oracle常用傻瓜问题1000问，在网上收集了在运用oracle数据库的时候所遇到的问题-oracle problem common fool 1000 question, in the online collection of oracle database in the use of a time when the problems encountered by
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001703s ]
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:0.093062s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001217s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001930s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001233s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003622s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001079s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003376s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015079s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001421s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 263746 [ RunTime:0.001694s ]
