C陷阱与缺陷
C语言编程的较高级学习资料，
C语言爱好者可以下载-C Traps and defects in C programming language higher-level learning materials, C language enthusiasts can be downloaded
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001394s ]
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:0.099058s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001388s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002595s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001701s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.006315s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001427s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.006000s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.024539s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001824s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 294202 [ RunTime:0.001564s ]
