Merge to 5.0

mysql-test/r/ctype_utf8.result:
  Correct wrong merge
mysql-test/r/show_check.result:
  Correct wrong merge
  Fix output from new test for SHOW CREATE TABLE, default '0' is not displayed in 5.0
mysql-test/r/sql_mode.result:
  Correct wrong merge

mysql-test/r/ctype_utf8.result

@@ -413,7 +413,7 @@ Table	Create Table
 t1	CREATE TABLE `t1` (
   `c` char(10) character set utf8 default NULL,
   UNIQUE KEY `a` USING HASH (`c`(1))
-) ENGINE=HEAP DEFAULT CHARSET=latin1
+) ENGINE=MEMORY DEFAULT CHARSET=latin1
 insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
 insert into t1 values ('aa');
 ERROR 23000: Duplicate entry 'aa' for key 1
@@ -449,7 +449,7 @@ Table	Create Table
 t1	CREATE TABLE `t1` (
   `c` char(10) character set utf8 default NULL,
   UNIQUE KEY `a` USING BTREE (`c`(1))
-) ENGINE=HEAP DEFAULT CHARSET=latin1
+) ENGINE=MEMORY DEFAULT CHARSET=latin1
 insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
 insert into t1 values ('aa');
 ERROR 23000: Duplicate entry 'aa' for key 1
@@ -571,7 +571,7 @@ Table	Create Table
 t1	CREATE TABLE `t1` (
   `c` char(10) character set utf8 collate utf8_bin default NULL,
   UNIQUE KEY `a` USING HASH (`c`(1))
-) ENGINE=HEAP DEFAULT CHARSET=latin1
+) ENGINE=MEMORY DEFAULT CHARSET=latin1
 insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
 insert into t1 values ('aa');
 ERROR 23000: Duplicate entry 'aa' for key 1
@@ -607,7 +607,7 @@ Table	Create Table
 t1	CREATE TABLE `t1` (
   `c` char(10) character set utf8 collate utf8_bin default NULL,
   UNIQUE KEY `a` USING BTREE (`c`(1))
-) ENGINE=HEAP DEFAULT CHARSET=latin1
+) ENGINE=MEMORY DEFAULT CHARSET=latin1
 insert into t1 values ('a'),('b'),('c'),('d'),('e'),('f');
 insert into t1 values ('aa');
 ERROR 23000: Duplicate entry 'aa' for key 1

mysql-test/r/show_check.result

@@ -420,7 +420,7 @@ Table	Create Table
 t1	CREATE TABLE `t1` (
   `i` int(11) default NULL,
   KEY `i` USING HASH (`i`)
-) ENGINE=HEAP DEFAULT CHARSET=latin1
+) ENGINE=MEMORY DEFAULT CHARSET=latin1
 DROP TABLE t1;
 CREATE TABLE t1 (i int, KEY USING BTREE (i)) ENGINE=MEMORY;
 SHOW CREATE TABLE t1;
@@ -428,7 +428,7 @@ Table	Create Table
 t1	CREATE TABLE `t1` (
   `i` int(11) default NULL,
   KEY `i` USING BTREE (`i`)
-) ENGINE=HEAP DEFAULT CHARSET=latin1
+) ENGINE=MEMORY DEFAULT CHARSET=latin1
 DROP TABLE t1;
 CREATE TABLE t1 (i int, KEY (i)) ENGINE=MyISAM;
 SHOW CREATE TABLE t1;
@@ -474,7 +474,7 @@ Table	Create Table
 t1	CREATE TABLE `t1` (
   `i` int(11) default NULL,
   KEY `i` USING BTREE (`i`)
-) ENGINE=HEAP DEFAULT CHARSET=latin1
+) ENGINE=MEMORY DEFAULT CHARSET=latin1
 DROP TABLE t1;
 CREATE TABLE t1(
 field1 text NOT NULL,
@@ -506,8 +506,8 @@ INDEX USING BTREE(c2)
 SHOW CREATE TABLE t1;
 Table	Create Table
 t1	CREATE TABLE `t1` (
-  `c1` int(11) NOT NULL default '0',
-  `c2` int(11) NOT NULL default '0',
+  `c1` int(11) NOT NULL,
+  `c2` int(11) NOT NULL,
   PRIMARY KEY  USING HASH (`c1`),
   KEY `c2` USING BTREE (`c2`)
 ) ENGINE=MyISAM DEFAULT CHARSET=latin1

mysql-test/r/sql_mode.result

@@ -18,7 +18,7 @@ t1	CREATE TABLE `t1` (
   `email` varchar(60) character set latin2 NOT NULL default '',
   PRIMARY KEY  (`a`),
   UNIQUE KEY `email` USING BTREE (`email`)
-) ENGINE=HEAP DEFAULT CHARSET=latin1 ROW_FORMAT=DYNAMIC
+) ENGINE=MEMORY DEFAULT CHARSET=latin1 ROW_FORMAT=DYNAMIC
 set @@sql_mode="ansi_quotes";
 show variables like 'sql_mode';
 Variable_name	Value
@@ -31,7 +31,7 @@ t1	CREATE TABLE "t1" (
   "email" varchar(60) character set latin2 NOT NULL default '',
   PRIMARY KEY  ("a"),
   UNIQUE KEY "email" USING BTREE ("email")
-) ENGINE=HEAP DEFAULT CHARSET=latin1 ROW_FORMAT=DYNAMIC
+) ENGINE=MEMORY DEFAULT CHARSET=latin1 ROW_FORMAT=DYNAMIC
 set @@sql_mode="no_table_options";
 show variables like 'sql_mode';
 Variable_name	Value