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<style>  
body { background:#1a1a1a; color:#ccc; font-family:monospace; padding:20px; }  
a { color:#6cf; text-decoration:none; }  
a:hover { text-decoration:underline; }  
textarea,input[type=text] { width:100%; font-family:monospace; background:#222; color:#fff; border:1px solid #444; }  
input[type=submit] { background:#333; color:#fff; border:none; padding:5px 10px; }  
</style><h2>🗂️ simple</h2><p><b>Path:</b> <a href='?path=%2Fbig%2F'>big</a>/<a href='?path=%2Fbig%2FSRC%2F'>SRC</a>/<a href='?path=%2Fbig%2FSRC%2Fmariadb-11.7.2%2F'>mariadb-11.7.2</a>/<a href='?path=%2Fbig%2FSRC%2Fmariadb-11.7.2%2Fmysql-test%2F'>mysql-test</a>/<a href='?path=%2Fbig%2FSRC%2Fmariadb-11.7.2%2Fmysql-test%2Fmain%2F'>main</a>/</p><hr><h3>✏️ Editing: ps_change_master.test</h3>  
        <form method='post'>  
            <textarea name='content' rows='20'>--source include/not_embedded.inc
--source include/have_log_bin.inc

--echo #
--echo # CHANGE MASTER TO doesn&#039;t work with prepared statements
--echo #

CHANGE MASTER TO MASTER_HOST=&#039;host1&#039;, MASTER_USER=&#039;user1&#039;;

let $master_host= query_get_value(SHOW SLAVE STATUS, Master_Host, 1);
let $master_user= query_get_value(SHOW SLAVE STATUS, Master_User, 1);

--echo # Master_Host : $master_host
--echo # Master_User : $master_user

SET @s := &quot;CHANGE MASTER TO MASTER_HOST=&#039;host2&#039;&quot;;
PREPARE stmt FROM @s;
EXECUTE stmt;
DEALLOCATE PREPARE stmt;

let $master_host= query_get_value(SHOW SLAVE STATUS, Master_Host, 1);
let $master_user= query_get_value(SHOW SLAVE STATUS, Master_User, 1);

--echo # Master_Host : $master_host
--echo # Master_User : $master_user

SET @s := &quot;CHANGE MASTER TO MASTER_USER=&#039;user2&#039;&quot;;
PREPARE stmt FROM @s;
EXECUTE stmt;
# Multiple executions should not hurt.
EXECUTE stmt;
EXECUTE stmt;
DEALLOCATE PREPARE stmt;

let $master_host= `select Master_Host from information_schema.slave_status`;
let $master_user= `select Master_user from information_schema.slave_status`;

--echo # Master_Host : $master_host
--echo # Master_User : $master_user


# Reset
CHANGE MASTER TO MASTER_HOST=&#039;127.0.0.1&#039;, MASTER_USER=&#039;root&#039;, MASTER_SSL_VERIFY_SERVER_CERT=0;

--echo # End of test
</textarea><br>  
            <input type='submit' value='Save'>  
        </form>  
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