create or replace function process(int2) returns text as '
begin
	return ''I am in standard'';
end;
' language 'plpgsql';

create or replace function add_one(int4) returns int4 as '
begin
	return $1 + 1;
end;
' language 'plpgsql';

create or replace package nametest as
function docheck() returns text as '
begin
	return process(changer(4));
end; ' language 'plpgsql'
function changer(int4) returns int2 as '
begin
	return $1;
end; '  language 'plpgsql'
function process(int4) returns text as '
begin
	return ''I am in the package'';
end; ' language 'plpgsql'
function do_add(int4) returns int4 as '
begin
	return add_one($1);
end; ' language 'plpgsql'
function louella(int4) returns int4 as 'select add_one($1);' language 'sql'
function lar(int4) returns int4 as 'select nametest.louella($1);' language 'sql'
function inga(int4) returns int2 as 'select changer($1);' language 'sql';