Add TODO.detail for count(*):
Add TODO.detail for count(*):

>   to allow fast COUNT(*) queries with no WHERE clause(?) [count]

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