DROP TABLE IF EXISTS t1;
# Running CREATE TABLE .. INDEX DIRECTORY = <>
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` char(8) DEFAULT NULL
) ENGINE=<STORAGE_ENGINE> DEFAULT CHARSET=latin1 INDEX DIRECTORY='<INDEX_DIR_1>'
# For ALTER TABLE the option is ignored
# Running ALTER TABLE .. INDEX DIRECTORY = <>
Warnings:
Warning	1618	<INDEX DIRECTORY> option ignored
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `a` int(11) DEFAULT NULL,
  `b` char(8) DEFAULT NULL
) ENGINE=<STORAGE_ENGINE> DEFAULT CHARSET=latin1 INDEX DIRECTORY='<INDEX_DIR_1>'
DROP TABLE t1;