diff --git a/mysql-test/r/ctype_utf8.result b/mysql-test/r/ctype_utf8.result
index 6e375b53d35..f62d754392b 100644
--- a/mysql-test/r/ctype_utf8.result
+++ b/mysql-test/r/ctype_utf8.result
@@ -412,7 +412,7 @@ show create table t1;
 Table	Create Table
 t1	CREATE TABLE `t1` (
   `c` char(10) character set utf8 default NULL,
-  UNIQUE KEY `a` (`c`(1))
+  UNIQUE KEY `a` TYPE HASH (`c`(1))
 ) ENGINE=HEAP DEFAULT CHARSET=latin1
 insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
 insert into t1 values ('aa');
@@ -570,7 +570,7 @@ show create table t1;
 Table	Create Table
 t1	CREATE TABLE `t1` (
   `c` char(10) character set utf8 collate utf8_bin default NULL,
-  UNIQUE KEY `a` (`c`(1))
+  UNIQUE KEY `a` TYPE HASH (`c`(1))
 ) ENGINE=HEAP DEFAULT CHARSET=latin1
 insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
 insert into t1 values ('aa');
diff --git a/mysql-test/r/show_check.result b/mysql-test/r/show_check.result
index 0afe45eb5e5..37531f05f43 100644
--- a/mysql-test/r/show_check.result
+++ b/mysql-test/r/show_check.result
@@ -405,3 +405,73 @@ where user='mysqltest_1' || user='mysqltest_2' || user='mysqltest_3';
 delete from mysql.db   
 where user='mysqltest_1' || user='mysqltest_2' || user='mysqltest_3';
 flush privileges;
+CREATE TABLE t1 (i int, KEY (i)) ENGINE=MEMORY;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `i` int(11) default NULL,
+  KEY `i` (`i`)
+) ENGINE=HEAP DEFAULT CHARSET=latin1
+DROP TABLE t1;
+CREATE TABLE t1 (i int, KEY USING HASH (i)) ENGINE=MEMORY;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `i` int(11) default NULL,
+  KEY `i` TYPE HASH (`i`)
+) ENGINE=HEAP DEFAULT CHARSET=latin1
+DROP TABLE t1;
+CREATE TABLE t1 (i int, KEY USING BTREE (i)) ENGINE=MEMORY;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `i` int(11) default NULL,
+  KEY `i` TYPE BTREE (`i`)
+) ENGINE=HEAP DEFAULT CHARSET=latin1
+DROP TABLE t1;
+CREATE TABLE t1 (i int, KEY (i)) ENGINE=MyISAM;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `i` int(11) default NULL,
+  KEY `i` (`i`)
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+DROP TABLE t1;
+CREATE TABLE t1 (i int, KEY USING BTREE (i)) ENGINE=MyISAM;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `i` int(11) default NULL,
+  KEY `i` TYPE BTREE (`i`)
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+DROP TABLE t1;
+CREATE TABLE t1 (i int, KEY (i)) ENGINE=MyISAM;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `i` int(11) default NULL,
+  KEY `i` (`i`)
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+ALTER TABLE t1 ENGINE=MEMORY;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `i` int(11) default NULL,
+  KEY `i` (`i`)
+) ENGINE=HEAP DEFAULT CHARSET=latin1
+DROP TABLE t1;
+CREATE TABLE t1 (i int, KEY USING BTREE (i)) ENGINE=MyISAM;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `i` int(11) default NULL,
+  KEY `i` TYPE BTREE (`i`)
+) ENGINE=MyISAM DEFAULT CHARSET=latin1
+ALTER TABLE t1 ENGINE=MEMORY;
+SHOW CREATE TABLE t1;
+Table	Create Table
+t1	CREATE TABLE `t1` (
+  `i` int(11) default NULL,
+  KEY `i` TYPE BTREE (`i`)
+) ENGINE=HEAP DEFAULT CHARSET=latin1
+DROP TABLE t1;
diff --git a/mysql-test/t/show_check.test b/mysql-test/t/show_check.test
index 7788215dd27..cd8d4dba6ab 100644
--- a/mysql-test/t/show_check.test
+++ b/mysql-test/t/show_check.test
@@ -321,3 +321,35 @@ flush privileges;
 #--replace_column 7 # 8 # 9 #
 #show table status from `ä` LIKE 'ä';
 #drop database `ä`;
+
+# Test that USING <keytype> is always shown in SHOW CREATE TABLE when it was
+# specified during table creation, but not otherwise. (Bug #7235)
+CREATE TABLE t1 (i int, KEY (i)) ENGINE=MEMORY;
+SHOW CREATE TABLE t1;
+DROP TABLE t1;
+CREATE TABLE t1 (i int, KEY USING HASH (i)) ENGINE=MEMORY;
+SHOW CREATE TABLE t1;
+DROP TABLE t1;
+CREATE TABLE t1 (i int, KEY USING BTREE (i)) ENGINE=MEMORY;
+SHOW CREATE TABLE t1;
+DROP TABLE t1;
+CREATE TABLE t1 (i int, KEY (i)) ENGINE=MyISAM;
+SHOW CREATE TABLE t1;
+DROP TABLE t1;
+CREATE TABLE t1 (i int, KEY USING BTREE (i)) ENGINE=MyISAM;
+SHOW CREATE TABLE t1;
+DROP TABLE t1;
+# Test that when an index is created with the default key algorithm and
+# altered to another storage engine, it gets the default key algorithm
+# for that storage engine, but when it is specified, the specified type is
+# preserved.
+CREATE TABLE t1 (i int, KEY (i)) ENGINE=MyISAM;
+SHOW CREATE TABLE t1;
+ALTER TABLE t1 ENGINE=MEMORY;
+SHOW CREATE TABLE t1;
+DROP TABLE t1;
+CREATE TABLE t1 (i int, KEY USING BTREE (i)) ENGINE=MyISAM;
+SHOW CREATE TABLE t1;
+ALTER TABLE t1 ENGINE=MEMORY;
+SHOW CREATE TABLE t1;
+DROP TABLE t1;
diff --git a/sql/sql_show.cc b/sql/sql_show.cc
index 88a56d26e35..8929872c466 100644
--- a/sql/sql_show.cc
+++ b/sql/sql_show.cc
@@ -1404,14 +1404,18 @@ store_create_info(THD *thd, TABLE *table, String *packet)
     if (!(thd->variables.sql_mode & MODE_NO_KEY_OPTIONS) &&
 	!limited_mysql_mode && !foreign_db_mode)
     {
-      if (table->db_type == DB_TYPE_HEAP &&
-	  key_info->algorithm == HA_KEY_ALG_BTREE)
+      if (key_info->algorithm == HA_KEY_ALG_BTREE)
 	packet->append(" TYPE BTREE", 11);
       
+      if (key_info->algorithm == HA_KEY_ALG_HASH)
+	packet->append(" TYPE HASH", 10);
+      
       // +BAR: send USING only in non-default case: non-spatial rtree
       if ((key_info->algorithm == HA_KEY_ALG_RTREE) &&
 	  !(key_info->flags & HA_SPATIAL))
 	packet->append(" TYPE RTREE", 11);
+
+      // No need to send TYPE FULLTEXT, it is sent as FULLTEXT KEY
     }
     packet->append(" (", 2);