GIS软件arcinfo系统的交换文件E00的文件格式。很详细，有例子。是学GIS编程的辅助资料。-arcinfo GIS software systems to exchange documents E00 file format. Very detailed, is an example. GIS is an academic program of supporting information.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.004699s ]
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:0.123071s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.009790s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.003664s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.004255s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003520s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000950s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004361s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.027253s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001727s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 274777 [ RunTime:0.014103s ]
