 p\uff0c\u5e38\u7528\u7684\u662f1\uff0c\u6765\u5728\u4e00\u4e2a\u8282\u70b9\u521b\u5efa\u591a\u4e2a\u5206\u7247\u3002\u89c2\u5bdf\u6570\u636e\u503e\u659c\u60c5\u51b5\u662f\u5426\u5728\u80fd\u63a5\u53d7\u7684\u8303\u56f4\u5185\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u552f\u4e00\u503c\u591a<\/li><\/ul>\n\n\n\n<p>\u8fd9\u4e2a\u4e0e\u6570\u636e\u65e0\u660e\u663e\u503e\u659c\u539f\u7406\u4e00\u6837\u3002\u5982\u679c\u8be5\u5217\u53ea\u670920\u4e2a\u4e0d\u540c\u7684\u503c\uff0c\u90a3\u4e48\u5728\u8282\u70b9\u6570\u8d85\u8fc720\u7684\u73af\u5883\u4e0b\uff0c\u90e8\u5206\u8282\u70b9\u80af\u5b9a\u4e0d\u4f1a\u6709\u4efb\u4f55\u6570\u636e\u3002<\/p>\n\n\n\n<p>\u4e00\u822c\u5efa\u8bae\u7528\u624b\u673a\u53f7\u7801\uff0cIMSI\uff0c\u8eab\u4efd\u8bc1\u53f7\u7b49\u6709\u660e\u663e\u6807\u8bc6\u4f5c\u7528\u7684\u5217\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u88ab\u9891\u7e41group\u7684\u5217<\/li><\/ul>\n\n\n\n<p>\u7ecf\u5e38\u4f5c\u4e3agroup\u540e\u9762\u7b2c\u4e00\u4e2a\u5b57\u6bb5\u51fa\u73b0\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u88ab\u9891\u7e41JOIN\u65f6\u7684\u6761\u4ef6\u5217<\/li><\/ul>\n\n\n\n<p>\u7ecf\u5e38\u51fa\u73b0\u5728join\u7684on\u6761\u4ef6\u91cc\u9762\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_%E5%8A%A0%E8%BD%BD\"><\/span>4.&nbsp;&nbsp;&nbsp; \u52a0\u8f7d<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u5728\u76f8\u540c\u7684\u6570\u636e\u91cf\u4e0b\uff0c\u52a0\u8f7d\u6b21\u6570\u8d8a\u5c11\uff0c\u7cfb\u7edf\u6d88\u8017\u7684\u8d44\u6e90\u8d8a\u5c11\u3002\u8981\u5c3d\u91cf\u907f\u514d\u5c0f\u6587\u4ef6\u9891\u7e41\u52a0\u8f7d\uff0c\u6bd4\u5982\u6bcf\u6b211\u884c\uff0c\u6bcf\u79d2\u52a0\u8f7d1\u6b21\uff0c\u8981\u9009\u62e9\u5408\u9002\u7684\u5b9e\u6548\u6027\uff0c\u6765\u8c03\u6574\u52a0\u8f7d\u9891\u7387\u3002<\/p>\n\n\n\n<p>\u6839\u636e\u8868\u6570\u91cf\u548c\u5b9e\u6548\u6027\u8981\u6c42\uff0c\u8c03\u6574\u52a0\u8f7d\u5e76\u53d1\u6570\u91cf\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"41_%E5%8A%A0%E8%BD%BD%E5%AE%9E%E6%95%88%E6%80%A7\"><\/span>4.1.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u52a0\u8f7d\u5b9e\u6548\u6027<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>\u5728\u5ba2\u6237\u5141\u8bb8\u7684\u6700\u5927\u67e5\u8be2\u5ef6\u8fdf\u7684\u524d\u63d0\u4e0b\uff0c\u5c3d\u91cf\u589e\u5927\u52a0\u8f7d\u95f4\u9694\u3002\u6bd4\u5982\u4e1a\u52a1\u8981\u6c4215\u5206\u949f\u5fc5\u987b\u80fd\u67e5\u5230\uff0c\u90a3\u4e48\u6bcf5\u5206\u949f\u52a0\u8f7d\u4e00\u6b21\u5c31\u53ef\u4ee5\u6ee1\u8db3\u8981\u6c42\u4e86\u3002<\/p>\n\n\n\n<p>\u6bcf\u6b21\u52a0\u8f7d\uff0c\u5373\u4f7f\u53ea\u52a0\u8f7d100\u884c\uff0c\u7cfb\u7edf\u4e5f\u8981\u8d70\u5b8c\u6574\u7684\u6d41\u7a0b\uff0c\u8bfb\u5199\u78c1\u76d8\u3002\u800c\u76ee\u524d\u64cd\u4f5c\u7cfb\u7edf\u8db3\u6821\u7684\u6570\u636e\u5757\u662f4K\uff0cRAID\u5361\u7684\u6700\u5c0f\u7684\u6761\u5e26\u662f64K\uff0c\u6240\u4ee5\u6bcf\u6b21\u5199\u5f88\u5c11\u7684\u6570\u636e\u91cf\uff0c\u5c06\u589e\u52a0\u78c1\u76d8\u7684IOPS\u8d1f\u8f7d\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"42_%E5%8A%A0%E8%BD%BD%E6%96%87%E4%BB%B6%E5%A4%A7%E5%B0%8F\"><\/span>4.2.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u52a0\u8f7d\u6587\u4ef6\u5927\u5c0f<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>\u76f8\u540c\u7684\u6587\u4ef6\u603b\u91cf\uff0c\u6587\u4ef6\u8d8a\u5c0f\uff0c\u5219\u6587\u4ef6\u6570\u91cf\u8d8a\u591a\uff0c\u5219\u78c1\u76d8\u64cd\u4f5c\uff0c\u7f51\u7edc\u64cd\u4f5c\u6b21\u6570\u8d8a\u591a\uff0c\u4f1a\u660e\u663e\u5f71\u54cd\u52a0\u8f7d\u6027\u80fd\u3002\u6bd4\u59821G\u7684\u6570\u636e\u6587\u4ef6\uff0c\u5bf9\u6bd4100\u4e07\u4e2a1K\u7684\u6587\u4ef6\u3002<\/p>\n\n\n\n<p>\u6839\u636e\u5de5\u7a0b\u7ecf\u9a8c\uff0c\u5355\u4e2a\u6587\u4ef6\u8d85\u8fc71G\uff0c\u533a\u522b\u5df2\u7ecf\u4e0d\u662f\u5f88\u5927\u4e86\u3002<\/p>\n\n\n\n<p>\u5728\u80fd\u63a5\u53d7\u7684\u524d\u63d0\u4e0b\uff0c\u6587\u4ef6\u5927\u5c0f\u8d8a\u5927\u8d8a\u597d\uff0c\u8003\u8651\u5230\u7ba1\u7406\u6210\u672c\u548c\u52a0\u8f7d\u62a5\u9519\u7684\u6210\u672c\uff0c\u5efa\u8bae\u5355\u4e2a\u6587\u4ef6\u4e0d\u8981\u8d85\u8fc71T\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"43_%E5%A4%9A%E8%A1%A8%E5%B9%B6%E8%A1%8C%E5%8A%A0%E8%BD%BD\"><\/span>4.3.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u591a\u8868\u5e76\u884c\u52a0\u8f7d<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>\u5e76\u884c\u8d8a\u9ad8\uff0c\u4e0d\u540c\u8868\uff0c\u4e0d\u540c\u5217\u90fd\u5728\u968f\u673a\u8bfb\u5199\uff0c\u5bf9\u78c1\u76d8\u7684IOPS\u8981\u6c42\u8d8a\u9ad8\u3002\u800c\u4e14\u975e\u5e38\u9ad8\u7684\u5e76\u53d1\u5199\u5165\uff0c\u4ea7\u751f\u78c1\u76d8\u788e\u7247\u7684\u51e0\u7387\u589e\u52a0\uff0c\u5bf9\u540e\u7eed\u67e5\u8be2\u6027\u80fd\u6709\u5f71\u54cd\u3002<\/p>\n\n\n\n<p>\u5e76\u53d1\u9ad8\uff0c\u78c1\u76d8\u4f7f\u7528\u7387\u9ad8\uff0c\u4e5f\u4f1a\u5f71\u54cd\u524d\u53f0\u67e5\u8be2\u6027\u80fd\u3002<\/p>\n\n\n\n<p>\u4e00\u822c\u5efa\u8bae\uff0c\u52a0\u8f7d\u5e76\u53d1\u7684\u8868\u6570\u91cf\uff0c\u57285\u4e2a\u4ee5\u5185\u3002\u5355\u8868\u5217\u8d8a\u591a\uff0c\u5efa\u8bae\u5e76\u53d1\u7684\u8868\u8d8a\u5c11\u3002\u5177\u4f53\u4ee5\u6570\u636e\u5e93\u7684\u7cfb\u7edf\u8d44\u6e90\u76d1\u63a7\u7ed3\u679c\u4e3a\u51c6\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_hint_%E4%BC%98%E5%8C%96\"><\/span>5.&nbsp;&nbsp;&nbsp; hint \u4f18\u5316<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u5982\u679c\u67d0\u4e9bSQL\u9700\u8981\u5728\u7279\u5b9a\u7cfb\u7edf\u53c2\u6570\u4e0b\u6027\u80fd\u6700\u4f73\uff0c\u53c8\u4e0d\u60f3\u4fee\u6539\u96c6\u7fa4\u53c2\u6570\u800c\u5f71\u54cd\u5176\u5b83SQL\uff0c\u53ef\u4ee5\u901a\u8fc7hint\u65b9\u5f0f\u8bbe\u7f6e\u5f53\u524dSQL\u7684\u53c2\u6570\u3002<\/p>\n\n\n\n<p>hint \u4ec5\u5bf9\u5f53\u524dSQL\u6709\u6548\u3002<\/p>\n\n\n\n<p>session\u8bbe\u7f6e(set)\u5bf9\u5f53\u524d\u8fde\u63a5\u6709\u6548\u3002<\/p>\n\n\n\n<p>session\u5168\u5c40\u8bbe\u7f6e(set global) \u5bf9\u6240\u6709\u65b0\u5f00\u59cb\u7684\u8fde\u63a5\u6709\u6548(\u4e0d\u5305\u62ec\u81ea\u5df1\u548c\u6b63\u5728\u6267\u884c\u4e2d\u7684SQL)<\/p>\n\n\n\n<p>\u914d\u7f6e\u6587\u4ef6\u5bf9\u6240\u6709\u8fde\u63a5\u6709\u6548\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"51_%E4%BD%BF%E7%94%A8%E6%96%B9%E6%B3%95%EF%BC%9A\"><\/span>5.1.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u4f7f\u7528\u65b9\u6cd5\uff1a<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>select&nbsp;\/*+&nbsp;_gbase_parallel_aggr_mode(2)&nbsp;*\/&nbsp;ci,count(*)&nbsp;from&nbsp;t1&nbsp;group&nbsp;by&nbsp;ci;<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u591a\u4e2a\u53c2\u6570\u7528\u9017\u53f7\u5206\u9694\u5f00\u3002<\/li><li>\u5c5e\u6027\u53ea\u5bf9\u672cSQL\u6709\u6548\u3002<\/li><li>\u7528gccli\u6267\u884c\uff0c\u5fc5\u987b\u589e\u52a0-c -q\u53c2\u6570\uff0c\u5426\u5219 &nbsp;\/* *\/\u4e4b\u95f4\u4f1a\u5f53\u6210\u6ce8\u91ca\u81ea\u52a8\u5ffd\u7565\u6389\u3002<\/li><\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"52_first_rows\"><\/span>5.2.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; first_rows<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>select&nbsp;\/*+ first_rows(10) *\/&nbsp;ci,count(*)&nbsp;from&nbsp;t where id=1234 limit 100;<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u4e0d\u80fd\u6709offset\u53c2\u6570\u3002<\/li><li>\u4e0d\u80fd\u6709order,groug\u7b49\u672c\u8eab\u5c31\u9700\u8981\u591a\u8282\u70b9\u5e76\u884c\u64cd\u4f5c\u7684\u8bed\u6cd5\u3002<\/li><li>\u968f\u673a\u5206\u5e03\u8868<\/li><li>\u4e0d\u652f\u6301union\uff0c\u4f46\u652f\u6301union all<\/li><\/ul>\n\n\n\n<p>\u5982\u679c\u5b8c\u5168\u5e76\u884c\uff0c\u6bcf\u4e2a\u8282\u70b9\u90fd\u8fd4\u56de100\u884c\uff0c\u90a3\u4e4810\u4e2a\u8282\u70b9\u5c06\u8fd4\u56de1000\u884c\uff0c\u800c\u6700\u7ec8\u6709900\u884c\u88ab\u629b\u5f03\uff0c\u4f1a\u9020\u6210\u8d44\u6e90\u6d6a\u8d39\u3002\u800c\u9ed8\u8ba4\u4f18\u5316\u65b9\u6848\u662f\uff1a\u9010\u4e2a\u8282\u70b9\u4e32\u884c\u67e5\u8be2\uff0c\u76f4\u5230\u884c\u6570\u7b26\u5408\u8981\u6c42\u3002\u6700\u4f73\u7ed3\u679c\u662f\u7b2c\u4e00\u4e2a\u8282\u70b9\u5c31\u6ee1\u8db3\u8981\u6c42\uff0c\u6700\u5dee\u7ed3\u679c\u662f\u5168\u90e8\u8282\u70b9\u4e32\u884c\u67e5\u8be2\u5b8c\u3002<\/p>\n\n\n\n<p>\u8fd9\u4e2a\u53c2\u6570\u662f\u8ba9\u6240\u6709\u8282\u70b9\u5168\u90e8\u53c2\u4e0e\u67e5\u8be2\uff0c\u6bcf\u6b21\u53ea\u8fd4\u56de\u6307\u5b9a\u7684\u884c\u6570\u884c\uff0c\u5982\u603b\u6570\u5df2\u7ecf\u8fbe\u5230limit\u8981\u6c42\uff0c\u5219\u4f1a\u5185\u90e8\u4e2d\u65ad\u540e\u7eed\u7684\u6570\u636e\u626b\u63cf\u548c\u4f20\u8f93\u3002\u4e00\u822c\u8bbe\u7f6e\u4e3alimit\u7684\u884c\u6570\u9664\u4ee5\u8282\u70b9\u6570\u91cf\uff0c\u6bd4\u5982100\u884c\uff0c10\u4e2a\u8282\u70b9\uff0c\u5219\u8fd9\u4e2a\u53c2\u6570\u5efa\u8bae\u519910\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>\u5982\u6709\u66f4\u591a\u7591\u95ee\uff0c\u53ef\u4ee5\u8bbf\u95ee\u5b98\u65b9\u8bba\u575b  <a href=\"http:\/\/www.gbase8a.com\/forum.php\">http:\/\/www.gbase8a.com\/forum.php<\/a><\/p>\n\n\n\n<p>\u6570\u636e\u5e93\u5165\u95e8\uff0c\u8bf7\u53c2\u8003  <a href=\"http:\/\/www.gbase8.cn\/en\/491\/\">http:\/\/www.gbase8.cn\/491<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>\u5357\u5927\u901a\u7528GBase 8a\u6570\u636e\u5e93\uff0c\u63d0\u4f9b\u4e86\u591a\u79cd\u4f18\u5316\u624b\u6bb5\uff0c\u6765\u534f\u52a9\u7528\u6237\u63d0\u4f9b\u4e1a\u52a1\u6027\u80fd\uff0c\u5305\u62ec\u89c4\u907f\u6570\u636e\u5e93\u7684\u52a3\u52bf\uff0c\u9009\u62e9\u5408\u9002\u7684\u8868\u5206\u5e03\u7b56\u7565\uff0c\u66f4\u9ad8\u6548\u7684\u52a0\u8f7d\u7b56\u7565\u7b49\u624b\u6bb5\u3002<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-786","post","type-post","status-publish","format-standard","hentry","category-gbase8a"],"_links":{"self":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/786","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=786"}],"version-history":[{"count":2,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/786\/revisions"}],"predecessor-version":[{"id":1304,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/786\/revisions\/1304"}],"wp:attachment":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/media?parent=786"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/categories?post=786"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/tags?post=786"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}