Z值渲染，VB＋M0开发的GIS源代码，可以在二维图上增加Z值，实现第三维操作-Z value rendering, VB M0 developed GIS source code, can be increased in two-dimensional map of Z values, the realization of the third-dimensional operation
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002419s ]
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:0.088750s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002245s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001928s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001934s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003595s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002582s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.005632s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.024327s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.003347s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 217708 [ RunTime:0.001545s ]
