Fix getting the list of leaf relids in part table form a rule
Fix getting the list of leaf relids in part table form a rule

Uninitialized variable causes release and debug build to behave
differently for analyze. This commit fixes the issue.

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