pgsql: Change the UNKNOWN type to have an internal representation - Mailing list pgsql-committers

Log Message:
-----------
Change the UNKNOWN type to have an internal representation matching
cstring, rather than text, so as to eliminate useless conversions
inside the parser.  Per recent discussion.

Modified Files:
--------------
    pgsql/src/backend/parser:
        parse_coerce.c (r2.129 -> r2.130)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/parser/parse_coerce.c.diff?r1=2.129&r2=2.130)
        parse_node.c (r1.88 -> r1.89)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/parser/parse_node.c.diff?r1=1.88&r2=1.89)
    pgsql/src/backend/utils/adt:
        varlena.c (r1.122 -> r1.123)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/adt/varlena.c.diff?r1=1.122&r2=1.123)
    pgsql/src/include/catalog:
        catversion.h (r1.269 -> r1.270)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/catalog/catversion.h.diff?r1=1.269&r2=1.270)
        pg_type.h (r1.160 -> r1.161)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/catalog/pg_type.h.diff?r1=1.160&r2=1.161)