From a28f221f35622b799e34a6e05c66555a6ffe9b81 Mon Sep 17 00:00:00 2001
From: unknown <jimw@mysql.com>
Date: Thu, 13 Jan 2005 18:22:35 +0100
Subject: [PATCH] Add test cases to verify that SHOW CREATE TABLE always
 outputs the key algorithm for keys where they were explicitly specified.

mysql-test/r/show_check.result:
  Add results
mysql-test/t/show_check.test:
  Add tests for preservation of key algorithm in SHOW CREATE TABLE output
---
 mysql-test/r/show_check.result | 70 ++++++++++++++++++++++++++++++++++
 mysql-test/t/show_check.test   | 32 ++++++++++++++++
 2 files changed, 102 insertions(+)

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;