diff --git a/src/com/google/gwtorm/schema/ColumnModel.java b/src/com/google/gwtorm/schema/ColumnModel.java
index 8122d52..ce2dc7a 100644
--- a/src/com/google/gwtorm/schema/ColumnModel.java
+++ b/src/com/google/gwtorm/schema/ColumnModel.java
@@ -40,7 +40,7 @@
           + Column.class.getName() + " annotation");
     }
     column = col;
-    origName = Util.any(column.name(), fieldName);
+    origName = Util.any(column.name(), Util.makeSqlFriendly(fieldName));
     columnName = origName;
   }
 
diff --git a/src/com/google/gwtorm/schema/RelationModel.java b/src/com/google/gwtorm/schema/RelationModel.java
index 6757dc6..e4c4b73 100644
--- a/src/com/google/gwtorm/schema/RelationModel.java
+++ b/src/com/google/gwtorm/schema/RelationModel.java
@@ -48,7 +48,7 @@
     }
     relation = rel;
     methodName = method;
-    relationName = Util.any(relation.name(), methodName);
+    relationName = Util.any(relation.name(), Util.makeSqlFriendly(methodName));
   }
 
   protected void initColumns(final Collection<? extends ColumnModel> allFields)
diff --git a/src/com/google/gwtorm/schema/SequenceModel.java b/src/com/google/gwtorm/schema/SequenceModel.java
index aa9e389..80279f4 100644
--- a/src/com/google/gwtorm/schema/SequenceModel.java
+++ b/src/com/google/gwtorm/schema/SequenceModel.java
@@ -40,11 +40,11 @@
 
     final String n;
     if (methodName.startsWith("next")) {
-      n = methodName.substring(4).toLowerCase();
+      n = methodName.substring(4);
     } else {
       n = methodName;
     }
-    name = Util.any(sequence.name(), n);
+    name = Util.any(sequence.name(), Util.makeSqlFriendly(n));
     returnType = type;
   }
 
diff --git a/src/com/google/gwtorm/schema/Util.java b/src/com/google/gwtorm/schema/Util.java
index 2a90f28..0a028cb 100644
--- a/src/com/google/gwtorm/schema/Util.java
+++ b/src/com/google/gwtorm/schema/Util.java
@@ -22,6 +22,28 @@
     return "GwtOrm$$" + nameCounter++;
   }
 
+  public static String makeSqlFriendly(final String name) {
+    final StringBuilder r = new StringBuilder(name.length() + 8);
+    boolean lastWasCap = true;
+    for (int i = 0; i < name.length(); i++) {
+      final char c = name.charAt(i);
+      if (Character.isUpperCase(c)) {
+        if (!lastWasCap) {
+          r.append('_');
+          lastWasCap = true;
+        }
+        r.append(Character.toLowerCase(c));
+      } else if (c == '_') {
+        lastWasCap = true;
+        r.append(c);
+      } else {
+        lastWasCap = false;
+        r.append(c);
+      }
+    }
+    return r.toString();
+  }
+
   public static String any(final String a, final String b) {
     if (a != null && a.length() > 0) {
       return a;
diff --git a/test/com/google/gwtorm/schema/UtilTestCase.java b/test/com/google/gwtorm/schema/UtilTestCase.java
new file mode 100644
index 0000000..8295e99
--- /dev/null
+++ b/test/com/google/gwtorm/schema/UtilTestCase.java
@@ -0,0 +1,28 @@
+// Copyright 2008 Google Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package com.google.gwtorm.schema;
+
+import junit.framework.TestCase;
+
+public class UtilTestCase extends TestCase {
+  public void testSqlFriendlyNames() {
+    assertEquals("a", Util.makeSqlFriendly("a"));
+    assertEquals("url", Util.makeSqlFriendly("url"));
+    assertEquals("next_url", Util.makeSqlFriendly("nextUrl"));
+    assertEquals("next_url", Util.makeSqlFriendly("nextURL"));
+    assertEquals("urlnext", Util.makeSqlFriendly("URLnext"));
+    assertEquals("camel_case_name", Util.makeSqlFriendly("camelCaseName"));
+  }
+}