config root man

USE test;
CREATE TABLE test.slave_master_info_backup LIKE mysql.slave_master_info;
INSERT INTO test.slave_master_info_backup SELECT * FROM mysql.slave_master_info;
CREATE TABLE test.original
SELECT COLUMN_NAME, ORDINAL_POSITION
FROM INFORMATION_SCHEMA.COLUMNS
WHERE TABLE_NAME = "slave_master_info"
  AND TABLE_SCHEMA = "mysql";
# Scenario 1:
# Verify that the upgrade script works correctly when upgrading from the same version
# i.e. when both the columns Channel_name and Tls_version are in the correct order.
CREATE TABLE test.upgraded
SELECT COLUMN_NAME, ORDINAL_POSITION
FROM INFORMATION_SCHEMA.COLUMNS
WHERE TABLE_NAME = "slave_master_info"
  AND TABLE_SCHEMA = "mysql";
include/diff_tables.inc [test.upgraded, test.original]
DROP TABLE test.upgraded;
# Scenario 2:
# Verify that the upgrade script corrects the order of columns Channel_name
# and Tls_version in mysql.slave_master_info if the order is found to be wrong.
ALTER TABLE mysql.slave_master_info
MODIFY COLUMN Channel_name char(64) NOT NULL COMMENT
'The channel on which the slave is connected to a source. Used in Multisource Replication'
  AFTER Tls_version;
# Running mysql_upgrade to update slave_master_info table
# Verify that the columns Channel_name and Tls_version are now in correct order.
CREATE TABLE test.upgraded
SELECT COLUMN_NAME, ORDINAL_POSITION
FROM INFORMATION_SCHEMA.COLUMNS
WHERE TABLE_NAME = "slave_master_info"
  AND TABLE_SCHEMA = "mysql";
include/diff_tables.inc [test.upgraded, test.original]
DROP TABLE test.upgraded;
# Scenario 3:
# DROP slave_master_info table and re-create it as of MySQL 5.6.21
DROP table mysql.slave_master_info;
CREATE TABLE `mysql`.`slave_master_info` (
`Number_of_lines` int(10) unsigned NOT NULL COMMENT 'Number of lines in the file.',
`Master_log_name` text CHARACTER SET utf8 COLLATE utf8_bin NOT NULL COMMENT 'The name of the master binary log currently being read from the master.',
`Master_log_pos` bigint(20) unsigned NOT NULL COMMENT 'The master log position of the last read event.',
`Host` char(64) CHARACTER SET utf8 COLLATE utf8_bin NOT NULL DEFAULT '' COMMENT 'The host name of the master.',
`User_name` text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'The user name used to connect to the master.',
`User_password` text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'The password used to connect to the master.',
`Port` int(10) unsigned NOT NULL COMMENT 'The network port used to connect to the master.',
`Connect_retry` int(10) unsigned NOT NULL COMMENT 'The period (in seconds) that the slave will wait before trying to reconnect to the master.',
`Enabled_ssl` tinyint(1) NOT NULL COMMENT 'Indicates whether the server supports SSL connections.',
`Ssl_ca` text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'The file used for the Certificate Authority (CA) certificate.',
`Ssl_capath` text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'The path to the Certificate Authority (CA) certificates.',
`Ssl_cert` text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'The name of the SSL certificate file.',
`Ssl_cipher` text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'The name of the cipher in use for the SSL connection.',
`Ssl_key` text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'The name of the SSL key file.',
`Ssl_verify_server_cert` tinyint(1) NOT NULL COMMENT 'Whether to verify the server certificate.',
`Heartbeat` float NOT NULL,
`Bind` text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'Displays which interface is employed when connecting to the MySQL server',
`Ignored_server_ids` text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'The number of server IDs to be ignored, followed by the actual server IDs',
`Uuid` text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'The master server uuid.',
`Retry_count` bigint(20) unsigned NOT NULL COMMENT 'Number of reconnect attempts, to the master, before giving up.',
`Ssl_crl` text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'The file used for the Certificate Revocation List (CRL)',
`Ssl_crlpath` text CHARACTER SET utf8 COLLATE utf8_bin COMMENT 'The path used for Certificate Revocation List (CRL) files',
`Enabled_auto_position` tinyint(1) NOT NULL COMMENT 'Indicates whether GTIDs will be used to retrieve events from the master.',
PRIMARY KEY (`Host`,`Port`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8 STATS_PERSISTENT=0 COMMENT='Master Information';
#Running mysql_upgrade to update slave_master_info table
#Verify that the columns Channel_name and Tls_version are added and are in correct order.
CREATE TABLE test.upgraded
SELECT COLUMN_NAME, ORDINAL_POSITION
FROM INFORMATION_SCHEMA.COLUMNS
WHERE TABLE_NAME = "slave_master_info"
  AND TABLE_SCHEMA = "mysql";
include/diff_tables.inc [test.upgraded, test.original]
DROP TABLE test.upgraded;
TRUNCATE TABLE mysql.slave_master_info;
INSERT INTO mysql.slave_master_info SELECT * FROM test.slave_master_info_backup;
ALTER TABLE mysql.slave_master_info
MODIFY Host CHAR(64) CHARACTER SET utf8 COLLATE utf8_bin NULL COMMENT 'The host name of the master.',
ALTER COLUMN Channel_name DROP DEFAULT;
DROP TABLE test.slave_master_info_backup;
DROP TABLE test.original;
#Restart the server
# restart