{"id":863,"date":"2022-01-25T20:49:11","date_gmt":"2022-01-25T12:49:11","guid":{"rendered":"https:\/\/www.dataisfun.cn\/?p=863"},"modified":"2022-01-25T20:50:28","modified_gmt":"2022-01-25T12:50:28","slug":"sql%e5%88%86%e7%b1%bb","status":"publish","type":"post","link":"https:\/\/www.dataisfun.cn\/?p=863","title":{"rendered":"SQL\u5206\u7c7b\u7b80\u8ff0"},"content":{"rendered":"\n<p class=\"has-small-font-size wp-block-paragraph\">\u6570\u5206\u4eba\u5458\u6bcf\u5929\u90fd\u5728\u4f7f\u7528SQL\uff0c\u4f46\u5bf9 SQL\u5206\u7c7b \u53ca\u5177\u4f53\u5b9a\u4e49\u53ef\u80fd\u5e76\u4e0d\u662f\u975e\u5e38\u6e05\u695a\uff0c\u56e0\u6b64\u672c\u6587\u5bf9SQL\u505a\u4e86\u7b80\u5355\u603b\u7ed3\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff0c\u6709\u4e86\u8fd9\u4e2a\u56fe\uff0c\u6211\u4eec\u5bf9SQL\u7684\u8ba4\u77e5\u5c31\u66f4\u6e05\u6670\u4e86\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1005\" height=\"539\" src=\"https:\/\/www.dataisfun.cn\/wp-content\/uploads\/2022\/01\/SQL\u5206\u7c7b.png\" alt=\"\" class=\"wp-image-864\" srcset=\"https:\/\/www.dataisfun.cn\/wp-content\/uploads\/2022\/01\/SQL\u5206\u7c7b.png?v=1645844629 1005w, https:\/\/www.dataisfun.cn\/wp-content\/uploads\/2022\/01\/SQL\u5206\u7c7b-300x161.png?v=1645844629 300w, https:\/\/www.dataisfun.cn\/wp-content\/uploads\/2022\/01\/SQL\u5206\u7c7b-768x412.png?v=1645844629 768w, https:\/\/www.dataisfun.cn\/wp-content\/uploads\/2022\/01\/SQL\u5206\u7c7b-559x300.png?v=1645844629 559w\" sizes=\"auto, (max-width: 1005px) 100vw, 1005px\" \/><\/figure>\n\n\n\n<p class=\"has-small-font-size wp-block-paragraph\">SQL\u4e3b\u8981\u5206\u4e3aDDL\u3001DML\u3001DCL\u8fd93\u7c7b\u8bed\u8a00\uff0c\u5176\u4e2d\u6570\u5206\u4eba\u5458\u5e38\u7528\u7684\u662fDML\uff0c\u4e5f\u5c31\u662f\u6211\u4eec\u5e38\u8bf4\u7684\u201c\u589e\u5220\u6539\u67e5\u201d\uff0c\u53e6\u5916\u4e5f\u4f1a\u6d45\u5ea6\u4f7f\u7528DDL\uff0cDCL\u57fa\u672c\u4e0d\u7528\u4e5f\u6ca1\u6743\u9650\u7528\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6570\u5206\u4eba\u5458\u6bcf\u5929\u90fd\u5728\u4f7f\u7528SQL\uff0c\u4f46\u5bf9 SQL\u5206\u7c7b \u53ca\u5177\u4f53\u5b9a\u4e49\u53ef\u80fd\u5e76\u4e0d\u662f\u975e\u5e38\u6e05\u695a\uff0c\u56e0\u6b64\u672c\u6587\u5bf9SQL\u505a\u4e86\u7b80\u5355&hellip; <a href=\"https:\/\/www.dataisfun.cn\/?p=863\" class=\"more-link read-more\" rel=\"bookmark\">\u7ee7\u7eed\u9605\u8bfb <span class=\"screen-reader-text\">SQL\u5206\u7c7b\u7b80\u8ff0<\/span><i class=\"fa fa-arrow-right\"><\/i><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[6],"class_list":["post-863","post","type-post","status-publish","format-standard","hentry","category-sql","tag-sql","h-entry","h-as-article"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.11 - 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