c# 数据库编程从入门到精通，非常好的一个学习资料，如过你从事数据库房卖难的工作，非常建议您学习一下。-Database Programming from entry to the proficient, a very good learning materials, such as database into your room engaged in the work of slower sales, very recommend that you learn from this.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001868s ]
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:0.141098s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.020638s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.025805s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001710s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005366s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001482s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.008342s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.026725s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001914s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 73499 [ RunTime:0.024445s ]
