Per Tatsuo's recommendation, change mdopen so that it won't automatically create the file, except during bootstrap mode where that seems to be necessary.
Per Tatsuo's recommendation, change mdopen so that it won't
automatically create the file, except during bootstrap mode where that
seems to be necessary.

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