diff --git a/src/main/java/com/dieselpoint/norm/DbException.java b/src/main/java/com/dieselpoint/norm/DbException.java
index 7b10e4b..1479b48 100644
--- a/src/main/java/com/dieselpoint/norm/DbException.java
+++ b/src/main/java/com/dieselpoint/norm/DbException.java
@@ -7,24 +7,26 @@
  */
 public class DbException extends RuntimeException {
 	
-	private String sql;
-	
-	public DbException() {}
+	private final String sql;
 	
 	public DbException(String msg) {
 		super(msg);
+        sql = null;
 	}
 
 	public DbException(Throwable t) {
 		super(t);
+        sql = null;
 	}
 
-	public DbException(String msg, Throwable t) {
-		super(msg, t);
+	public DbException(Throwable t, String sql) {
+		super(t);
+        this.sql = sql;
 	}
-	
-	public void setSql(String sql) {
-		this.sql = sql;
+
+    public DbException(String msg, Throwable t) {
+		super(msg, t);
+        sql = null;
 	}
 	
 	public String getSql() {
diff --git a/src/main/java/com/dieselpoint/norm/Query.java b/src/main/java/com/dieselpoint/norm/Query.java
index 257c677..fbb8df5 100644
--- a/src/main/java/com/dieselpoint/norm/Query.java
+++ b/src/main/java/com/dieselpoint/norm/Query.java
@@ -218,9 +218,7 @@ public <T> List<T> results(Class<T> clazz) {
 
 		} catch (InstantiationException | IllegalAccessException | SQLException | IllegalArgumentException
 				| InvocationTargetException | NoSuchMethodException | SecurityException e) {
-			DbException dbe = new DbException(e);
-			dbe.setSql(sql);
-			throw dbe;
+			throw new DbException(e, sql);
 		} finally {
 			close(state);
 			close(con);
@@ -349,9 +347,7 @@ public Query execute() {
 			}
 
 		} catch (SQLException | IllegalArgumentException e) {
-			DbException dbe = new DbException(e);
-			dbe.setSql(sql);
-			throw dbe;
+			throw new DbException(e, sql );
 		} finally {
 			close(state);
 			close(con);