Marginal improvements to documentation of plpgsql's OPEN cursor statement.
Marginal improvements to documentation of plpgsql's OPEN cursor statement.

Rearrange text to improve clarity, and add an example of implicit reference
to a plpgsql variable in a bound cursor's query.  Byproduct of some work
I'd done on the "named cursor parameters" patch before giving up on it.

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