mysql drop user if exists
As @jordanm points out, within here documents quotes are literal, not syntactical. So you want mysql -u root -p"$dbrootp_1" <<-EOF DROP ..., GRANT USAGE ON *.* TO 'username'@'localhost' IDENTIFIED BY 'password'; DROP USER 'username'@'localhost'; Hope this helps. Rather then using DROP USER... You can simply delete the user from the mysql.user table (whi, Since MySQL 5.7 you can do a DROP USER IF EXISTS test ... This creates the user if it doesn't already exist (and grants it a harmless privilege) ..., From your own link: As of MySQL 5.7.8, the IF EXISTS clause can be used, which causes the statement to produce a warning for each named ...,If you remove a user account that doesn't exist, MySQL will issue an error. As of MySQL 5.7.8, you can use the IF EXISTS clause to instruct the statement to emit ... , The DROP USER statement removes one or more MySQL accounts and their privileges. It removes privilege rows for the account from all grant tables. An error occurs for accounts that do not exist. To use DROP USER , you must have the global CREATE USER priv,, By default, an error occurs if you try to drop a user that does not exist. If the IF EXISTS clause is given, the statement produces a warning for ..., MySQL can drop almost anything conditionally (e.g. databases, tables, procedures ...), but a user. So if you have a DB bootstrap script that ...
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 mysql drop user if exists 相關參考資料
bash - DROP USER IF EXISTS syntax error in MySQL CLI - Unix ...
As @jordanm points out, within here documents quotes are literal, not syntactical. So you want mysql -u root -p"$dbrootp_1" <<-EOF DROP ... https://unix.stackexchange.com database - MySQL: Check if the user exists and drop it - Stack ...
GRANT USAGE ON *.* TO 'username'@'localhost' IDENTIFIED BY 'password'; DROP USER 'username'@'localhost'; Hope this helps. Rather then using DROP USER... You ca... https://stackoverflow.com database - MySQL: Check if the user exists and drop it - Stack Overflow
Since MySQL 5.7 you can do a DROP USER IF EXISTS test ... This creates the user if it doesn't already exist (and grants it a harmless privilege) ... https://stackoverflow.com DROP USER IF EXISTS triggers syntax error in MySQL - Stack Overflow
From your own link: As of MySQL 5.7.8, the IF EXISTS clause can be used, which causes the statement to produce a warning for each named ... https://stackoverflow.com How To Remove User Accounts Using MySQL DROP USER Statement
If you remove a user account that doesn't exist, MySQL will issue an error. As of MySQL 5.7.8, you can use the IF EXISTS clause to instruct the statement to emit ... http://www.mysqltutorial.org MySQL :: MySQL 5.5 Reference Manual :: 13.7.1.2 DROP USER Syntax
The DROP USER statement removes one or more MySQL accounts and their privileges. It removes privilege rows for the account from all grant tables. An error occurs for accounts that do not exist. To us... https://dev.mysql.com MySQL :: MySQL 5.6 Reference Manual :: 13.7.1.3 DROP USER Syntax
https://dev.mysql.com MySQL :: MySQL 8.0 Reference Manual :: 13.7.1.5 DROP USER Syntax
By default, an error occurs if you try to drop a user that does not exist. If the IF EXISTS clause is given, the statement produces a warning for ... https://dev.mysql.com MySQL would you please DROP USER IF EXISTS!? (Example)
MySQL can drop almost anything conditionally (e.g. databases, tables, procedures ...), but a user. So if you have a DB bootstrap script that ... https://coderwall.com |