“...I've been working since 2008 with Ruby / Ruby on Rails, love a bit of Elixir / Phoenix and learning Rust. I also poke through other people's code and make PRs for OpenSource Ruby projects that sometimes make it. Currently working for InPay...”

Rob Lacey
Senior Software Engineer, UK

Create MySQL users has changed

After all this time, the way of creating users and granting privileges on user in one statement just doesn’t work anymore. I guess I just missed the memo

New-MacBook-Pro:robl cex$ mysql -u root
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 9
Server version: 8.0.15 Homebrew

Copyright (c) 2000, 2019, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

mysql> GRANT ALL ON robl.* to robl@localhost IDENTIFIED BY 'robl';
ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL

Ok, so we need to create the user and then do the grant

mysql> CREATE USER robl IDENTIFIED BY 'robl';
Query OK, 0 rows affected (0.01 sec)

mysql> GRANT ALL ON robl.* TO robl@localhost;
ERROR 1410 (42000): You are not allowed to create a user with GRANT
mysql> CREATE USER robl@localhost;
Query OK, 0 rows affected (0.00 sec)
mysql> CREATE USER robl@localhost iDENTIFIED BY 'robl';
ERROR 1396 (HY000): Operation CREATE USER failed for 'robl'@'localhost'
mysql> DROP USER robl;
Query OK, 0 rows affected (0.00 sec)

mysql> CREATE USER robl@localhost IDENTIFIED BY 'robl';
ERROR 1396 (HY000): Operation CREATE USER failed for 'robl'@'localhost'
mysql> FLUSH PRIVILEGES;
Query OK, 0 rows affected (0.00 sec)

mysql> CREATE USER robl@localhost IDENTIFIED BY 'robl';
ERROR 1396 (HY000): Operation CREATE USER failed for 'robl'@'localhost'
mysql> DROP USER robl;
ERROR 1396 (HY000): Operation DROP USER failed for 'robl'@'%'

Ok, let’s just start again.

mysql> DROP USER robl@localhost;
Query OK, 0 rows affected (0.01 sec)

mysql> FLUSH PRIVILEGES;
Query OK, 0 rows affected (0.00 sec)

mysql> CREATE USER robl@localhost IDENTIFIED BY 'robl';
Query OK, 0 rows affected (0.00 sec)

mysql> GRANT ALL ON robl.* TO robl@localhost;
Query OK, 0 rows affected (0.00 sec)

mysql>

Ok, now I can get this started.

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