Repair badly broken estimation of output buffer size in lquery_out().
Repair badly broken estimation of output buffer size in lquery_out().

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