学习C语言最简单易懂入门和全面的一门网上教材，非常适合新手学习和老手全面研究。-Learning C language the most simple and comprehensive entry-one-line teaching materials, very suitable for novices to learn and a comprehensive study of veterans.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001292s ]
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:0.095265s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001192s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001236s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003559s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001042s ]
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SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001291s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 254936 [ RunTime:0.001373s ]
