MySQL 8.0 \u6b63\u5f0f\u7248 8.0.11 \u5df2\u53d1\u5e03\uff0c\u5b98\u65b9\u8868\u793a MySQL 8 \u8981\u6bd4 MySQL 5.7 \u5feb 2 \u500d\uff0c\u8fd8\u5e26\u6765\u4e86\u5927\u91cf\u7684\u6539\u8fdb\u548c\u66f4\u5feb\u7684\u6027\u80fd\u3002\u4e0b\u9762\u6211\u4eec\u5c06\u7b80\u8981\u4ecb\u7ecd\u4e0b MySQL 8.0 \u4e2d\u503c\u5f97\u5173\u6ce8\u7684\u65b0\u7279\u6027\u548c\u6539\u8fdb\uff1a<\/p>\n
1. \u9690\u85cf\u7d22\u5f15<\/strong><\/p>\n
\u9690\u85cf\u7d22\u5f15\u7684\u7279\u6027\u5bf9\u4e8e\u6027\u80fd\u8c03\u8bd5\u975e\u5e38\u6709\u7528\u3002\u5728 8.0 \u4e2d\uff0c\u7d22\u5f15\u53ef\u4ee5\u88ab \u201c\u9690\u85cf\u201d \u548c \u201c\u663e\u793a\u201d\u3002\u5f53\u4e00\u4e2a\u7d22\u5f15\u9690\u85cf\u65f6\uff0c\u5b83\u4e0d\u4f1a\u88ab\u67e5\u8be2\u4f18\u5316\u5668\u6240\u4f7f\u7528\u3002<\/p>\n
\u4e5f\u5c31\u662f\u8bf4\uff0c\u6211\u4eec\u53ef\u4ee5\u9690\u85cf\u4e00\u4e2a\u7d22\u5f15\uff0c\u7136\u540e\u89c2\u5bdf\u5bf9\u6570\u636e\u5e93\u7684\u5f71\u54cd\u3002\u5982\u679c\u6570\u636e\u5e93\u6027\u80fd\u6709\u6240\u4e0b\u964d\uff0c\u5c31\u8bf4\u660e\u8fd9\u4e2a\u7d22\u5f15\u662f\u6709\u7528\u7684\uff0c\u4e8e\u662f\u5c06\u5176 \u201c\u6062\u590d\u663e\u793a\u201d \u5373\u53ef\uff1b\u5982\u679c\u6570\u636e\u5e93\u6027\u80fd\u770b\u4e0d\u51fa\u53d8\u5316\uff0c\u8bf4\u660e\u8fd9\u4e2a\u7d22\u5f15\u662f\u591a\u4f59\u7684\uff0c\u53ef\u4ee5\u5220\u6389\u4e86\u3002<\/p>\n
\u9690\u85cf\u4e00\u4e2a\u7d22\u5f15\u7684\u8bed\u6cd5\u662f\uff1a<\/p>\n
ALTER TABLE t ALTER INDEX i INVISIBLE;<\/code><\/pre>\n\u6062\u590d\u663e\u793a\u8be5\u7d22\u5f15\u7684\u8bed\u6cd5\u662f\uff1a<\/p>\n
ALTER TABLE t ALTER INDEX i VISIBLE;<\/code><\/pre>\n\u5f53\u4e00\u4e2a\u7d22\u5f15\u88ab\u9690\u85cf\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u4ece show index<\/code> \u547d\u4ee4\u7684\u8f93\u51fa\u4e2d\u770b\u5230\uff0c\u8be5\u7d22\u5f15\u7684 Visible \u5c5e\u6027\u503c\u4e3a NO\u3002<\/p>\n
\u6ce8\u610f\uff1a\u5f53\u7d22\u5f15\u88ab\u9690\u85cf\u65f6\uff0c\u5b83\u7684\u5185\u5bb9\u4ecd\u7136\u662f\u548c\u6b63\u5e38\u7d22\u5f15\u4e00\u6837\u5b9e\u65f6\u66f4\u65b0\u7684\uff0c\u8fd9\u4e2a\u7279\u6027\u672c\u8eab\u662f\u4e13\u95e8\u4e3a\u4f18\u5316\u8c03\u8bd5\u4f7f\u7528\u3002\u5982\u679c\u4f60\u957f\u671f\u9690\u85cf\u4e00\u4e2a\u7d22\u5f15\uff0c\u90a3\u8fd8\u4e0d\u5982\u5e72\u8106\u5220\u6389\uff0c\u56e0\u4e3a\u6bd5\u7adf\u7d22\u5f15\u7684\u5b58\u5728\u4f1a\u5f71\u54cd\u63d2\u5165\u3001\u66f4\u65b0\u548c\u5220\u9664\u7684\u6027\u80fd\u3002<\/p><\/blockquote>\n
2. \u8bbe\u7f6e\u6301\u4e45\u5316<\/strong><\/p>\n
MySQL \u7684\u8bbe\u7f6e\u53ef\u4ee5\u5728\u8fd0\u884c\u65f6\u901a\u8fc7 SET GLOBAL<\/code> \u547d\u4ee4\u6765\u66f4\u6539\uff0c\u4f46\u662f\u8fd9\u79cd\u66f4\u6539\u53ea\u4f1a\u4e34\u65f6\u751f\u6548\uff0c\u5230\u4e0b\u6b21\u542f\u52a8\u65f6\u6570\u636e\u5e93\u53c8\u4f1a\u4ece\u914d\u7f6e\u6587\u4ef6\u4e2d\u8bfb\u53d6\u3002<\/p>\n
MySQL 8.0 \u65b0\u589e\u4e86 SET PERSIST<\/code> \u547d\u4ee4\uff0c\u4f8b\u5982\uff1a<\/p>\n
SET PERSIST max_connections = 500;<\/code><\/pre>\nMySQL \u4f1a\u5c06\u8be5\u547d\u4ee4\u7684\u914d\u7f6e\u4fdd\u5b58\u5230\u6570\u636e\u76ee\u5f55\u4e0b\u7684 mysqld-auto.cnf \u6587\u4ef6\u4e2d\uff0c\u4e0b\u6b21\u542f\u52a8\u65f6\u4f1a\u8bfb\u53d6\u8be5\u6587\u4ef6\uff0c\u7528\u5176\u4e2d\u7684\u914d\u7f6e\u6765\u8986\u76d6\u7f3a\u7701\u7684\u914d\u7f6e\u6587\u4ef6\u3002<\/p>\n
3. UTF-8 \u7f16\u7801<\/strong><\/p>\n
\u4ece MySQL 8.0 \u5f00\u59cb\uff0c\u6570\u636e\u5e93\u7684\u7f3a\u7701\u7f16\u7801\u5c06\u6539\u4e3a utf8mb4\uff0c\u8fd9\u4e2a\u7f16\u7801\u5305\u542b\u4e86\u6240\u6709 emoji \u5b57\u7b26\u3002\u591a\u5c11\u5e74\u6765\u6211\u4eec\u4f7f\u7528 MySQL \u90fd\u8981\u5728\u7f16\u7801\u65b9\u9762\u5c0f\u5fc3\u7ffc\u7ffc\uff0c\u751f\u6015\u5fd8\u4e86\u5c06\u7f3a\u7701\u7684 latin \u6539\u6389\u800c\u51fa\u73b0\u4e71\u7801\u95ee\u9898\u3002\u4ece\u6b64\u4ee5\u540e\u5c31\u4e0d\u7528\u62c5\u5fc3\u4e86\u3002<\/p>\n
4. \u901a\u7528\u8868\u8868\u8fbe\u5f0f\uff08Common Table Expressions\uff09<\/strong><\/p>\n
\u590d\u6742\u7684\u67e5\u8be2\u4f1a\u4f7f\u7528\u5d4c\u5165\u5f0f\u8868\uff0c\u4f8b\u5982\uff1a<\/p>\n
SELECT t1.*, t2.* FROM\r\n(SELECT col1 FROM table1) t1,\r\n(SELECT col2 FROM table2) t2;<\/code><\/pre>\n\u800c\u6709\u4e86 CTE\uff0c\u6211\u4eec\u53ef\u4ee5\u8fd9\u6837\u5199\uff1a<\/p>\n
WITH\r\nt1 AS (SELECT col1 FROM table1),\r\nt2 AS (SELECT col2 FROM table2)\r\nSELECT t1.*, t2.*\r\nFROM t1, t2;<\/code><\/pre>\n\u8fd9\u6837\u770b\u4e0a\u53bb\u5c42\u6b21\u548c\u533a\u57df\u90fd\u66f4\u52a0\u5206\u660e\uff0c\u6539\u8d77\u6765\u4e5f\u66f4\u6e05\u6670\u7684\u77e5\u9053\u8981\u6539\u54ea\u4e00\u90e8\u5206\u3002<\/p>\n
\u5173\u4e8e CTE \u7684\u66f4\u8be6\u7ec6\u4ecb\u7ecd\u8bf7\u770b\u5b98\u65b9\u6587\u6863:https:\/\/dev.mysql.com\/doc\/refman\/8.0\/en\/with.html<\/p>\n
5. \u7a97\u53e3\u51fd\u6570\uff08Window Functions\uff09<\/strong><\/p>\n
MySQL \u88ab\u5410\u69fd\u6700\u591a\u7684\u7279\u6027\u4e4b\u4e00\u5c31\u662f\u7f3a\u5c11 rank()<\/code> \u51fd\u6570\uff0c\u5f53\u9700\u8981\u5728\u67e5\u8be2\u5f53\u4e2d\u5b9e\u73b0\u6392\u540d\u65f6\uff0c\u5fc5\u987b\u624b\u5199 @ \u53d8\u91cf\u3002\u4f46\u662f\u4ece 8.0 \u5f00\u59cb\uff0cMySQL \u65b0\u589e\u4e86\u4e00\u4e2a\u53eb\u7a97\u53e3\u51fd\u6570\u7684\u6982\u5ff5\uff0c\u5b83\u53ef\u4ee5\u7528\u6765\u5b9e\u73b0\u82e5\u5e72\u65b0\u7684\u67e5\u8be2\u65b9\u5f0f\u3002<\/p>\n
\u7a97\u53e3\u51fd\u6570\u6709\u70b9\u50cf\u662f SUM()\u3001COUNT() \u90a3\u6837\u7684\u96c6\u5408\u51fd\u6570\uff0c\u4f46\u5b83\u5e76\u4e0d\u4f1a\u5c06\u591a\u884c\u67e5\u8be2\u7ed3\u679c\u5408\u5e76\u4e3a\u4e00\u884c\uff0c\u800c\u662f\u5c06\u7ed3\u679c\u653e\u56de\u591a\u884c\u5f53\u4e2d\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u7a97\u53e3\u51fd\u6570\u662f\u4e0d\u9700\u8981 GROUP BY \u7684\u3002<\/p>\n
\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u5f20 \u201c\u73ed\u7ea7\u5b66\u751f\u4eba\u6570\u201d \u8868\uff1a<\/p>\n
mysql> select * from classes;\r\n+--------+-----------+\r\n| name \u00a0 | stu_count |\r\n+--------+-----------+\r\n| class1 | \u00a0 \u00a0 \u00a0 \u00a041 |\r\n| class2 | \u00a0 \u00a0 \u00a0 \u00a043 |\r\n| class3 | \u00a0 \u00a0 \u00a0 \u00a057 |\r\n| class4 | \u00a0 \u00a0 \u00a0 \u00a057 |\r\n| class5 | \u00a0 \u00a0 \u00a0 \u00a037 |\r\n+--------+-----------+\r\n5 rows in set (0.00 sec)<\/code><\/pre>\n\u5982\u679c\u6211\u8981\u5bf9\u73ed\u7ea7\u4eba\u6570\u4ece\u5c0f\u5230\u5927\u8fdb\u884c\u6392\u540d\uff0c\u53ef\u4ee5\u8fd9\u6837\u5229\u7528\u7a97\u53e3\u51fd\u6570\uff1a<\/p>\n
mysql> select *, rank() over w as `rank` from classes\r\n-> window w as (order by stu_count);\r\n+--------+-----------+------+\r\n| name \u00a0 | stu_count | rank |\r\n+--------+-----------+------+\r\n| class5 | \u00a0 \u00a0 \u00a0 \u00a037 | \u00a0 \u00a01 |\r\n| class1 | \u00a0 \u00a0 \u00a0 \u00a041 | \u00a0 \u00a02 |\r\n| class2 | \u00a0 \u00a0 \u00a0 \u00a043 | \u00a0 \u00a03 |\r\n| class3 | \u00a0 \u00a0 \u00a0 \u00a057 | \u00a0 \u00a04 |\r\n| class4 | \u00a0 \u00a0 \u00a0 \u00a057 | \u00a0 \u00a04 |\r\n+--------+-----------+------+\r\n5 rows in set (0.00 sec)<\/code><\/pre>\n\u5728\u8fd9\u91cc\u6211\u4eec\u521b\u5efa\u4e86\u540d\u4e3a w \u7684 window\uff0c\u89c4\u5b9a\u5b83\u5bf9 stu_count \u5b57\u6bb5\u8fdb\u884c\u6392\u5e8f\uff0c\u7136\u540e\u5728 select \u5b50\u53e5\u4e2d\u5bf9 w \u6267\u884c rank() \u65b9\u6cd5\uff0c\u5c06\u7ed3\u679c\u8f93\u51fa\u4e3a rank \u5b57\u6bb5\u3002<\/p>\n
\u5176\u5b9e\uff0cwindow \u7684\u521b\u5efa\u662f\u53ef\u9009\u7684\u3002\u4f8b\u5982\u6211\u8981\u5728\u6bcf\u4e00\u884c\u4e2d\u52a0\u5165\u5b66\u751f\u603b\u6570\uff0c\u5219\u53ef\u4ee5\u8fd9\u6837\uff1a<\/p>\n
mysql> select *, sum(stu_count) over() as total_count\r\n-> from classes;\r\n+--------+-----------+-------------+\r\n| name \u00a0 | stu_count | total_count |\r\n+--------+-----------+-------------+\r\n| class1 | \u00a0 \u00a0 \u00a0 \u00a041 | \u00a0 \u00a0 \u00a0 \u00a0 235 |\r\n| class2 | \u00a0 \u00a0 \u00a0 \u00a043 | \u00a0 \u00a0 \u00a0 \u00a0 235 |\r\n| class3 | \u00a0 \u00a0 \u00a0 \u00a057 | \u00a0 \u00a0 \u00a0 \u00a0 235 |\r\n| class4 | \u00a0 \u00a0 \u00a0 \u00a057 | \u00a0 \u00a0 \u00a0 \u00a0 235 |\r\n| class5 | \u00a0 \u00a0 \u00a0 \u00a037 | \u00a0 \u00a0 \u00a0 \u00a0 235 |\r\n+--------+-----------+-------------+\r\n5 rows in set (0.00 sec)<\/code><\/pre>\n\u8fd9\u6837\u505a\u6709\u4ec0\u4e48\u7528\u5462\uff1f\u8fd9\u6837\u6211\u4eec\u5c31\u53ef\u4ee5\u4e00\u6b21\u6027\u5c06\u6bcf\u4e2a\u73ed\u7ea7\u7684\u5b66\u751f\u4eba\u6570\u5360\u6bd4\u67e5\u51fa\u6765\u4e86\uff1a<\/p>\n
mysql> select *,\r\n-> (stu_count)\/(sum(stu_count) over()) as rate\r\n-> from classes;\r\n+--------+-----------+--------+\r\n| name \u00a0 | stu_count | rate \u00a0 |\r\n+--------+-----------+--------+\r\n| class1 | \u00a0 \u00a0 \u00a0 \u00a041 | 0.1745 |\r\n| class2 | \u00a0 \u00a0 \u00a0 \u00a043 | 0.1830 |\r\n| class3 | \u00a0 \u00a0 \u00a0 \u00a057 | 0.2426 |\r\n| class4 | \u00a0 \u00a0 \u00a0 \u00a057 | 0.2426 |\r\n| class5 | \u00a0 \u00a0 \u00a0 \u00a037 | 0.1574 |\r\n+--------+-----------+--------+\r\n5 rows in set (0.00 sec)<\/code><\/pre>\n\u8fd9\u5728\u4ee5\u524d\u53ef\u662f\u8981\u5199\u4e00\u5927\u6bb5\u6666\u6da9\u96be\u61c2\u7684\u8bed\u53e5\u624d\u80fd\u505a\u5230\u7684\u54e6\uff01\u5173\u4e8e\u7a97\u53e3\u51fd\u6570\u7684\u66f4\u591a\u4ecb\u7ecd\u5728\u8fd9\u91cc: https:\/\/dev.mysql.com\/doc\/refman\/8.0\/en\/window-function-descriptions.html\u3002<\/p>\n
6. \u66f4\u591a\u5176\u5b83\u65b9\u9762\u7684\u6539\u8fdb<\/strong><\/p>\n
\n\u66f4\u597d\u7684\u6027\u80fd\uff1aMySQL 8.0 \u5728\u4ee5\u4e0b\u65b9\u9762\u5e26\u6765\u4e86\u66f4\u597d\u7684\u6027\u80fd\uff1a\u8bfb\/\u5199\u5de5\u4f5c\u8d1f\u8f7d\u3001IO \u5bc6\u96c6\u578b\u5de5\u4f5c\u8d1f\u8f7d\u3001\u4ee5\u53ca\u9ad8\u7ade\u4e89\uff08\u70ed\u70b9\u7ade\u4e89\u95ee\u9898\uff09\u5de5\u4f5c\u8d1f\u8f7d\u3002<\/li>\n<\/ul>\n<\/p>\n
\n\u5b8c\u5584\u5bf9 NoSQL \u7684\u652f\u6301\uff1aMySQL \u4ece 5.7 \u7248\u672c\u5f00\u59cb\u63d0\u4f9b NoSQL \u5b58\u50a8\u529f\u80fd\uff0c\u76ee\u524d\u5728 8.0 \u7248\u672c\u4e2d\u8fd9\u90e8\u5206\u529f\u80fd\u4e5f\u5f97\u5230\u4e86\u66f4\u5927\u7684\u6539\u8fdb\u3002\u8be5\u9879\u529f\u80fd\u6d88\u9664\u4e86\u5bf9\u72ec\u7acb\u7684 NoSQL \u6587\u6863\u6570\u636e\u5e93\u7684\u9700\u6c42\uff0c\u800c MySQL \u6587\u6863\u5b58\u50a8\u4e5f\u4e3a schema-less \u6a21\u5f0f\u7684 JSON \u6587\u6863\u63d0\u4f9b\u4e86\u591a\u6587\u6863\u4e8b\u52a1\u652f\u6301\u548c\u5b8c\u6574\u7684 ACID \u5408\u89c4\u6027\u3002<\/li>\n
\u964d\u5e8f\u7d22\u5f15\uff1aMySQL 8.0 \u4e3a\u7d22\u5f15\u63d0\u4f9b\u6309\u964d\u5e8f\u65b9\u5f0f\u8fdb\u884c\u6392\u5e8f\u7684\u652f\u6301\uff0c\u5728\u8fd9\u79cd\u7d22\u5f15\u4e2d\u7684\u503c\u4e5f\u4f1a\u6309\u964d\u5e8f\u7684\u65b9\u5f0f\u8fdb\u884c\u6392\u5e8f\u3002<\/li>\n
\u5b8c\u5584\u5bf9 JSON \u7684\u652f\u6301\uff1aMySQL 8.0 \u5927\u5e45\u6539\u8fdb\u4e86\u5bf9 JSON \u7684\u652f\u6301\uff0c\u6dfb\u52a0\u4e86\u57fa\u4e8e\u8def\u5f84\u67e5\u8be2\u53c2\u6570\u4ece JSON \u5b57\u6bb5\u4e2d\u62bd\u53d6\u6570\u636e\u7684 JSON_EXTRACT() \u51fd\u6570\uff0c\u4ee5\u53ca\u7528\u4e8e\u5c06\u6570\u636e\u5206\u522b\u7ec4\u5408\u5230 JSON \u6570\u7ec4\u548c\u5bf9\u8c61\u4e2d\u7684 JSON_ARRAYAGG() \u548c JSON_OBJECTAGG() \u805a\u5408\u51fd\u6570\u3002<\/li>\n
\u53ef\u9760\u6027\u589e\u5f3a\uff1aInnoDB \u73b0\u5728\u652f\u6301\u8868 DDL \u7684\u539f\u5b50\u6027\uff0c\u4e5f\u5c31\u662f InnoDB \u8868\u4e0a\u7684 DDL \u4e5f\u53ef\u4ee5\u5b9e\u73b0\u4e8b\u52a1\u5b8c\u6574\u6027\uff0c\u8981\u4e48\u5931\u8d25\u56de\u6eda\uff0c\u8981\u4e48\u6210\u529f\u63d0\u4ea4\uff0c\u4e0d\u81f3\u4e8e\u51fa\u73b0 DDL \u65f6\u90e8\u5206\u6210\u529f\u7684\u95ee\u9898\uff0c\u6b64\u5916\u8fd8\u652f\u6301 crash-safe \u7279\u6027\uff0c\u5143\u6570\u636e\u5b58\u50a8\u5728\u5355\u4e2a\u4e8b\u52a1\u6570\u636e\u5b57\u5178\u4e2d\u3002<\/li>\n
\u63d0\u4f9b\u539f\u751f\u9ad8\u53ef\u7528\u6027\u65b9\u6848\uff1aInnoDB \u96c6\u7fa4\u4e3a\u60a8\u7684\u6570\u636e\u5e93\u63d0\u4f9b\u96c6\u6210\u7684\u539f\u751f HA \u89e3\u51b3\u65b9\u6848\u3002<\/li>\n
\u5b89\u5168\u6027\u65b9\u9762\u7684\u589e\u52a0\uff1a\u5bf9 OpenSSL \u7684\u6539\u8fdb\uff0c\u5e76\u63d0\u4f9b\u65b0\u7684\u9ed8\u8ba4\u8eab\u4efd\u9a8c\u8bc1\u3001SQL \u89d2\u8272\u3001\u5bc6\u7801\u5f3a\u5ea6\u3001\u6388\u6743\u65b9\u5f0f\u3002<\/li>\n<\/ul>\n\u66f4\u8be6\u7ec6\u66f4\u65b0\u8bf4\u660e\u53ef\u53c2\u8003\u5b98\u65b9\u6587\u6863\uff1ahttps:\/\/dev.mysql.com\/doc\/relnotes\/mysql\/8.0\/en\/news-8-0-11.html<\/p>\n
\u6ce8\u610f\uff1a\u4ece MySQL 5.7 \u5347\u7ea7\u5230 MySQL 8.0 \u4ec5\u652f\u6301\u901a\u8fc7\u4f7f\u7528 in-place \u65b9\u5f0f\u8fdb\u884c\u5347\u7ea7\uff0c\u5e76\u4e14\u4e0d\u652f\u6301\u4ece MySQL 8.0 \u964d\u7ea7\u5230 MySQL 5.7\uff08\u6216\u4ece\u67d0\u4e2a MySQL 8.0 \u7248\u672c\u964d\u7ea7\u5230\u4efb\u610f\u4e00\u4e2a\u66f4\u65e9\u7684 MySQL 8.0 \u7248\u672c\uff09\u3002\u552f\u4e00\u53d7\u652f\u6301\u7684\u66ff\u4ee3\u65b9\u6848\u662f\u5728\u5347\u7ea7\u4e4b\u524d\u5bf9\u6570\u636e\u8fdb\u884c\u5907\u4efd\u3002<\/p><\/blockquote>\n
\u53c2\u8003\u6587\u6863<\/strong><\/p>\n
https:\/\/www.google.com
\nhttps:\/\/segmentfault.com\/a\/1190000013803247
\nhttps:\/\/www.oschina.net\/news\/95325\/mysql-8-0-ga-released<\/p>\n
 <\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n
\u8f6c\u8f7d\u8bf7\u6ce8\u660e\uff1a\u5de6\u624b\u4ee3\u7801\u53f3\u624b\u8bd7<\/a> » MySQL 8.0 \u6b63\u5f0f\u7248 8.0.11 \u53d1\u5e03\uff01<\/a><\/p>
\r\n            \r\n                ~\u8c22\u8c22\u6253\u8d4f~<\/div>\r\n                <\/div><\/div><\/div><\/div>\r\n                <\/li>
<\/li>\u626b\u7801\u9886\u7ea2\u5305<\/p>\uff08\u4f59\u989d\u5b9d\u652f\u4ed8\u65f6\u53ef\u62b5\u73b0\uff09<\/p>\"><\/li><\/ul>\r\n            <\/div>\r\n            \u8d4f<\/a>\r\n        <\/div>","protected":false},"excerpt":{"rendered":"
MySQL 8.0 \u6b63\u5f0f\u7248 8.0.11 \u5df2\u53d1\u5e03\uff0c\u5b98\u65b9\u8868\u793a MySQL 8 \u8981\u6bd4 MySQL 5.7 \u5feb 2  […]<\/p>\n","protected":false},"author":1,"featured_media":363,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[4],"tags":[45],"class_list":["post-521","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-database","tag-45"],"_links":{"self":[{"href":"https:\/\/www.chenweikang.top\/index.php?rest_route=\/wp\/v2\/posts\/521","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.chenweikang.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.chenweikang.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.chenweikang.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.chenweikang.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=521"}],"version-history":[{"count":0,"href":"https:\/\/www.chenweikang.top\/index.php?rest_route=\/wp\/v2\/posts\/521\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.chenweikang.top\/index.php?rest_route=\/wp\/v2\/media\/363"}],"wp:attachment":[{"href":"https:\/\/www.chenweikang.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=521"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.chenweikang.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=521"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.chenweikang.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=521"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}