symbian平台上多线程的例子，可以结合CActive看看symbian平台上的多任务处理机制-symbian platform multithreading example, CActive look at the possibilities of combining the symbian platform for multi-task handling mechanism
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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:0.082539s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002031s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003519s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001862s ]
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SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002299s ]
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