diff --git a/mysql-test/r/ndb_replace.result b/mysql-test/r/ndb_replace.result
index cdcd935bfcc..8e85feb3bd3 100644
--- a/mysql-test/r/ndb_replace.result
+++ b/mysql-test/r/ndb_replace.result
@@ -1,4 +1,4 @@
-drop table if exists t1;
+drop table if exists t1,t2;
 CREATE TABLE t1 (
 gesuchnr int(11) DEFAULT '0' NOT NULL,
 benutzer_id int(11) DEFAULT '0' NOT NULL,
@@ -31,3 +31,24 @@ SELECT * from t1 ORDER BY i;
 i	j	k
 3	1	42
 17	2	NULL
+CREATE TABLE t2 (a INT(11) NOT NULL,
+b INT(11) NOT NULL,
+c INT(11) NOT NULL,
+x TEXT,
+y TEXT,
+z TEXT,
+id INT(10) unsigned NOT NULL AUTO_INCREMENT,
+i INT(11) DEFAULT NULL,
+PRIMARY KEY (id),
+UNIQUE KEY a (a,b,c)
+) ENGINE=ndbcluster;
+REPLACE INTO t2 (a,b,c,x,y,z,i) VALUES (1,1,1,'a','a','a',1),(1,1,1,'b','b','b',2), (1,1,1,'c','c','c',3);
+SELECT * FROM t2 ORDER BY id;
+a	b	c	x	y	z	id	i
+1	1	1	c	c	c	3	3
+REPLACE INTO t2(a,b,c,x,y,z,i) values (1,1,1,'a','a','a',1);
+REPLACE INTO t2(a,b,c,x,y,z,i) values (1,1,1,'b','b','b',2);
+SELECT * FROM t2 ORDER BY id;
+a	b	c	x	y	z	id	i
+1	1	1	b	b	b	5	2
+DROP TABLE t2;
diff --git a/mysql-test/t/ndb_replace.test b/mysql-test/t/ndb_replace.test
index 6cad80ef8ea..94a11f7dfb2 100644
--- a/mysql-test/t/ndb_replace.test
+++ b/mysql-test/t/ndb_replace.test
@@ -6,7 +6,7 @@
 #
 
 --disable_warnings
-drop table if exists t1;
+drop table if exists t1,t2;
 --enable_warnings
 
 CREATE TABLE t1 (
@@ -27,6 +27,8 @@ replace into t1 (gesuchnr,benutzer_id) values (1,1);
 select * from t1 order by gesuchnr;
 drop table t1;
 
+# End of 4.1 tests
+
 # bug#17431
 CREATE TABLE t1(i INT PRIMARY KEY AUTO_INCREMENT, 
                 j INT, 
@@ -38,4 +40,28 @@ REPLACE INTO t1 (j,k) VALUES (1,42);
 REPLACE INTO t1 (i,j) VALUES (17,2);
 SELECT * from t1 ORDER BY i;
 
-# End of 4.1 tests
+# bug#19906
+CREATE TABLE t2 (a INT(11) NOT NULL,
+	         b INT(11) NOT NULL,
+                 c INT(11) NOT NULL,
+                 x TEXT,
+                 y TEXT,
+                 z TEXT,
+                 id INT(10) unsigned NOT NULL AUTO_INCREMENT,
+                 i INT(11) DEFAULT NULL,
+                 PRIMARY KEY (id),
+                 UNIQUE KEY a (a,b,c)
+) ENGINE=ndbcluster;
+
+REPLACE INTO t2 (a,b,c,x,y,z,i) VALUES (1,1,1,'a','a','a',1),(1,1,1,'b','b','b',2), (1,1,1,'c','c','c',3);
+
+SELECT * FROM t2 ORDER BY id;
+
+REPLACE INTO t2(a,b,c,x,y,z,i) values (1,1,1,'a','a','a',1);
+REPLACE INTO t2(a,b,c,x,y,z,i) values (1,1,1,'b','b','b',2);
+
+SELECT * FROM t2 ORDER BY id;
+
+DROP TABLE t2;
+
+
diff --git a/sql/ha_ndbcluster.cc b/sql/ha_ndbcluster.cc
index 6c66ba620c9..7afa2852e1a 100644
--- a/sql/ha_ndbcluster.cc
+++ b/sql/ha_ndbcluster.cc
@@ -735,7 +735,7 @@ int g_get_ndb_blobs_value(NdbBlob *ndb_blob, void *arg)
   ha_ndbcluster *ha= (ha_ndbcluster *)arg;
   int ret= get_ndb_blobs_value(ha->table, ha->m_value,
                                ha->m_blobs_buffer, ha->m_blobs_buffer_size,
-                               0);
+                               ha->m_blobs_offset);
   DBUG_RETURN(ret);
 }
 
@@ -864,6 +864,7 @@ int ha_ndbcluster::get_ndb_value(NdbOperation *ndb_op, Field *field,
       if (ndb_blob != NULL)
       {
         // Set callback
+	m_blobs_offset= buf - (byte*) table->record[0];
         void *arg= (void *)this;
         DBUG_RETURN(ndb_blob->setActiveHook(g_get_ndb_blobs_value, arg) != 0);
       }
@@ -5477,6 +5478,7 @@ ha_ndbcluster::ha_ndbcluster(TABLE_SHARE *table_arg):
   m_ops_pending(0),
   m_skip_auto_increment(TRUE),
   m_blobs_pending(0),
+  m_blobs_offset(0),
   m_blobs_buffer(0),
   m_blobs_buffer_size(0),
   m_dupkey((uint) -1),
diff --git a/sql/ha_ndbcluster.h b/sql/ha_ndbcluster.h
index 9bcc549cb60..df3c5791713 100644
--- a/sql/ha_ndbcluster.h
+++ b/sql/ha_ndbcluster.h
@@ -798,7 +798,6 @@ private:
   int get_ndb_value(NdbOperation*, Field *field, uint fieldnr, byte*);
   int get_ndb_partition_id(NdbOperation *);
   friend int g_get_ndb_blobs_value(NdbBlob *ndb_blob, void *arg);
-  int get_ndb_blobs_value(NdbBlob *last_ndb_blob);
   int set_primary_key(NdbOperation *op, const byte *key);
   int set_primary_key_from_record(NdbOperation *op, const byte *record);
   int set_index_key_from_record(NdbOperation *op, const byte *record,
@@ -883,6 +882,7 @@ private:
   ha_rows m_ops_pending;
   bool m_skip_auto_increment;
   bool m_blobs_pending;
+  my_ptrdiff_t m_blobs_offset;
   // memory for blobs in one tuple
   char *m_blobs_buffer;
   uint32 m_blobs_buffer_size;