Fix bracketing error in CaseExpr code
Fix bracketing error in CaseExpr code

techdragon/Postgres-XL,lintzc/gpdb,ovr/postgres-xl,greenplum-db/gpdb,postmind-net/postgres-xl,yuanzhao/gpdb,randomtask1155/gpdb,xuegang/gpdb,rubikloud/gpdb,ahachete/gpdb,0x0FFF/gpdb,xuegang/gpdb,rvs/gpdb,zaksoup/gpdb,Quikling/gpdb,ahachete/gpdb,janebeckman/gpdb,Chibin/gpdb,jmcatamney/gpdb,adam8157/gpdb,edespino/gpdb,pavanvd/postgres-xl,foyzur/gpdb,zaksoup/gpdb,janebeckman/gpdb,Chibin/gpdb,jmcatamney/gpdb,lpetrov-pivotal/gpdb,lpetrov-pivotal/gpdb,yuanzhao/gpdb,lintzc/gpdb,kaknikhil/gpdb,jmcatamney/gpdb,50wu/gpdb,arcivanov/postgres-xl,Postgres-XL/Postgres-XL,CraigHarris/gpdb,kaknikhil/gpdb,xinzweb/gpdb,techdragon/Postgres-XL,cjcjameson/gpdb,CraigHarris/gpdb,xuegang/gpdb,Chibin/gpdb,snaga/postgres-xl,rvs/gpdb,oberstet/postgres-xl,tpostgres-projects/tPostgres,ashwinstar/gpdb,snaga/postgres-xl,0x0FFF/gpdb,snaga/postgres-xl,randomtask1155/gpdb,yazun/postgres-xl,xuegang/gpdb,techdragon/Postgres-XL,jmcatamney/gpdb,kaknikhil/gpdb,kmjungersen/PostgresXL,xinzweb/gpdb,cjcjameson/gpdb,janebeckman/gpdb,greenplum-db/gpdb,randomtask1155/gpdb,Chibin/gpdb,lisakowen/gpdb,adam8157/gpdb,kmjungersen/PostgresXL,greenplum-db/gpdb,cjcjameson/gpdb,lintzc/gpdb,edespino/gpdb,50wu/gpdb,xinzweb/gpdb,zeroae/postgres-xl,greenplum-db/gpdb,ashwinstar/gpdb,cjcjameson/gpdb,zeroae/postgres-xl,jmcatamney/gpdb,rubikloud/gpdb,ashwinstar/gpdb,tangp3/gpdb,0x0FFF/gpdb,kaknikhil/gpdb,zaksoup/gpdb,foyzur/gpdb,kmjungersen/PostgresXL,tangp3/gpdb,arcivanov/postgres-xl,cjcjameson/gpdb,ovr/postgres-xl,adam8157/gpdb,CraigHarris/gpdb,ovr/postgres-xl,atris/gpdb,techdragon/Postgres-XL,lpetrov-pivotal/gpdb,zaksoup/gpdb,foyzur/gpdb,lpetrov-pivotal/gpdb,rubikloud/gpdb,atris/gpdb,xinzweb/gpdb,royc1/gpdb,ovr/postgres-xl,tangp3/gpdb,yazun/postgres-xl,jmcatamney/gpdb,tpostgres-projects/tPostgres,foyzur/gpdb,chrishajas/gpdb,tangp3/gpdb,randomtask1155/gpdb,yuanzhao/gpdb,oberstet/postgres-xl,yuanzhao/gpdb,pavanvd/postgres-xl,greenplum-db/gpdb,oberstet/postgres-xl,janebeckman/gpdb,yuanzhao/gpdb,xinzweb/gpdb,yuanzhao/gpdb,chrishajas/gpdb,rubikloud/gpdb,xinzweb/gpdb,arcivanov/postgres-xl,janebeckman/gpdb,50wu/gpdb,kaknikhil/gpdb,yuanzhao/gpdb,Chibin/gpdb,Chibin/gpdb,janebeckman/gpdb,edespino/gpdb,snaga/postgres-xl,randomtask1155/gpdb,xinzweb/gpdb,rvs/gpdb,techdragon/Postgres-XL,yazun/postgres-xl,kaknikhil/gpdb,zeroae/postgres-xl,ashwinstar/gpdb,postmind-net/postgres-xl,0x0FFF/gpdb,rubikloud/gpdb,royc1/gpdb,xuegang/gpdb,cjcjameson/gpdb,randomtask1155/gpdb,royc1/gpdb,chrishajas/gpdb,lisakowen/gpdb,royc1/gpdb,zeroae/postgres-xl,edespino/gpdb,kaknikhil/gpdb,rubikloud/gpdb,randomtask1155/gpdb,atris/gpdb,ashwinstar/gpdb,0x0FFF/gpdb,50wu/gpdb,cjcjameson/gpdb,edespino/gpdb,chrishajas/gpdb,ahachete/gpdb,janebeckman/gpdb,Quikling/gpdb,kmjungersen/PostgresXL,oberstet/postgres-xl,lpetrov-pivotal/gpdb,adam8157/gpdb,CraigHarris/gpdb,chrishajas/gpdb,greenplum-db/gpdb,tangp3/gpdb,lisakowen/gpdb,snaga/postgres-xl,yazun/postgres-xl,rvs/gpdb,foyzur/gpdb,pavanvd/postgres-xl,lisakowen/gpdb,xuegang/gpdb,xuegang/gpdb,adam8157/gpdb,jmcatamney/gpdb,Quikling/gpdb,lintzc/gpdb,tangp3/gpdb,chrishajas/gpdb,tangp3/gpdb,tangp3/gpdb,kaknikhil/gpdb,edespino/gpdb,tpostgres-projects/tPostgres,atris/gpdb,atris/gpdb,postmind-net/postgres-xl,greenplum-db/gpdb,ashwinstar/gpdb,janebeckman/gpdb,Chibin/gpdb,postmind-net/postgres-xl,lisakowen/gpdb,cjcjameson/gpdb,xuegang/gpdb,rvs/gpdb,pavanvd/postgres-xl,Chibin/gpdb,lpetrov-pivotal/gpdb,Quikling/gpdb,ahachete/gpdb,ashwinstar/gpdb,foyzur/gpdb,CraigHarris/gpdb,cjcjameson/gpdb,50wu/gpdb,rubikloud/gpdb,rvs/gpdb,atris/gpdb,ahachete/gpdb,janebeckman/gpdb,rvs/gpdb,yuanzhao/gpdb,ahachete/gpdb,cjcjameson/gpdb,Postgres-XL/Postgres-XL,edespino/gpdb,atris/gpdb,lintzc/gpdb,foyzur/gpdb,arcivanov/postgres-xl,ovr/postgres-xl,royc1/gpdb,Quikling/gpdb,greenplum-db/gpdb,rubikloud/gpdb,Quikling/gpdb,lpetrov-pivotal/gpdb,zaksoup/gpdb,xuegang/gpdb,lintzc/gpdb,Chibin/gpdb,ahachete/gpdb,CraigHarris/gpdb,foyzur/gpdb,randomtask1155/gpdb,50wu/gpdb,edespino/gpdb,lisakowen/gpdb,rvs/gpdb,Quikling/gpdb,Postgres-XL/Postgres-XL,lisakowen/gpdb,ashwinstar/gpdb,yazun/postgres-xl,arcivanov/postgres-xl,rvs/gpdb,janebeckman/gpdb,lintzc/gpdb,zaksoup/gpdb,pavanvd/postgres-xl,lpetrov-pivotal/gpdb,0x0FFF/gpdb,CraigHarris/gpdb,lintzc/gpdb,yuanzhao/gpdb,CraigHarris/gpdb,kaknikhil/gpdb,lintzc/gpdb,zeroae/postgres-xl,oberstet/postgres-xl,royc1/gpdb,tpostgres-projects/tPostgres,50wu/gpdb,Chibin/gpdb,CraigHarris/gpdb,lisakowen/gpdb,zaksoup/gpdb,adam8157/gpdb,chrishajas/gpdb,Postgres-XL/Postgres-XL,Quikling/gpdb,tpostgres-projects/tPostgres,adam8157/gpdb,edespino/gpdb,atris/gpdb,Quikling/gpdb,Quikling/gpdb,kmjungersen/PostgresXL,rvs/gpdb,jmcatamney/gpdb,adam8157/gpdb,0x0FFF/gpdb,kaknikhil/gpdb,royc1/gpdb,edespino/gpdb,chrishajas/gpdb,50wu/gpdb,arcivanov/postgres-xl,xinzweb/gpdb,Postgres-XL/Postgres-XL,ahachete/gpdb,royc1/gpdb,zaksoup/gpdb,yuanzhao/gpdb,0x0FFF/gpdb,postmind-net/postgres-xl