fixed getColumns as per Panu Outinen's email. At this point have only repaired...

fixed getColumns as per Panu Outinen's email. At this point have only repaired the bug, haven't made it caseInsensitive

src/interfaces/jdbc/org/postgresql/jdbc2/DatabaseMetaData.java

@@ -15,7 +15,7 @@ import org.postgresql.util.PSQLException;
 /*
  * This class provides information about the database as a whole.
  *
- * $Id: DatabaseMetaData.java,v 1.51 2002/03/05 03:02:52 davec Exp $
+ * $Id: DatabaseMetaData.java,v 1.52 2002/04/16 13:28:44 davec Exp $
  *
  * <p>Many of the methods here return lists of information in ResultSets.  You
  * can use the normal ResultSet methods such as getString and getInt to
@@ -2146,6 +2146,7 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData
 			tuple[16] = r.getBytes(5);				// ordinal position
 			tuple[17] = (nullFlag.equals("f") ? "YES" : "NO").getBytes();	// Is nullable
 
+			v.addElement(tuple);
 		}
 		r.close();