Do this: ALTER TABLE mytable MODIFY mycolumn VARCHAR(255); Ps. You have to know what the original type is. Reference: https://stackoverflow.com/questions/212939/how-do-i-modify-a-mysql-column-to-allow-null
The syntax is straightforward: mysqldump -uusername -ppassword database_name > db.backup.date
On your MySQL Server doing backups you get: Backups Failing: Dumping MySQL database database_name …. dump failed! mysqldump: Couldn’t execute ‘show events’: Cannot proceed because
Whilst updating a Trix Editor field box with many images, you get the following error: [2019-01-18 10:12:07] local.ERROR: SQLSTATE[08S01]: Communication link failure: 1153 Got a
Whilst doing this: mysql_upgrade -uusername -ppassword You get this: Could not create the upgrade info file ‘/var/lib/mysql/mysql_upgrade_info’ in the MariaDB Servers datadir, errno: 13 Solution:
Apparently long ago there was a rename database command but this was dropped for security reasons. Now you have to do this: for table in
Whilst loading a webpage, you get a server 500 error. You examine the log file, and find something like: [Wed Aug 08 13:28:27.449630 2018] [fcgid:warn]
This article explains how to add remote access to a Virtualmin host so that the end-user can access their MySQL database. Go to Virtualmin Choose
On your MySQL Server doing backups you get: Backups Failing: Dumping MySQL database database_name …. dump failed! mysqldump: Couldn’t execute ‘show events’: Cannot proceed because
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