Index: plugin.xml
===================================================================
--- plugin.xml	(revision 9774)
+++ plugin.xml	(working copy)
@@ -130,6 +130,8 @@
 
     <!-- SQL METHODS -->
     <extension point="org.datanucleus.store.rdbms.sql_method">
+        <sql-method method="Spatial.bboxTest"
+            evaluator="org.datanucleus.store.rdbms.sql.method.SpatialBboxTestMethod"/>
         <sql-method method="Spatial.dimension"
             evaluator="org.datanucleus.store.rdbms.sql.method.SpatialDimensionMethod"/>
         <sql-method method="Spatial.srid"
@@ -283,6 +285,11 @@
             evaluator="org.datanucleus.store.rdbms.sql.method.MySQLUnsupportedMethod" datastore="mysql"/>
     </extension>
 
+    <!-- QUERY METHODS -->
+    <extension point="org.datanucleus.query_method_prefix">
+        <query-method-prefix prefix="Spatial" alias="Spatial"/>
+    </extension>
+
 	<!-- JDOQL EXPRESSIONS --> <!-- TODO Delete when we drop support for legacy JDOQL -->
 	<extension point="org.datanucleus.store.rdbms.rdbms_scalarexpression">
 		<scalar-expression name="Spatial" scalar-expression-class="org.datanucleus.store.expression.spatial.SpatialExpressionProxy"/>
Index: src/java/org/datanucleus/store/rdbms/sql/method/SpatialBboxTestMethod.java
===================================================================
--- src/java/org/datanucleus/store/rdbms/sql/method/SpatialBboxTestMethod.java	(revision 0)
+++ src/java/org/datanucleus/store/rdbms/sql/method/SpatialBboxTestMethod.java	(revision 0)
@@ -0,0 +1,33 @@
+package org.datanucleus.store.rdbms.sql.method;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.datanucleus.exceptions.NucleusUserException;
+import org.datanucleus.query.expression.Expression;
+import org.datanucleus.query.expression.Expression.DyadicOperator;
+import org.datanucleus.store.mapped.mapping.JavaTypeMapping;
+import org.datanucleus.store.rdbms.sql.expression.BooleanExpression;
+import org.datanucleus.store.rdbms.sql.expression.GeometryExpression;
+import org.datanucleus.store.rdbms.sql.expression.SQLExpression;
+
+public class SpatialBboxTestMethod extends AbstractSQLMethod
+{
+    private static final DyadicOperator BBOX_OVERLAPS = new Expression.DyadicOperator("&&", 3, false);
+
+	/* (non-Javadoc)
+     * @see org.datanucleus.store.rdbms.sql.method.SQLMethod#getExpression(org.datanucleus.store.rdbms.sql.expression.SQLExpression, java.util.List)
+     */
+    public SQLExpression getExpression(SQLExpression ignore, List args)
+    {
+        if (args == null || args.size() != 2)
+        {
+            throw new NucleusUserException("Cannot invoke Spatial.overlaps without 2 arguments");
+        }
+
+        SQLExpression argExpr1 = (SQLExpression)args.get(0); // Geometry 1
+        SQLExpression argExpr2 = (SQLExpression)args.get(1); // Geometry 2
+
+        return new BooleanExpression(argExpr1,BBOX_OVERLAPS,argExpr2);
+    }
+}
\ No newline at end of file