diff --git a/lib/operator.js b/lib/operator.js
index 51bf65a..a3610b4 100644
--- a/lib/operator.js
+++ b/lib/operator.js
@@ -316,12 +316,15 @@ proto._where = function(where) {
   const wheres = [];
   const values = [];
   for (const key in where) {
-    const value = where[key];
+    let value = where[key];
     if (Array.isArray(value)) {
       wheres.push('?? IN (?)');
     } else {
       if (value === null || value === undefined) {
         wheres.push('?? IS ?');
+      } else if (value && value.operator) {
+        wheres.push('?? ' + value.operator + ' ?');
+        value = value.value;
       } else {
         wheres.push('?? = ?');
       }
diff --git a/test/operator.test.js b/test/operator.test.js
index d39d00a..c71dc5b 100644
--- a/test/operator.test.js
+++ b/test/operator.test.js
@@ -25,6 +25,8 @@ describe('operator.test.js', function() {
       assert.equal(op._where({ id: 1, name: 'foo\'\"' }), ' WHERE `id` = 1 AND `name` = \'foo\\\'\\\"\'');
       assert.equal(op._where({ id: 1, name: 'foo\'\"', user: 'fengmk2' }),
         ' WHERE `id` = 1 AND `name` = \'foo\\\'\\\"\' AND `user` = \'fengmk2\'');
+      assert.equal(op._where({ name: { operator: 'like', value: '%wvv8oo%' } }), ' WHERE `name` like \'%wvv8oo%\'');
+      assert.equal(op._where({ age: { operator: '>', value: 10 } }), ' WHERE `age` > 10');
     });
   });