Cache invalidation for vacuum of system tables.
Cache invalidation for vacuum of system tables.

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