Use exclusive states for parsing quoted strings. Implement extended comments ("/* ... */") using exclusive states. Modify definitions of operators to remove some restrictions on characters  and character order.
Use exclusive states for parsing quoted strings.
Implement extended comments ("/* ... */") using exclusive states.
Modify definitions of operators to remove some restrictions on characters
 and character order.

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