Improve psql \df error handling.
Improve psql \df error handling.

David Fetter

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