Minor regression test fix

I guess the intention was to test incomplete SELECT statements, not
missing semicolons.

I also added a SELECT statement without a target list.

Servus
 Manfred
diff -ruN ../base/src/test/regress/expected/errors.out src/test/regress/expected/errors.out
--- ../base/src/test/regress/expected/errors.out    2002-05-21 11:54:28.000000000 +0200
+++ src/test/regress/expected/errors.out    2002-08-29 12:04:29.000000000 +0200
@@ -2,7 +2,12 @@
 -- ERRORS
 --
 -- bad in postquel, but ok in postsql
-select 1
+select 1;
+ ?column?
+----------
+        1
+(1 row)
+
 --
 -- UNSUPPORTED STUFF

@@ -16,10 +21,14 @@
 -- RETRIEVE

 -- missing relation name
-select
+select;
+ERROR:  parser: parse error at or near ";"
 -- no such relation
 select * from nonesuch;
-ERROR:  parser: parse error at or near "select"
+ERROR:  Relation "nonesuch" does not exist
+-- missing target list
+select from pg_database;
+ERROR:  parser: parse error at or near "from"
 -- bad name in target list
 select nonesuch from pg_database;
 ERROR:  Attribute "nonesuch" not found
diff -ruN ../base/src/test/regress/sql/errors.sql src/test/regress/sql/errors.sql
--- ../base/src/test/regress/sql/errors.sql    2002-04-18 22:01:11.000000000 +0200
+++ src/test/regress/sql/errors.sql    2002-08-29 12:00:12.000000000 +0200
@@ -3,7 +3,7 @@
 --

 -- bad in postquel, but ok in postsql
-select 1
+select 1;


 --
@@ -20,11 +20,13 @@
 -- RETRIEVE

 -- missing relation name
-select
+select;

 -- no such relation
 select * from nonesuch;

+-- missing target list
+select from pg_database;
 -- bad name in target list
 select nonesuch from pg_database;
 -- bad attribute name on lhs of operator