本书对JDBC进行了详细的讲解，内容详细，例子也很容易理解，适合作为学习或工具书籍。-JDBC book to explain in detail, detailed, for example, is also very easy to understand, suitable as a tool for learning or books.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001313s ]
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:0.090543s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001197s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001889s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001211s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003926s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001241s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003216s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014614s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001350s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 150200 [ RunTime:0.001199s ]
