OpenGL初级学习的经典例程，实现了模板缓存效果。有助于理解模板缓存功能。-OpenGL junior studying classical routines to achieve a template cache effect. Templates help to understand cache function.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002649s ]
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:0.117571s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002291s ]
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SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002377s ]
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SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002893s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 322378 [ RunTime:0.001144s ]
