pgsql: Support column-level privileges, as required by SQL standard.

Log Message:
-----------
Support column-level privileges, as required by SQL standard.

Stephen Frost, with help from KaiGai Kohei and others

Modified Files:
--------------
pgsql/doc/src/sgml:
catalogs.sgml (r2.190 -> r2.191)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/catalogs.sgml?r1=2.190&r2=2.191)
pgsql/doc/src/sgml/ref:
grant.sgml (r1.73 -> r1.74)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/ref/grant.sgml?r1=1.73&r2=1.74)
insert.sgml (r1.37 -> r1.38)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/ref/insert.sgml?r1=1.37&r2=1.38)
revoke.sgml (r1.50 -> r1.51)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/ref/revoke.sgml?r1=1.50&r2=1.51)
select.sgml (r1.117 -> r1.118)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/ref/select.sgml?r1=1.117&r2=1.118)
update.sgml (r1.48 -> r1.49)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/ref/update.sgml?r1=1.48&r2=1.49)
pgsql/src/backend/access/common:
tupdesc.c (r1.124 -> r1.125)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/access/common/tupdesc.c?r1=1.124&r2=1.125)
pgsql/src/backend/bootstrap:
bootstrap.c (r1.248 -> r1.249)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/bootstrap/bootstrap.c?r1=1.248&r2=1.249)
pgsql/src/backend/catalog:
aclchk.c (r1.151 -> r1.152)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/catalog/aclchk.c?r1=1.151&r2=1.152)
dependency.c (r1.85 -> r1.86)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/catalog/dependency.c?r1=1.85&r2=1.86)
heap.c (r1.349 -> r1.350)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/catalog/heap.c?r1=1.349&r2=1.350)
index.c (r1.311 -> r1.312)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/catalog/index.c?r1=1.311&r2=1.312)
pg_operator.c (r1.107 -> r1.108)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/catalog/pg_operator.c?r1=1.107&r2=1.108)
pg_proc.c (r1.160 -> r1.161)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/catalog/pg_proc.c?r1=1.160&r2=1.161)
pg_shdepend.c (r1.30 -> r1.31)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/catalog/pg_shdepend.c?r1=1.30&r2=1.31)
pg_type.c (r1.123 -> r1.124)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/catalog/pg_type.c?r1=1.123&r2=1.124)
pgsql/src/backend/commands:
analyze.c (r1.132 -> r1.133)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/commands/analyze.c?r1=1.132&r2=1.133)
tablecmds.c (r1.277 -> r1.278)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/commands/tablecmds.c?r1=1.277&r2=1.278)
tablespace.c (r1.60 -> r1.61)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/commands/tablespace.c?r1=1.60&r2=1.61)
trigger.c (r1.245 -> r1.246)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/commands/trigger.c?r1=1.245&r2=1.246)
tsearchcmds.c (r1.15 -> r1.16)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/commands/tsearchcmds.c?r1=1.15&r2=1.16)
user.c (r1.184 -> r1.185)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/commands/user.c?r1=1.184&r2=1.185)
pgsql/src/backend/executor:
execMain.c (r1.320 -> r1.321)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/executor/execMain.c?r1=1.320&r2=1.321)
pgsql/src/backend/nodes:
copyfuncs.c (r1.420 -> r1.421)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/nodes/copyfuncs.c?r1=1.420&r2=1.421)
equalfuncs.c (r1.345 -> r1.346)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/nodes/equalfuncs.c?r1=1.345&r2=1.346)
outfuncs.c (r1.349 -> r1.350)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/nodes/outfuncs.c?r1=1.349&r2=1.350)
readfuncs.c (r1.220 -> r1.221)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/nodes/readfuncs.c?r1=1.220&r2=1.221)
pgsql/src/backend/optimizer/plan:
setrefs.c (r1.148 -> r1.149)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/optimizer/plan/setrefs.c?r1=1.148&r2=1.149)
pgsql/src/backend/parser:
analyze.c (r1.387 -> r1.388)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/parser/analyze.c?r1=1.387&r2=1.388)
gram.y (r2.655 -> r2.656)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/parser/gram.y?r1=2.655&r2=2.656)
parse_clause.c (r1.185 -> r1.186)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/parser/parse_clause.c?r1=1.185&r2=1.186)
parse_expr.c (r1.239 -> r1.240)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/parser/parse_expr.c?r1=1.239&r2=1.240)
parse_relation.c (r1.140 -> r1.141)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/parser/parse_relation.c?r1=1.140&r2=1.141)
parse_target.c (r1.169 -> r1.170)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/parser/parse_target.c?r1=1.169&r2=1.170)
pgsql/src/backend/rewrite:
rewriteHandler.c (r1.183 -> r1.184)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/rewrite/rewriteHandler.c?r1=1.183&r2=1.184)
pgsql/src/backend/tcop:
utility.c (r1.304 -> r1.305)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/tcop/utility.c?r1=1.304&r2=1.305)
pgsql/src/backend/utils/adt:
acl.c (r1.145 -> r1.146)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/adt/acl.c?r1=1.145&r2=1.146)
pgsql/src/backend/utils/cache:
relcache.c (r1.281 -> r1.282)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/cache/relcache.c?r1=1.281&r2=1.282)
pgsql/src/bin/initdb:
initdb.c (r1.166 -> r1.167)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/bin/initdb/initdb.c?r1=1.166&r2=1.167)
pgsql/src/bin/pg_dump:
dumputils.c (r1.43 -> r1.44)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_dump/dumputils.c?r1=1.43&r2=1.44)
dumputils.h (r1.22 -> r1.23)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_dump/dumputils.h?r1=1.22&r2=1.23)
pg_dump.c (r1.515 -> r1.516)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_dump/pg_dump.c?r1=1.515&r2=1.516)
pg_dumpall.c (r1.112 -> r1.113)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/bin/pg_dump/pg_dumpall.c?r1=1.112&r2=1.113)
pgsql/src/bin/psql:
describe.c (r1.197 -> r1.198)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/describe.c?r1=1.197&r2=1.198)
pgsql/src/include/catalog:
catversion.h (r1.518 -> r1.519)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/include/catalog/catversion.h?r1=1.518&r2=1.519)
dependency.h (r1.38 -> r1.39)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/include/catalog/dependency.h?r1=1.38&r2=1.39)
indexing.h (r1.105 -> r1.106)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/include/catalog/indexing.h?r1=1.105&r2=1.106)
pg_attribute.h (r1.145 -> r1.146)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/include/catalog/pg_attribute.h?r1=1.145&r2=1.146)
pg_class.h (r1.111 -> r1.112)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/include/catalog/pg_class.h?r1=1.111&r2=1.112)
pg_shdepend.h (r1.8 -> r1.9)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/include/catalog/pg_shdepend.h?r1=1.8&r2=1.9)
pgsql/src/include/commands:
trigger.h (r1.71 -> r1.72)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/include/commands/trigger.h?r1=1.71&r2=1.72)
pgsql/src/include/nodes:
nodes.h (r1.218 -> r1.219)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/include/nodes/nodes.h?r1=1.218&r2=1.219)
parsenodes.h (r1.388 -> r1.389)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/include/nodes/parsenodes.h?r1=1.388&r2=1.389)
pgsql/src/include/parser:
parse_node.h (r1.60 -> r1.61)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/include/parser/parse_node.h?r1=1.60&r2=1.61)
parse_relation.h (r1.62 -> r1.63)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/include/parser/parse_relation.h?r1=1.62&r2=1.63)
pgsql/src/include/utils:
acl.h (r1.106 -> r1.107)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/include/utils/acl.h?r1=1.106&r2=1.107)
pgsql/src/test/regress/expected:
dependency.out (r1.8 -> r1.9)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/test/regress/expected/dependency.out?r1=1.8&r2=1.9)
privileges.out (r1.42 -> r1.43)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/test/regress/expected/privileges.out?r1=1.42&r2=1.43)
pgsql/src/test/regress/sql:
privileges.sql (r1.22 -> r1.23)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/test/regress/sql/privileges.sql?r1=1.22&r2=1.23)