Reduce the permissions check needed to use pgrowlocks() to having SELECT on the target table.  Per discussion.
Reduce the permissions check needed to use pgrowlocks() to having
SELECT on the target table.  Per discussion.

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