name : debian_create_root_user.sql -- Get the hostname, if the hostname has any wildcard character like "_" or "%" -- add escape character in front of wildcard character to convert "_" or "%" to -- a plain character SET @get_hostname= @@hostname; SELECT REPLACE((SELECT REPLACE(@get_hostname,'_','\_')),'%','\%') INTO @current_hostname; -- Fill "user" table with default users allowing root access -- from local machine if "user" table didn't exist before CREATE TEMPORARY TABLE tmp_user LIKE user; INSERT INTO tmp_user VALUES ('localhost','root','','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','','','','',0,0,0,0,'','','N'); REPLACE INTO tmp_user SELECT @current_hostname,'root','','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','','','','',0,0,0,0,'','','N' FROM dual WHERE LOWER( @current_hostname) != 'localhost'; REPLACE INTO tmp_user VALUES ('127.0.0.1','root','','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','','','','',0,0,0,0,'','','N'); REPLACE INTO tmp_user VALUES ('::1','root','','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','','','','',0,0,0,0,'','','N'); INSERT INTO user SELECT * FROM tmp_user WHERE @had_user_table=0; DROP TABLE tmp_user; CREATE TEMPORARY TABLE tmp_proxies_priv LIKE proxies_priv; INSERT INTO tmp_proxies_priv VALUES ('localhost', 'root', '', '', TRUE, '', now()); REPLACE INTO tmp_proxies_priv SELECT @current_hostname, 'root', '', '', TRUE, '', now() FROM DUAL WHERE LOWER (@current_hostname) != 'localhost'; INSERT INTO proxies_priv SELECT * FROM tmp_proxies_priv WHERE @had_proxies_priv_table=0; DROP TABLE tmp_proxies_priv; FLUSH PRIVILEGES;