这是一个JAVA类的内核代码，解释了JVM在形成编译器的过程和原理，中间有代码解释。-This is a kind of core Java code, explain the formation of a JVM compiler process and the principles of interpretation of intermediate code.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002089s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.111945s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.013823s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.005818s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001420s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003530s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000997s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003721s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.017558s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001352s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 53318 [ RunTime:0.056635s ]
