DBF文件操作类，可以有索引，C++代码，编译为一个DLL工程。其中的OrderDbf.h和OrderDbf.cpp为其他工程使用的一个例子。-DBF file operation type, can be indexed and C code, compile to a DLL project. The OrderDbf.h OrderDbf.cpp and other projects for the use of an example.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.013978s ]
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:0.090017s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001088s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001105s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001001s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003061s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000843s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004059s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014958s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001223s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 62196 [ RunTime:0.016725s ]
