diff --git a/README b/README
index 0dc7c21..6ee770e 100644
--- a/README
+++ b/README
@@ -200,6 +200,8 @@ Here is the default content of the `generator.yml` file:
         #        sort_custom:                   false   # set to true to allow the client to pass a sort_by and a sort_order parameter
         #        sort_default:                  []      # set to [column, asc|desc] in order to sort on a column
         #        filters:                               # list here the filters
+        #          id:
+        #            compare:                   { less: , greaterEqual: moreThan } # generate filters idLess and idMoreThan
         #          created_at:                  { date_format: 'd-m-Y', multiple: true }  # for instance
 
 The different possible parameters, commented in the previous sample, are
@@ -504,6 +506,31 @@ accepted. For example:
                 filters:
                   created_at:                  { date_format: 'd-m-Y' }
 
+To compare a certain field with a given value, you can add a `compare`
+directive to add filters to a certain field.
+These filters take the name `fieldNameOperator`, the following operators are
+supported:
+
+ * less
+ * lessEqual
+ * greater
+ * greaterEqual
+
+Optionally, the compare filters take an alias name, which overrides the default
+operator names in the parameter.
+
+For example, to add compare filters to the `created_at` field:
+
+            config:
+              get:
+                filters:
+                  created_at:
+                    compare:
+                      less: before # generates the created_atBefore filter
+                      lessEqual: before # generates the created_atLessEqual filter
+                      greater: after # generates the created_atAfter filter
+                      # greaterEqual will not be generated
+
 ### Other configuration variables
 
 Some other configuration variables are not present in the default configuration file:
diff --git a/README.markdown b/README.markdown
index 0dc7c21..6ee770e 100644
--- a/README.markdown
+++ b/README.markdown
@@ -200,6 +200,8 @@ Here is the default content of the `generator.yml` file:
         #        sort_custom:                   false   # set to true to allow the client to pass a sort_by and a sort_order parameter
         #        sort_default:                  []      # set to [column, asc|desc] in order to sort on a column
         #        filters:                               # list here the filters
+        #          id:
+        #            compare:                   { less: , greaterEqual: moreThan } # generate filters idLess and idMoreThan
         #          created_at:                  { date_format: 'd-m-Y', multiple: true }  # for instance
 
 The different possible parameters, commented in the previous sample, are
@@ -504,6 +506,31 @@ accepted. For example:
                 filters:
                   created_at:                  { date_format: 'd-m-Y' }
 
+To compare a certain field with a given value, you can add a `compare`
+directive to add filters to a certain field.
+These filters take the name `fieldNameOperator`, the following operators are
+supported:
+
+ * less
+ * lessEqual
+ * greater
+ * greaterEqual
+
+Optionally, the compare filters take an alias name, which overrides the default
+operator names in the parameter.
+
+For example, to add compare filters to the `created_at` field:
+
+            config:
+              get:
+                filters:
+                  created_at:
+                    compare:
+                      less: before # generates the created_atBefore filter
+                      lessEqual: before # generates the created_atLessEqual filter
+                      greater: after # generates the created_atAfter filter
+                      # greaterEqual will not be generated
+
 ### Other configuration variables
 
 Some other configuration variables are not present in the default configuration file:
diff --git a/data/generator/sfDoctrineRestGenerator/default/parts/getIndexValidators.php b/data/generator/sfDoctrineRestGenerator/default/parts/getIndexValidators.php
index 8763637..05a5754 100644
--- a/data/generator/sfDoctrineRestGenerator/default/parts/getIndexValidators.php
+++ b/data/generator/sfDoctrineRestGenerator/default/parts/getIndexValidators.php
@@ -33,6 +33,20 @@ public function getIndexValidators()
 <?php foreach ($additional_params as $param): ?>
     $validators['<?php echo $param; ?>'] = new sfValidatorPass(array('required' => false));
 <?php endforeach; ?>
+<?php endif; ?>
+
+<?php $filters = $this->configuration->getValue('get.filters'); ?>
+<?php if ($filters): ?>
+<?php   foreach ($filters as $name => $filter): ?>
+<?php     if (isset($filter['compare'])): ?>
+<?php       foreach ($filter['compare'] as $operator => $opAlias) : ?>
+<?php         $opAlias = ucfirst($opAlias == null ? $operator : $opAlias); ?>
+    $validators['<?php echo $name . $opAlias ?>'] = new sfValidatorPass(array(
+      'required' => false,
+    ));
+<?php       endforeach; ?>
+<?php     endif; ?>
+<?php   endforeach; ?>
 <?php endif; ?>
 
     return $validators;
diff --git a/data/generator/sfDoctrineRestGenerator/default/parts/query.php b/data/generator/sfDoctrineRestGenerator/default/parts/query.php
index 101fae1..19bd4e3 100644
--- a/data/generator/sfDoctrineRestGenerator/default/parts/query.php
+++ b/data/generator/sfDoctrineRestGenerator/default/parts/query.php
@@ -130,6 +130,22 @@ public function query($params)
       unset($params['<?php echo $name ?>']);
     }
 <?php endif; ?>
+<?php if (isset($filters[$name]['compare'])): ?>
+<?php $operators = array(
+  'less' => '<',
+  'lessEqual' => '<=',
+  'greater' => '>',
+  'greaterEqual' => '>=',
+); ?>
+<?php foreach ($filters[$name]['compare'] as $operation => $opAlias): ?>
+<?php $opAlias = $opAlias == null ? $operation : $opAlias; ?>
+    if (isset($params['<?php echo $name . ucfirst($opAlias) ?>']))
+    {
+      $q->andWhere($this->model.'.<?php echo $name ?> <?php echo $operators[$operation] ?> ?', $params['<?php echo $name . ucfirst($opAlias) ?>']);
+      unset($params['<?php echo $name . ucfirst($opAlias) ?>']);
+    }
+<?php endforeach; ?>
+<?php endif; ?>
 <?php endforeach; ?>
     foreach ($params as $name => $value)
     {
diff --git a/data/generator/sfDoctrineRestGenerator/default/skeleton/config/generator.yml b/data/generator/sfDoctrineRestGenerator/default/skeleton/config/generator.yml
index 9a437f1..f68b141 100644
--- a/data/generator/sfDoctrineRestGenerator/default/skeleton/config/generator.yml
+++ b/data/generator/sfDoctrineRestGenerator/default/skeleton/config/generator.yml
@@ -27,4 +27,6 @@ generator:
 #        sort_custom:                   false   # set to true to allow the client to pass a sort_by and a sort_order parameter
 #        sort_default:                  []      # set to [column, asc|desc] in order to sort on a column
 #        filters:                               # list here the filters
+#          id:
+#            compare:                   { less: , greaterEqual: moreThan } # generate filters idLess and idMoreThan
 #          created_at:                  { date_format: 'd-m-Y', multiple: true }  # for instance