软件开发者必备，从软件质量和编程思想论述软件构造问题，包含丰富示例-Software developers must, from the software quality and programming ideas on the issue of software structure, contains a wealth Example
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001474s ]
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:0.074170s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001140s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001239s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001197s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003073s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000942s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003613s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014871s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001276s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 186848 [ RunTime:0.016954s ]
