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SQL\u8a9e\u8a00<\/h3>\n<p>SQL\uff08\u7d50\u69cb\u5316\u67e5\u8a62\u8a9e\u8a00\uff09\u662f\u8207\u6578\u64da\u5eab\u4ea4\u4e92\u7684\u4e3b\u8981\u8a9e\u8a00\u3002\u5b78\u751f\u9700\u8981\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528SQL\u9032\u884c\u6578\u64da\u7684\u67e5\u8a62\u3001\u63d2\u5165\u3001\u66f4\u65b0\u548c\u522a\u9664\u7b49\u64cd\u4f5c\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684SQL\u67e5\u8a62\u793a\u4f8b\uff1a<\/p>\n<pre><code>SELECT * FROM students WHERE age &gt; 20;<\/code><\/pre>\n<h3 id=\"3-%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88-wJUFrhzfYg\">3. 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id=\"%e5%af%a6%e7%94%a8%e7%9a%84%e5%ad%b8%e7%bf%92%e8%b3%87%e6%ba%90-wJUFrhzfYg\">\u5be6\u7528\u7684\u5b78\u7fd2\u8cc7\u6e90<\/h2>\n<p>\u70ba\u4e86\u5e6b\u52a9\u5927\u5b78\u751f\u66f4\u597d\u5730\u5b78\u7fd2\u6578\u64da\u5eab\u6280\u8853\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u63a8\u85a6\u7684\u5b78\u7fd2\u8cc7\u6e90\uff1a<\/p>\n<ul>\n<li><strong>\u5728\u7dda\u8ab2\u7a0b\uff1a<\/strong>\u5e73\u53f0\u5982Coursera\u3001edX\u548cUdemy\u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u5eab\u76f8\u95dc\u7684\u5728\u7dda\u8ab2\u7a0b\uff0c\u9069\u5408\u4e0d\u540c\u7a0b\u5ea6\u7684\u5b78\u7fd2\u8005\u3002<\/li>\n<li><strong>\u66f8\u7c4d\uff1a<\/strong>\u5982\u300aSQL Fundamentals\u300b\u548c\u300aDatabase System 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id=\"%e7%b5%90%e8%ab%96-wJUFrhzfYg\">\u7d50\u8ad6<\/h2>\n<p>\u6578\u64da\u5eab\u6280\u8853\u5728\u73fe\u4ee3\u793e\u6703\u4e2d\u626e\u6f14\u8457\u8d8a\u4f86\u8d8a\u91cd\u8981\u7684\u89d2\u8272\u3002\u5c0d\u65bc\u5927\u5b78\u751f\u4f86\u8aaa\uff0c\u901a\u904e\u7cfb\u7d71\u7684\u6578\u64da\u5eab\u57f9\u8a13\uff0c\u4e0d\u50c5\u80fd\u5920\u63d0\u5347\u81ea\u8eab\u7684\u5c08\u696d\u6280\u80fd\uff0c\u9084\u80fd\u70ba\u672a\u4f86\u7684\u8077\u696d\u751f\u6daf\u92ea\u5e73\u9053\u8def\u3002\u96a8\u8457\u5c0d\u6578\u64da\u7ba1\u7406\u9700\u6c42\u7684\u589e\u52a0\uff0c\u638c\u63e1\u6578\u64da\u5eab\u6280\u8853\u5c07\u6210\u70ba\u4e00\u9805\u91cd\u8981\u7684\u7af6\u722d\u512a\u52e2\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> 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