simple语言的词法和语法分析，包括token串的填写，符号表的填写，四元式的生成
-simple language morphology and syntax analysis, including token strings fill in, fill in the symbol table, the generation of type Quaternion
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001277s ]
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:0.088598s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001242s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001887s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001249s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003627s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001099s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003180s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014771s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001405s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 188558 [ RunTime:0.001318s ]
