The functions isBeforeFirst() and isAfterLast() were not compliant to the JDBC spec.

h2/src/main/org/h2/jdbc/JdbcResultSet.java

@@ -2427,7 +2427,7 @@ public class JdbcResultSet extends TraceObject implements ResultSet {
 
     /**
      * Checks if the current position is before the first row, that means next()
-     * was not called yet.
+     * was not called yet, and there is at least one row.
      *
      * @return if there are results and the current position is before the first row
      * @throws SQLException if the result set is closed
@@ -2446,7 +2446,7 @@ public class JdbcResultSet extends TraceObject implements ResultSet {
 
     /**
      * Checks if the current position is after the last row, that means next()
-     * was called and returned false.
+     * was called and returned false, and there was at least one row.
      *
      * @return if there are results and the current position is after the last row
      * @throws SQLException if the result set is closed

h2/src/test/org/h2/test/jdbc/TestResultSet.java

@@ -88,12 +88,12 @@ public class TestResultSet extends TestBase {
         deleteDb("resultSet");
 
     }
-    
+
     private void testBeforeFirstAfterLast() throws SQLException {
         stat.executeUpdate("create table test(id int)");
         stat.executeUpdate("insert into test values(1)");
         // With a result
-        ResultSet rs = stat.executeQuery("select * from test");        
+        ResultSet rs = stat.executeQuery("select * from test");
         assertTrue(rs.isBeforeFirst());
         assertFalse(rs.isAfterLast());
         rs.next();
@@ -104,7 +104,7 @@ public class TestResultSet extends TestBase {
         assertTrue(rs.isAfterLast());
         rs.close();
         // With no result
-        rs = stat.executeQuery("select * from test where 1 = 2");        
+        rs = stat.executeQuery("select * from test where 1 = 2");
         assertFalse(rs.isBeforeFirst());
         assertFalse(rs.isAfterLast());
         rs.next();