diff --git a/lib/index.js b/lib/index.js
index 1106765..aafd3be 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -1133,6 +1133,27 @@ SQLParamString.prototype.calcBlr = function(blr) {
 
 //------------------------------------------------------
 
+function SQLParamStringBuffer(value) {
+    this.value = value;
+}
+
+SQLParamStringBuffer.prototype.encode = function(data) {
+    if (this.value != null) {
+        data.addBuffer(this.value);
+        data.addInt(0);
+    } else {
+        data.addInt(1);
+    }
+};
+
+SQLParamStringBuffer.prototype.calcBlr = function(blr) {
+    blr.addByte(blr_text);
+    var len = this.value ? Buffer.byteLength(this.value) : 0;
+    blr.addWord(len);
+};
+
+//------------------------------------------------------
+
 function SQLParamQuad(value) {
     this.value = value;
 }
@@ -3757,9 +3778,13 @@ Connection.prototype.executeStatement = function(transaction, statement, params,
                                 ret[i] = new SQLParamBool(value);
                                 break;
                             default:
+                              if (Buffer.isBuffer(value)) {
+                                ret[i] = new SQLParamStringBuffer(value);
+                              } else {
                                 //throw new Error('Unexpected parametter: ' + JSON.stringify(params) + ' - ' + JSON.stringify(input));
                                 ret[i] = new SQLParamString(value.toString());
-                                break;
+                              }
+                              break;
                         }
                         done();
                 }
diff --git a/lib/serialize.js b/lib/serialize.js
index 4da4c91..33351ea 100644
--- a/lib/serialize.js
+++ b/lib/serialize.js
@@ -279,6 +279,14 @@ XdrWriter.prototype.addText = function(s, encoding) {
     this.pos += alen;
 };
 
+XdrWriter.prototype.addBuffer = function(b) {
+	var len = Buffer.byteLength(b)
+    var alen = align(len);
+    this.ensure(alen);
+    b.copy(this.buffer, this.pos);
+    this.pos += alen;
+};
+
 XdrWriter.prototype.addBlr = function(blr) {
     var alen = align(blr.pos);
     this.ensure(alen + 4);
diff --git a/test/index.js b/test/index.js
index 902d171..7ae6b1e 100644
--- a/test/index.js
+++ b/test/index.js
@@ -148,6 +148,15 @@ describe('Database', function () {
             });
         });
         
+        it('should insert with string from buffer', function (done) {
+            db.query('INSERT INTO test (ID, NAME, CREATED) VALUES(?, ?, ?) RETURNING ID', [5, Buffer.from('Firebird 5'), '14.12.2014T12:12:12'], function (err, row) {
+            //db.query('INSERT INTO test (ID, NAME, CREATED) VALUES(?, ?, ?) RETURNING ID', [5, 'Firebird 5', '14.12.2014T12:12:12'], function (err, row) {
+                assert.ok(!err, err);
+                assert.equal(row['id'], 5);
+                done();
+            });
+        });
+
         describe('verify', function () {
             it('should select data from inserts', function (done) {
                 db.query('SELECT * FROM test', function (err, rows) {
@@ -282,8 +291,8 @@ describe('Database', function () {
             db.execute('SELECT COUNT(*), SUM(ID) FROM test', function (err, rows) {
                 assert.ok(!err, err);
                 var row = rows[0];
-                assert.equal(row[0], 4);
-                assert.equal(row[1], 10);
+                assert.equal(row[0], 5);
+                assert.equal(row[1], 15);
                 done();
             });    
         });
@@ -292,8 +301,8 @@ describe('Database', function () {
             db.query('SELECT COUNT(*), SUM(ID) FROM test', function (err, rows) {
                 assert.ok(!err, err);
                 var row = rows[0];
-                assert.equal(row.count, 4);
-                assert.equal(row.sum, 10);
+                assert.equal(row.count, 5);
+                assert.equal(row.sum, 15);
                 done();
             });    
         });
@@ -303,7 +312,7 @@ describe('Database', function () {
             db.sequentially('SELECT Id FROM test', function (row) {
                 sum += row[0];
             }, function () {
-                assert.equal(sum, 10);
+                assert.equal(sum, 15);
                 done();
             }, true);
         });
@@ -313,7 +322,7 @@ describe('Database', function () {
             db.sequentially('SELECT Id FROM test', function (row) {
                 sum += row.id;
             }, function () {
-                assert.equal(sum, 10);
+                assert.equal(sum, 15);
                 done();
             });
         });
@@ -324,15 +333,15 @@ describe('Database', function () {
         it('should rollback', function (done) {
             db.transaction(function (err, transaction) {
                 assert(!err, err);
-                transaction.query('INSERT INTO test (ID, NAME) VALUES(?, ?)', [5, 'Transaction 1'], function (err) {
+                transaction.query('INSERT INTO test (ID, NAME) VALUES(?, ?)', [6, 'Transaction 1'], function (err) {
                     assert.ok(!err, err);
-                    transaction.query('INSERT INTO test (ID, NAME) VALUES(?, ?)', [6, 'Transaction 2'], function (err) {
+                    transaction.query('INSERT INTO test (ID, NAME) VALUES(?, ?)', [7, 'Transaction 2'], function (err) {
                         assert.ok(!err, err);
-                        transaction.query('INSERT INTO test_fail (ID, NAME) VALUES(?, ?)', [7, 'Transaction 3'], function (err) {
+                        transaction.query('INSERT INTO test_fail (ID, NAME) VALUES(?, ?)', [8, 'Transaction 3'], function (err) {
                             assert.ok(err);
                             transaction.rollback(function (err) {
                                 assert.ok(!err, err);
-                                verify(done, 4);
+                                verify(done, 5);
                             });
                         });
                     });
@@ -343,15 +352,15 @@ describe('Database', function () {
         it('should commit', function (done) {
             db.transaction(function (err, transaction) {
                 assert(!err, err);
-                transaction.query('INSERT INTO test (ID, NAME) VALUES(?, ?)', [5, 'Transaction 1'], function (err) {
+                transaction.query('INSERT INTO test (ID, NAME) VALUES(?, ?)', [6, 'Transaction 1'], function (err) {
                     assert.ok(!err, err);
-                    transaction.query('INSERT INTO test (ID, NAME) VALUES(?, ?)', [6, 'Transaction 2'], function (err) {
+                    transaction.query('INSERT INTO test (ID, NAME) VALUES(?, ?)', [7, 'Transaction 2'], function (err) {
                         assert.ok(!err, err);
-                        transaction.query('INSERT INTO test (ID, NAME) VALUES(?, ?)', [7, 'Transaction 3'], function (err) {
+                        transaction.query('INSERT INTO test (ID, NAME) VALUES(?, ?)', [8, 'Transaction 3'], function (err) {
                             assert.ok(!err, err);
                             transaction.commit(function (err) {
                                 assert.ok(!err, err);
-                                verify(done, 7);
+                                verify(done, 8);
                             });
                         });
                     });