Add:
Add:

> * Add CORRESPONDING BY to UNION/INTERSECT/EXCEPT

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