Follow-up for commit 38b89a61

Altering a comment or a default field's value needs "NO_LOCK", not EXCLUSIVE -
storage_engine test result updated

storage/myisam/mysql-test/storage_engine/alter_table_online.rdiff

 --- suite/storage_engine/alter_table_online.result	2013-11-08 20:01:16.000000000 +0400
 +++ suite/storage_engine/alter_table_online.reject	2013-11-08 20:02:03.000000000 +0400
-@@ -2,8 +2,35 @@
- CREATE TABLE t1 (a <INT_COLUMN>, b <INT_COLUMN>, c <CHAR_COLUMN>) ENGINE=<STORAGE_ENGINE> <CUSTOM_TABLE_OPTIONS>;
- INSERT INTO t1 (a,b,c) VALUES (1,100,'a'),(2,200,'b'),(3,300,'c');
- ALTER ONLINE TABLE t1 MODIFY b <INT_COLUMN> DEFAULT 5;
-+ERROR 0A000: LOCK=NONE/SHARED is not supported for this operation. Try LOCK=EXCLUSIVE.
-+# ERROR: Statement ended with errno 1845, errname ER_ALTER_OPERATION_NOT_SUPPORTED (expected to succeed)
-+# ------------ UNEXPECTED RESULT ------------
-+# The statement|command finished with ER_ALTER_OPERATION_NOT_SUPPORTED.
-+# Functionality or the mix could be unsupported|malfunctioning, or the problem was caused by previous errors. 
-+# You can change the engine code, or create an rdiff, or disable the test by adding it to disabled.def.
-+# Further in this test, the message might sometimes be suppressed; a part of the test might be skipped.
-+# Also, this problem may cause a chain effect (more errors of different kinds in the test).
-+# -------------------------------------------
- ALTER ONLINE TABLE t1 CHANGE b new_name <INT_COLUMN>;
-+ERROR 0A000: LOCK=NONE/SHARED is not supported for this operation. Try LOCK=EXCLUSIVE.
-+# ERROR: Statement ended with errno 1845, errname ER_ALTER_OPERATION_NOT_SUPPORTED (expected to succeed)
-+# ------------ UNEXPECTED RESULT ------------
-+# The statement|command finished with ER_ALTER_OPERATION_NOT_SUPPORTED.
-+# Functionality or the mix could be unsupported|malfunctioning, or the problem was caused by previous errors. 
-+# You can change the engine code, or create an rdiff, or disable the test by adding it to disabled.def.
-+# Further in this test, the message might sometimes be suppressed; a part of the test might be skipped.
-+# Also, this problem may cause a chain effect (more errors of different kinds in the test).
-+# -------------------------------------------
- ALTER ONLINE TABLE t1 COMMENT 'new comment';
-+ERROR 0A000: LOCK=NONE/SHARED is not supported for this operation. Try LOCK=EXCLUSIVE.
-+# ERROR: Statement ended with errno 1845, errname ER_ALTER_OPERATION_NOT_SUPPORTED (expected to succeed)
-+# ------------ UNEXPECTED RESULT ------------
-+# The statement|command finished with ER_ALTER_OPERATION_NOT_SUPPORTED.
-+# Functionality or the mix could be unsupported|malfunctioning, or the problem was caused by previous errors. 
-+# You can change the engine code, or create an rdiff, or disable the test by adding it to disabled.def.
-+# Further in this test, the message might sometimes be suppressed; a part of the test might be skipped.
-+# Also, this problem may cause a chain effect (more errors of different kinds in the test).
-+# -------------------------------------------
- ALTER ONLINE TABLE t1 RENAME TO t2;
- ERROR 0A000: LOCK=NONE/SHARED is not supported for this operation. Try LOCK=EXCLUSIVE.
- DROP TABLE IF EXISTS t2;
 @@ -23,12 +50,30 @@
  CREATE TABLE t1 (a <INT_COLUMN>, b <INT_COLUMN>, c <CHAR_COLUMN>) ENGINE=<STORAGE_ENGINE> <CUSTOM_TABLE_OPTIONS>;
  INSERT INTO t1 (a,b,c) VALUES (1,100,'a'),(2,200,'b'),(3,300,'c');