diff -r 03bf24449c7a -r 102ba0fcb07f java/sql-dk/src/info/globalcode/sql/dk/Functions.java
--- a/java/sql-dk/src/info/globalcode/sql/dk/Functions.java	Fri Dec 27 21:26:30 2013 +0100
+++ b/java/sql-dk/src/info/globalcode/sql/dk/Functions.java	Sat Dec 28 12:19:39 2013 +0100
@@ -121,11 +121,19 @@
 	}
 
 	public static String rpad(String s, int n) {
-		return String.format("%1$-" + n + "s", s);
+		if (n > 0) {
+			return String.format("%1$-" + n + "s", s);
+		} else {
+			return s;
+		}
 	}
 
 	public static String lpad(String s, int n) {
-		return String.format("%1$" + n + "s", s);
+		if (n > 0) {
+			return String.format("%1$" + n + "s", s);
+		} else {
+			return s;
+		}
 	}
 
 	public static String repeat(char ch, int count) {