fix varchar length bug
fix varchar length bug

apavlo/peloton,AllisonWang/peloton,malin1993ml/peloton,malin1993ml/peloton,cmu-db/peloton,seojungmin/peloton,vittvolt/peloton,vittvolt/peloton,prashasthip/peloton,apavlo/peloton,malin1993ml/peloton,AllisonWang/peloton,PauloAmora/peloton,PauloAmora/peloton,seojungmin/peloton,seojungmin/peloton,vittvolt/peloton,yingjunwu/peloton,malin1993ml/peloton,prashasthip/peloton,malin1993ml/peloton,yingjunwu/peloton,AllisonWang/peloton,apavlo/peloton,apavlo/peloton,haojin2/peloton,seojungmin/peloton,yingjunwu/peloton,seojungmin/peloton,cmu-db/peloton,malin1993ml/peloton,cmu-db/peloton,cmu-db/peloton,apavlo/peloton,cmu-db/peloton,AllisonWang/peloton,cmu-db/peloton,haojin2/peloton,seojungmin/peloton,PauloAmora/peloton,AllisonWang/peloton,prashasthip/peloton,PauloAmora/peloton,haojin2/peloton,prashasthip/peloton,vittvolt/peloton,apavlo/peloton,prashasthip/peloton,PauloAmora/peloton,haojin2/peloton,prashasthip/peloton,yingjunwu/peloton,yingjunwu/peloton,AllisonWang/peloton,vittvolt/peloton,vittvolt/peloton,haojin2/peloton,yingjunwu/peloton,haojin2/peloton,PauloAmora/peloton