{"id":15435,"date":"2024-11-17T21:08:00","date_gmt":"2024-11-17T13:08:00","guid":{"rendered":"https:\/\/fwq.ai\/blog\/?p=15435"},"modified":"2024-11-17T21:08:00","modified_gmt":"2024-11-17T13:08:00","slug":"mysql%e7%9a%84%e7%89%b9%e6%80%a7","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/15435\/","title":{"rendered":"MySQL\u7684\u7279\u6027"},"content":{"rendered":"

\u672c\u6587\u7ffb\u8bd1\u81ea\u5b98\u65b9mysql 5.7\u4f7f\u7528\u624b\u518c\uff0c\u53c2\u8003\u539f\u6587\u5730\u5740\uff1ahttps:\/\/dev.mysql.com\/doc\/refman\/5.7\/en\/features.html<\/p>\n

\u4e00\u3001\u5185\u90e8\u7ed3\u6784\u4e0e\u53ef\u79fb\u690d\u6027<\/h1>\n

1. \u4f7f\u7528C\u548cC++\u7f16\u5199<\/p>\n

2. \u4f7f\u7528\u591a\u79cd\u4e0d\u540c\u7684\u7f16\u8bd1\u5668\u6d4b\u8bd5<\/p>\n

3. \u53ef\u5728\u591a\u4e2a\u4e0d\u540c\u7684\u5e73\u53f0\u4e2d\u8fd0\u884c\uff0c\u53ef\u53c2\u8003\uff1ahttps:\/\/www.mysql.com\/support\/supportedplatforms\/database.html<\/p>\n

 <\/p>\n

4. \u5728 5.5\u4e4b\u540e\u7684\u7248\u672c\u4e2d\uff0c\u53ef\u4ee5\u66f4\u65b9\u4fbf\u7684\u4f7f\u7528 CMake\u7f16\u8bd1\uff0c5.5\u4e4b\u524d\u7684\u7248\u672c\u4f7f\u7528 GNU Automake\u3001Autoconf\u3001\u548c Libtool<\/p>\n

5. \u4f7f\u7528Purify \u3001Valgrind\u6d4b\u8bd5\uff08\u8fd9\u4e24\u6b3e\u90fd\u662f\u5185\u5b58\u6cc4\u6f0f\u6d4b\u8bd5\u5de5\u5177\uff09<\/p>\n

6. \u72ec\u7acb\u7684\u6a21\u5757\u91c7\u7528\u591a\u5c42\u670d\u52a1\u8bbe\u8ba1<\/p>\n

7.\u5145\u5206\u5229\u7528\u5185\u6838\u7ebf\u7a0b\u7684\u591a\u7ebf\u7a0b\u8bbe\u8ba1\uff0c\u66f4\u7b80\u5355\u7684\u4f7f\u7528\u591a\u6838CPU<\/p>\n

8. \u63d0\u4f9b\u4e8b\u52a1\u4e0e\u975e\u4e8b\u52a1\u7684\u5b58\u50a8\u5f15\u64ce<\/p>\n

9. \u7d22\u5f15\u538b\u7f29\u4f7f\u7528 B-tree<\/p>\n

10.\u80fd\u591f\u60f3\u5bf9\u7b80\u5355\u7684\u65b0\u589e\u7b2c\u4e09\u65b9\u5b58\u50a8\u5f15\u64ce\uff0c\u8fd9\u4e2a\u66f4\u65b9\u4fbf\u4e3a\u5185\u90e8\u7684\u6570\u636e\u5e93\u63d0\u4f9bSQL\u63a5\u53e3<\/p>\n

11.\u57fa\u4e8e\u975e\u5e38\u5feb\u901f\u7684\u7ebf\u7a0b\u5185\u5b58\u5206\u914d<\/p>\n

12.\u5feb\u901f\u6267\u884c\u5faa\u73af\u5d4c\u5957<\/p>\n

13.\u4f7f\u7528\u9ad8\u5ea6\u4f18\u5316\u7684\u7c7b\u5e93\uff0c\u5b9e\u73b0\u5c3d\u53ef\u80fd\u5757\u7684SQL\u51fd\u6570\u3002<\/p>\n

14.\u5728C\/S\u7684\u73af\u5883\u4e2d\uff0c\u4ee5\u72ec\u7acb\u7684\u9879\u76ee\u63d0\u4f9b\u670d\u52a1\uff0c\u8fd9\u79cd\u5e94\u7528\u53ef\u4ee5\u5728\u9694\u79bb\u6216\u6ca1\u6709\u7f51\u7edc\u53ef\u7528\u7684\u73af\u5883\u4e2d\u4f7f\u7528\u3002<\/p>\n

\u4e8c\u3001\u6570\u636e\u7c7b\u578b<\/h1>\n

1. \u591a\u79cd\u6570\u636e\u7c7b\u578b\uff1a\u6709\u7b26\u53f7\/\u65e0\u7b26\u53f7 1\u30012\u30013\u30014\u30018\u4f4d\u6574\u5f62\uff0cFLOAT, DOUBLE, CHAR, VARCHAR, BINARY, VARBINARY, TEXT, BLOB, DATE, TIME, DATETIME, TIMESTAMP, YEAR, SET, ENUM\uff0c\u5730\u7406\u4f4d\u7f6e\u4fe1\u606f<\/p>\n

2.\u00a0\u56fa\u5b9a\u957f\u5ea6\u548c\u53ef\u53d8\u957f\u5ea6\u7684\u5b57\u7b26\u4e32\u7c7b\u578b<\/span><\/p>\n

\u4e09\u3001\u8bed\u6cd5\u4e0e\u51fd\u6570<\/h1>\n

1. \u5728 select \u548c where \u4e2d\u652f\u6301\u8fd0\u7b97\u548c\u51fd\u6570\u3002\u4f8b\u5982\uff1a<\/p>\n

\n
mysql><\/span> SELECT<\/span> CONCAT<\/span><\/strong>(<\/span>first_name,<\/span> ' '<\/span>,<\/span> last_name)<\/span>\r\n    -><\/span> FROM<\/span> citizen\r\n    -><\/span> WHERE<\/span> income\/<\/span>dependents<\/strong> ><\/span> 10000<\/span> AND<\/span> age ><\/span> 30<\/span>;<\/span><\/code><\/pre>\n<\/div>\n
2. \u652f\u6301Group by \u548c Order by \u5b50\u53e5\u4e2d\u4f7f\u7528\u7ec4\u51fd\u6570\uff1aCOUNT(), AVG(), STD(), SUM(), MAX(), MIN(), and GROUP_CONCAT()<\/p>\n
3. \u652f\u6301 LEFT OUTER JOIN \u548c RIGHT OUTER JOIN \u4ee5\u53ca\u6807\u51c6\u7684SQL\u548cODBC\u7684\u8bed\u6cd5<\/p>\n
4. \u652f\u6301\u8868\uff08table\uff09\u548c\u5217\uff08column\uff09\u7684\u522b\u540d<\/p>\n
5. \u652f\u6301DELETE, INSERT, REPLACE,\u00a0 UPDATE\u7684\u64cd\u4f5c\u8fd4\u56de\u64cd\u4f5c\u7684\u884c\u6570.<\/p>\n
6. \u652f\u6301MYSQL\u7684\u7279\u5b9ashow\u8bed\u6cd5\uff0c\u53ef\u68c0\u7d22\u6570\u636e\u5e93\u3001\u5b58\u50a8\u5f15\u64ce\u3001\u8868\u3001\u7d22\u5f15\u4fe1\u606f\u3002\u4f7f\u7528\u6807\u51c6\u7684SQL\u5b9e\u73b0\u00a0INFORMATION_SCHEMA \u8868\u7684\u6570\u636e\u3002<\/p>\n
7. EXPLAIN\u4f18\u5316\u68c0\u7d22\u5206\u6790<\/p>\n
8. \u53ef\u4ee5\u5173\u8054\u4e0d\u540c\u6570\u636e\u5e93\u4e4b\u95f4\u7684\u8868<\/p>\n
\u56db\u3001\u5b89\u5168<\/h1>\n
1. \u4f7f\u7528host-based verification\u5b9e\u73b0\u7684\uff0c\u7075\u6d3b\u3001\u5b89\u5168\u7684\u6743\u9650\u5bc6\u7801\u7cfb\u7edf\u3002<\/p>\n
2. \u5bc6\u7801\u5728\u8fde\u63a5\u670d\u52a1\u5668\u65f6\u52a0\u5bc6<\/p>\n
\u4e94\u3001\u6269\u5c55\u6027\u4e0e\u9650\u5236<\/h1>\n
1. \u76ee\u524d\u4f7f\u7528\u7684\u6570\u636e\u5e93\u5305\u542b\u4e86 5000\u4e07\u6761\u8bb0\u5f55\uff0c\u5728\u6211\u4eec\u77e5\u9053\u7684\u4f7f\u7528\u8005\u5f53\u4e2d\uff0cMYSQL\u7684\u670d\u52a1\u5305\u542b20\u4e07\u4e2a\u8868\uff0c\u53ca50\u4ebf\u6761\u8bb0\u5f55\u3002<\/p>\n
2. \u6bcf\u4e2a\u8868\u652f\u630164\u4e2a\u7d22\u5f15\uff0c\u6bcf\u4e2a\u7d22\u5f15\u652f\u63011-16\u4e2a\u5217\uff0c\u5728InnoDB\u4e2d\uff0c\u6700\u5927\u652f\u6301767\u62163072\u4e2a\u5b57\u8282\u3002MyISAM\u4e2d\u652f\u63011000\u4e2a\u5b57\u8282\u3002\u7d22\u5f15\u53ef\u4ee5\u4f7f\u7528\u524d\u7f00\u7684\u5217CHAR\uff0cVARCHAR\uff0cBLOB\uff0c\u6216\u6587\u672c\u5217\u7c7b\u578b<\/p>\n
\u516d\u3001\u8fde\u63a5<\/h1>\n
1. Unix\u7cfb\u7edf\u4e2d\u652f\u6301TCP\/IP\u534f\u8bae\u4ee5\u53casocket\uff0cwindow\u7cfb\u7edf\u652f\u6301tcp\/ip\u3001\u547d\u540d\u7ba1\u9053\u3001\u5171\u4eab\u5185\u5b58<\/p>\n
2. \u5ba2\u6237\u7aef\u652f\u6301\u591a\u79cd\u8bed\u8a00<\/p>\n
3. \u63d0\u4f9bC, C++, Eiffel, Java, Perl, PHP, Python, Ruby \u7b49\u7248\u672c\u7684API<\/p>\n
4. \u652f\u6301ODBC\u548cJDBC\u3001ADO.NET<\/p>\n
\u4e03\u3001\u672c\u5730\u5316<\/h1>\n
1. \u63d0\u4f9b\u591a\u79cd\u8bed\u8a00\u7684\u9519\u8bef\u6d88\u606f<\/p>\n
2. \u63d0\u4f9b\u591a\u79cd\u5b57\u7b26\u96c6<\/p>\n
3. \u6839\u636e\u9009\u62e9\u7684\u5b57\u7b26\u96c6\u4fdd\u5b58\u6570\u636e<\/p>\n
4. \u6309\u7167\u9ed8\u8ba4\u7684\u5b57\u7b26\u6392\u5e8f\u548c\u6bd4\u8f83<\/p>\n
\u516b\u3001\u5ba2\u6237\u7aef\u4e0e\u5de5\u5177<\/h1>\n
1. \u53ef\u6267\u884c\u7a0b\u5e8f\uff1amysqldump \u548c mysqladmin\uff0c\u53ef\u89c6\u5316\u5de5\u5177\uff1aMySQL Workbench<\/p>\n
2. mysqlcheck<\/p>\n
3. \u4f7f\u7528\u2013help or -? \u9009\u9879\uff0c\u67e5\u770b\u66f4\u591a\u5185\u5bb9<\/p>\n","protected":false},"excerpt":{"rendered":"
\u672c\u6587\u7ffb\u8bd1\u81ea\u5b98\u65b9mysql 5.7\u4f7f\u7528\u624b\u518c\uff0c\u53c2\u8003\u539f\u6587\u5730\u5740\uff1ahttps:\/\/dev.mysql.com\/doc\/refman\/5.7\/en\/features.html \u4e00\u3001\u5185\u90e8\u7ed3\u6784\u4e0e\u53ef\u79fb\u690d\u6027 1. \u4f7f\u7528C\u548cC++\u7f16\u5199 2. \u4f7f\u7528\u591a\u79cd\u4e0d\u540c\u7684\u7f16\u8bd1\u5668\u6d4b\u8bd5 3. \u53ef\u5728\u591a\u4e2a\u4e0d\u540c\u7684\u5e73\u53f0\u4e2d\u8fd0\u884c\uff0c\u53ef\u53c2\u8003\uff1ahttps:\/\/www.mysql.com\/support\/supportedplatforms\/database.html   4. \u5728 5.5\u4e4b\u540e\u7684\u7248\u672c\u4e2d\uff0c\u53ef\u4ee5\u66f4\u65b9\u4fbf\u7684\u4f7f\u7528 CMake\u7f16\u8bd1\uff0c5.5\u4e4b\u524d\u7684\u7248\u672c\u4f7f\u7528 GNU Automake\u3001Autoconf\u3001\u548c Libtool 5. \u4f7f\u7528Purify \u3001Valgrind\u6d4b\u8bd5\uff08\u8fd9\u4e24\u6b3e\u90fd\u662f\u5185\u5b58\u6cc4\u6f0f\u6d4b\u8bd5\u5de5\u5177\uff09 6. \u72ec\u7acb\u7684\u6a21\u5757\u91c7\u7528\u591a\u5c42\u670d\u52a1\u8bbe\u8ba1 7.\u5145\u5206\u5229\u7528\u5185\u6838\u7ebf\u7a0b\u7684\u591a\u7ebf\u7a0b\u8bbe\u8ba1\uff0c\u66f4\u7b80\u5355\u7684\u4f7f\u7528\u591a\u6838CPU 8. \u63d0\u4f9b\u4e8b\u52a1\u4e0e\u975e\u4e8b\u52a1\u7684\u5b58\u50a8\u5f15\u64ce 9. \u7d22\u5f15\u538b\u7f29\u4f7f\u7528 B-tree 10.\u80fd\u591f\u60f3\u5bf9\u7b80\u5355\u7684\u65b0\u589e\u7b2c\u4e09\u65b9\u5b58\u50a8\u5f15\u64ce\uff0c\u8fd9\u4e2a\u66f4\u65b9\u4fbf\u4e3a\u5185\u90e8\u7684\u6570\u636e\u5e93\u63d0\u4f9bSQL\u63a5\u53e3 11.\u57fa\u4e8e\u975e\u5e38\u5feb\u901f\u7684\u7ebf\u7a0b\u5185\u5b58\u5206\u914d 12.\u5feb\u901f\u6267\u884c\u5faa\u73af\u5d4c\u5957 13.\u4f7f\u7528\u9ad8\u5ea6\u4f18\u5316\u7684\u7c7b\u5e93\uff0c\u5b9e\u73b0\u5c3d\u53ef\u80fd\u5757\u7684SQL\u51fd\u6570\u3002 14.\u5728C\/S\u7684\u73af\u5883\u4e2d\uff0c\u4ee5\u72ec\u7acb\u7684\u9879\u76ee\u63d0\u4f9b\u670d\u52a1\uff0c\u8fd9\u79cd\u5e94\u7528\u53ef\u4ee5\u5728\u9694\u79bb\u6216\u6ca1\u6709\u7f51\u7edc\u53ef\u7528\u7684\u73af\u5883\u4e2d\u4f7f\u7528\u3002 \u4e8c\u3001\u6570\u636e\u7c7b\u578b 1. \u591a\u79cd\u6570\u636e\u7c7b\u578b\uff1a\u6709\u7b26\u53f7\/\u65e0\u7b26\u53f7 1\u30012\u30013\u30014\u30018\u4f4d\u6574\u5f62\uff0cFLOAT, DOUBLE, CHAR, VARCHAR, BINARY, VARBINARY, TEXT, BLOB, DATE, TIME, DATETIME, TIMESTAMP, YEAR, SET, ENUM\uff0c\u5730\u7406\u4f4d\u7f6e\u4fe1\u606f 2.\u00a0\u56fa\u5b9a\u957f\u5ea6\u548c\u53ef\u53d8\u957f\u5ea6\u7684\u5b57\u7b26\u4e32\u7c7b\u578b \u4e09\u3001\u8bed\u6cd5\u4e0e\u51fd\u6570 1. \u5728 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-15435","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/15435","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=15435"}],"version-history":[{"count":1,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/15435\/revisions"}],"predecessor-version":[{"id":15436,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/15435\/revisions\/15436"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=15435"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=15435"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=15435"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}