diff --git a/src/interfaces/jdbc/postgresql/Field.java b/src/interfaces/jdbc/postgresql/Field.java
index 78553dd32ebad25aa37f84c00558f3adc1d900b0..dd8918e99b74e7aee1978f7003778bf7402924c1 100644
--- a/src/interfaces/jdbc/postgresql/Field.java
+++ b/src/interfaces/jdbc/postgresql/Field.java
@@ -58,7 +58,8 @@ public class Field
       if (result.getColumnCount() != 1 || result.getTupleCount() != 1)
 	throw new SQLException("Unexpected return from query for type");
       result.next();
-      sql_type = getSQLType(result.getString(1));
+      type_name = result.getString(1);
+      sql_type = getSQLType(type_name);
       result.close();
     }
     return sql_type;
diff --git a/src/interfaces/jdbc/postgresql/ResultSetMetaData.java b/src/interfaces/jdbc/postgresql/ResultSetMetaData.java
index c4e54dbefaaaf1922d441008820d00dfb1439b11..fefd3bafdce182830ad43506be476f07b5ac2848 100644
--- a/src/interfaces/jdbc/postgresql/ResultSetMetaData.java
+++ b/src/interfaces/jdbc/postgresql/ResultSetMetaData.java
@@ -266,7 +266,7 @@ public class ResultSetMetaData implements java.sql.ResultSetMetaData
       case Types.DOUBLE:
 	return 16;
       default:
-	throw new SQLException("no precision for non-numeric data types.");
+	return 0;
       }
   }
   
@@ -295,7 +295,7 @@ public class ResultSetMetaData implements java.sql.ResultSetMetaData
       case Types.DOUBLE:
 	return 16;
       default:
-	throw new SQLException("no scale for non-numeric data types");
+	return 0;
       }
   }
   
diff --git a/src/interfaces/jdbc/postgresql/util/PGobject.java b/src/interfaces/jdbc/postgresql/util/PGobject.java
index 62b3d55f5ef491047ca7fb7d90e85df645d4517b..40e4daf4354875729a3bcba122153c5b732b02f7 100644
--- a/src/interfaces/jdbc/postgresql/util/PGobject.java
+++ b/src/interfaces/jdbc/postgresql/util/PGobject.java
@@ -97,6 +97,6 @@ public class PGobject implements Serializable,Cloneable
    */
   public String toString()
   {
-    return value;
+    return getValue();
   }
 }