Ensure gp_hashagg_default_nbatches is a power of two.
Ensure gp_hashagg_default_nbatches is a power of two.

Chibin/gpdb,rvs/gpdb,greenplum-db/gpdb,jmcatamney/gpdb,rvs/gpdb,jmcatamney/gpdb,greenplum-db/gpdb,rvs/gpdb,janebeckman/gpdb,yuanzhao/gpdb,kaknikhil/gpdb,Quikling/gpdb,janebeckman/gpdb,lisakowen/gpdb,50wu/gpdb,Quikling/gpdb,yuanzhao/gpdb,edespino/gpdb,adam8157/gpdb,lisakowen/gpdb,50wu/gpdb,Quikling/gpdb,Chibin/gpdb,kaknikhil/gpdb,janebeckman/gpdb,rvs/gpdb,50wu/gpdb,yuanzhao/gpdb,cjcjameson/gpdb,ashwinstar/gpdb,Quikling/gpdb,50wu/gpdb,ashwinstar/gpdb,Quikling/gpdb,greenplum-db/gpdb,adam8157/gpdb,janebeckman/gpdb,xinzweb/gpdb,rvs/gpdb,edespino/gpdb,kaknikhil/gpdb,Chibin/gpdb,jmcatamney/gpdb,greenplum-db/gpdb,Chibin/gpdb,Chibin/gpdb,Quikling/gpdb,edespino/gpdb,ashwinstar/gpdb,kaknikhil/gpdb,edespino/gpdb,yuanzhao/gpdb,xinzweb/gpdb,cjcjameson/gpdb,lisakowen/gpdb,lisakowen/gpdb,janebeckman/gpdb,xinzweb/gpdb,ashwinstar/gpdb,adam8157/gpdb,rvs/gpdb,edespino/gpdb,janebeckman/gpdb,janebeckman/gpdb,xinzweb/gpdb,rvs/gpdb,Quikling/gpdb,Chibin/gpdb,lisakowen/gpdb,janebeckman/gpdb,greenplum-db/gpdb,yuanzhao/gpdb,yuanzhao/gpdb,cjcjameson/gpdb,kaknikhil/gpdb,Chibin/gpdb,jmcatamney/gpdb,adam8157/gpdb,Chibin/gpdb,lisakowen/gpdb,cjcjameson/gpdb,kaknikhil/gpdb,xinzweb/gpdb,kaknikhil/gpdb,ashwinstar/gpdb,Quikling/gpdb,rvs/gpdb,edespino/gpdb,adam8157/gpdb,xinzweb/gpdb,ashwinstar/gpdb,janebeckman/gpdb,rvs/gpdb,janebeckman/gpdb,yuanzhao/gpdb,yuanzhao/gpdb,adam8157/gpdb,Quikling/gpdb,ashwinstar/gpdb,yuanzhao/gpdb,yuanzhao/gpdb,xinzweb/gpdb,Quikling/gpdb,kaknikhil/gpdb,lisakowen/gpdb,greenplum-db/gpdb,jmcatamney/gpdb,50wu/gpdb,cjcjameson/gpdb,edespino/gpdb,edespino/gpdb,50wu/gpdb,cjcjameson/gpdb,kaknikhil/gpdb,jmcatamney/gpdb,Chibin/gpdb,edespino/gpdb,ashwinstar/gpdb,50wu/gpdb,jmcatamney/gpdb,greenplum-db/gpdb,lisakowen/gpdb,cjcjameson/gpdb,xinzweb/gpdb,jmcatamney/gpdb,Chibin/gpdb,kaknikhil/gpdb,50wu/gpdb,adam8157/gpdb,adam8157/gpdb,edespino/gpdb,cjcjameson/gpdb,rvs/gpdb,cjcjameson/gpdb,cjcjameson/gpdb,greenplum-db/gpdb