Reword:
Reword:

< * Allow hash buckets to fill disk pages, rather than being sparse
> * Pack hash index buckets onto disk pages more efficiently

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