Fix a bug in CreatePlan on primary key checking.
Fix a bug in CreatePlan on primary key checking.

jessesleeping/iso_peloton,apavlo/peloton,haojin2/peloton,AngLi-Leon/peloton,vittvolt/15721-peloton,AngLi-Leon/peloton,PauloAmora/peloton,eric-haibin-lin/peloton-1,apavlo/peloton,seojungmin/peloton,ShuxinLin/peloton,haojin2/peloton,seojungmin/peloton,phisiart/peloton-p3,vittvolt/15721-peloton,AllisonWang/peloton,cmu-db/peloton,haojin2/peloton,vittvolt/15721-peloton,malin1993ml/peloton,seojungmin/peloton,wangziqi2016/peloton,cmu-db/peloton,cmu-db/peloton,eric-haibin-lin/peloton-1,AngLi-Leon/peloton,wangziqi2016/peloton,wangziqi2016/peloton,phisiart/peloton-p3,ShuxinLin/peloton,ShuxinLin/peloton,malin1993ml/peloton,ShuxinLin/peloton,cmu-db/peloton,yingjunwu/peloton,cmu-db/peloton,prashasthip/peloton,vittvolt/peloton,prashasthip/peloton,yingjunwu/peloton,jessesleeping/iso_peloton,ShuxinLin/peloton,vittvolt/15721-peloton,malin1993ml/peloton,jessesleeping/iso_peloton,eric-haibin-lin/peloton-1,wangziqi2016/peloton,AllisonWang/peloton,vittvolt/peloton,vittvolt/15721-peloton,malin1993ml/peloton,seojungmin/peloton,seojungmin/peloton,eric-haibin-lin/peloton-1,AllisonWang/peloton,PauloAmora/peloton,prashasthip/peloton,eric-haibin-lin/peloton-1,AllisonWang/peloton,vittvolt/peloton,jessesleeping/iso_peloton,vittvolt/peloton,phisiart/peloton-p3,wangziqi2016/peloton,haojin2/peloton,phisiart/peloton-p3,cmu-db/peloton,vittvolt/peloton,AngLi-Leon/peloton,seojungmin/peloton,apavlo/peloton,yingjunwu/peloton,wangziqi2016/peloton,yingjunwu/peloton,phisiart/peloton-p3,PauloAmora/peloton,AllisonWang/peloton,AngLi-Leon/peloton,PauloAmora/peloton,jessesleeping/iso_peloton,prashasthip/peloton,AllisonWang/peloton,apavlo/peloton,PauloAmora/peloton,eric-haibin-lin/peloton-1,AngLi-Leon/peloton,jessesleeping/iso_peloton,apavlo/peloton,phisiart/peloton-p3,yingjunwu/peloton,vittvolt/15721-peloton,ShuxinLin/peloton,malin1993ml/peloton,prashasthip/peloton,haojin2/peloton,malin1993ml/peloton,jessesleeping/iso_peloton,yingjunwu/peloton,vittvolt/peloton,haojin2/peloton,prashasthip/peloton,PauloAmora/peloton,apavlo/peloton