BUG#29851 TRUNCATE causes error 4350 from cluster in INSERT... ON DUPLICATE KEY UPDATE

mysql-test/r/ndb_alter_table2.result:
  Add test case for BUG#29851
mysql-test/t/ndb_alter_table2.test:
  Add test case for BUG#29851
sql/ha_ndbcluster.cc:
  Indexes are dropped also when dropping table in GlobalDictCache

mysql-test/r/ndb_alter_table2.result

@@ -40,3 +40,22 @@ a	b	c
 select * from t1;
 a	b	c
 drop table t1;
+DROP TABLE IF EXISTS truncate_test;
+CREATE TABLE truncate_test (
+i INT PRIMARY KEY,
+a INT,
+b VARCHAR(11),
+UNIQUE KEY (a) 
+) ENGINE = NDB;
+INSERT INTO truncate_test VALUES (1, 1, 'test') ON DUPLICATE KEY UPDATE b = 'new';
+INSERT INTO truncate_test VALUES (1, 1, 'test') ON DUPLICATE KEY UPDATE b = 'new';
+TRUNCATE truncate_test;
+INSERT INTO truncate_test VALUES (1, 1, 'test') ON DUPLICATE KEY UPDATE b = 'new';
+SELECT * FROM truncate_test;
+i	a	b
+1	1	test
+INSERT INTO truncate_test VALUES (1, 1, 'test') ON DUPLICATE KEY UPDATE b = 'new';
+SELECT * FROM truncate_test;
+i	a	b
+1	1	new
+DROP TABLE truncate_test;

mysql-test/t/ndb_alter_table2.test

@@ -81,3 +81,34 @@ select * from t1;
 select * from t1;
 
 drop table t1;
+
+#For BUG#29851 TRUNCATE causes error 4350 from cluster in INSERT... ON DUPLICATE KEY UPDATE
+
+connection con1;
+
+--disable_warnings
+DROP TABLE IF EXISTS truncate_test;
+--enable_warnings
+
+CREATE TABLE truncate_test (
+  i INT PRIMARY KEY,
+  a INT,
+  b VARCHAR(11),
+  UNIQUE KEY (a) 
+) ENGINE = NDB;
+
+INSERT INTO truncate_test VALUES (1, 1, 'test') ON DUPLICATE KEY UPDATE b = 'new';
+INSERT INTO truncate_test VALUES (1, 1, 'test') ON DUPLICATE KEY UPDATE b = 'new';
+
+connection con2;
+TRUNCATE truncate_test;
+
+connection con1;
+INSERT INTO truncate_test VALUES (1, 1, 'test') ON DUPLICATE KEY UPDATE b = 'new';
+SELECT * FROM truncate_test;
+
+connection con2;
+INSERT INTO truncate_test VALUES (1, 1, 'test') ON DUPLICATE KEY UPDATE b = 'new';
+SELECT * FROM truncate_test;
+
+DROP TABLE truncate_test;

sql/ha_ndbcluster.cc

@@ -439,7 +439,8 @@ void ha_ndbcluster::no_uncommitted_rows_reset(THD *thd)
 
 void ha_ndbcluster::invalidate_dictionary_cache(bool global)
 {
-  NDBDICT *dict= get_ndb()->getDictionary();
+  Ndb * ndb= get_ndb();
+  NDBDICT *dict= ndb->getDictionary();
   DBUG_ENTER("invalidate_dictionary_cache");
   DBUG_PRINT("info", ("invalidating %s", m_tabname));
 
@@ -459,6 +460,7 @@ void ha_ndbcluster::invalidate_dictionary_cache(bool global)
   }
   else
     dict->removeCachedTable(m_tabname);
+  build_index_list(ndb, table, ILBP_OPEN);
   table->s->version=0L;			/* Free when thread is ready */
   /* Invalidate indexes */
   for (uint i= 0; i < table->s->keys; i++)
@@ -470,17 +472,23 @@ void ha_ndbcluster::invalidate_dictionary_cache(bool global)
     switch (idx_type) {
     case PRIMARY_KEY_ORDERED_INDEX:
     case ORDERED_INDEX:
+      if (!index)
+        break;
       if (global)
         dict->invalidateIndex(index->getName(), m_tabname);
       else
         dict->removeCachedIndex(index->getName(), m_tabname);
       break;
     case UNIQUE_ORDERED_INDEX:
+      if (!index)
+        break;
       if (global)
         dict->invalidateIndex(index->getName(), m_tabname);
       else
         dict->removeCachedIndex(index->getName(), m_tabname);
     case UNIQUE_INDEX:
+      if (!unique_index)
+        break;
       if (global)
         dict->invalidateIndex(unique_index->getName(), m_tabname);
       else