从字符文件中读取字符到指定数组，数组可以用来识别操作，带字符文件-Read character from character file to named array,and the array can be used in recognising and operating files which include characters.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002044s ]
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:0.090493s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.003555s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001941s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002309s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003641s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001972s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003200s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014724s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002489s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 312443 [ RunTime:0.001111s ]
