Simplify types in hash-join
Simplify types in hash-join

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