Reset per-tuple memory context between every row in a scan node, even when there's no quals or projections. Currently this only matters for foreign scans, as none of the other scan nodes litter the per-tuple memory context when there's no quals or projections.
Reset per-tuple memory context between every row in a scan node, even when
there's no quals or projections. Currently this only matters for foreign
scans, as none of the other scan nodes litter the per-tuple memory context
when there's no quals or projections.

tpostgres-projects/tPostgres,xinzweb/gpdb,adam8157/gpdb,xinzweb/gpdb,tpostgres-projects/tPostgres,Postgres-XL/Postgres-XL,oberstet/postgres-xl,zeroae/postgres-xl,jmcatamney/gpdb,techdragon/Postgres-XL,greenplum-db/gpdb,techdragon/Postgres-XL,adam8157/gpdb,pavanvd/postgres-xl,ashwinstar/gpdb,arcivanov/postgres-xl,postmind-net/postgres-xl,ashwinstar/gpdb,ashwinstar/gpdb,50wu/gpdb,adam8157/gpdb,arcivanov/postgres-xl,adam8157/gpdb,kmjungersen/PostgresXL,jmcatamney/gpdb,snaga/postgres-xl,50wu/gpdb,greenplum-db/gpdb,jmcatamney/gpdb,postmind-net/postgres-xl,zeroae/postgres-xl,pavanvd/postgres-xl,oberstet/postgres-xl,50wu/gpdb,xinzweb/gpdb,ashwinstar/gpdb,xinzweb/gpdb,50wu/gpdb,snaga/postgres-xl,tpostgres-projects/tPostgres,ashwinstar/gpdb,ovr/postgres-xl,kmjungersen/PostgresXL,ashwinstar/gpdb,50wu/gpdb,Postgres-XL/Postgres-XL,50wu/gpdb,postmind-net/postgres-xl,jmcatamney/gpdb,ashwinstar/gpdb,arcivanov/postgres-xl,oberstet/postgres-xl,postmind-net/postgres-xl,techdragon/Postgres-XL,greenplum-db/gpdb,yazun/postgres-xl,lisakowen/gpdb,ovr/postgres-xl,xinzweb/gpdb,jmcatamney/gpdb,xinzweb/gpdb,Postgres-XL/Postgres-XL,adam8157/gpdb,snaga/postgres-xl,ovr/postgres-xl,zeroae/postgres-xl,adam8157/gpdb,xinzweb/gpdb,arcivanov/postgres-xl,tpostgres-projects/tPostgres,ashwinstar/gpdb,zeroae/postgres-xl,arcivanov/postgres-xl,techdragon/Postgres-XL,kmjungersen/PostgresXL,50wu/gpdb,greenplum-db/gpdb,techdragon/Postgres-XL,yazun/postgres-xl,lisakowen/gpdb,greenplum-db/gpdb,postmind-net/postgres-xl,lisakowen/gpdb,lisakowen/gpdb,pavanvd/postgres-xl,Postgres-XL/Postgres-XL,ovr/postgres-xl,kmjungersen/PostgresXL,jmcatamney/gpdb,pavanvd/postgres-xl,yazun/postgres-xl,lisakowen/gpdb,oberstet/postgres-xl,xinzweb/gpdb,adam8157/gpdb,jmcatamney/gpdb,yazun/postgres-xl,oberstet/postgres-xl,yazun/postgres-xl,ovr/postgres-xl,lisakowen/gpdb,greenplum-db/gpdb,pavanvd/postgres-xl,jmcatamney/gpdb,adam8157/gpdb,greenplum-db/gpdb,Postgres-XL/Postgres-XL,kmjungersen/PostgresXL,zeroae/postgres-xl,greenplum-db/gpdb,snaga/postgres-xl,snaga/postgres-xl,50wu/gpdb,lisakowen/gpdb,arcivanov/postgres-xl,tpostgres-projects/tPostgres,lisakowen/gpdb