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老码农整理Java高频面试188道真题

2026-08-10 18:36:30

老码农整理Java高频面试188道真题

老码农整理Java高频面试188道真题

干了九年后端，面人也面了几十场，把高频 Java 面试 188 题全部梳理完毕。JVM、并发、Redis、Spring 全家桶全覆盖，避开八股空话，都是面试实打实会考的场景题。求职冲刺直接背，省去自己翻资料的时间，校招社招都适配。
#Java面试 #后端开发 #程序员求职 #Java八股文 #后端面试题 #校招面试 #社招跳槽 #Java进阶 #程序员干货 #面试技巧

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请求信息 : 2026-08-10 19:52:23 HTTP/2.0 GET : https://15386.cn/a/471165.html
运行时间 : 0.184711s [ 吞吐率：5.41req/s ] 内存消耗：4,215.48kb 文件加载：140
缓存信息 : 0 reads,0 writes
会话信息 : SESSION_ID=739fb4e89095daaabf48d75fa609a6f0

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CONNECT:[ UseTime:0.001090s ] mysql:host=127.0.0.1;port=3306;dbname=no_15386;charset=utf8mb4
SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001791s ]
SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000660s ]
SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000744s ]
SHOW FULL COLUMNS FROM `set` [ RunTime:0.001529s ]
SELECT * FROM `set` [ RunTime:0.000527s ]
SHOW FULL COLUMNS FROM `article` [ RunTime:0.001451s ]
SELECT * FROM `article` WHERE `id` = 471165 LIMIT 1 [ RunTime:0.001078s ]
UPDATE `article` SET `lasttime` = 1786362744 WHERE `id` = 471165 [ RunTime:0.005728s ]
SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000602s ]
SELECT * FROM `article` WHERE `id` < 471165 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001102s ]
SELECT * FROM `article` WHERE `id` > 471165 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001027s ]
SELECT * FROM `article` WHERE `id` < 471165 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.002309s ]
SELECT * FROM `article` WHERE `id` < 471165 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.004762s ]
SELECT * FROM `article` WHERE `id` < 471165 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.001846s ]

0.188584s

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