Question : PostgreSQL 9.4.8 Ubuntu 16.04 64 bit I just want an explanation of what is happening here. Why is […]
What are the minimal MySQL grants for the debian-sys-maint user?
Question : What are the minimal privileges that debian-sys-maint@localhost needs for the mysql service to work correctly? This answer on […]
Can’t restore master/slave replication from Percona backup (slave server)
Question : A slave is restored from a master backup created with Percona xtrabackup On the master binlog is set […]
Why SELECT is so slow
Question : I have the following table CREATE TABLE words ( id bigint(20) NOT NULL, `text` int(11) NOT NULL, w1 […]
Mysqld draining memory, using way more then assigned and not giving any back
Question : This is a production server. Whenever mysqld is restarted the memory consumption slowly builds up to about 75 […]
Specific changes to glibc 2.28 that affect PostgreSQL
Question : I am preparing for upgrading a PostgreSQL server to Debian 10 (Buster) with the warning from Debian release […]
Unable to start mongodb as a service – Exception; Collection does not have UUID in KVCatalog
Question : I have installed Mongodb 4.2 and when running sudo service mongod start|restart It does not start the server […]
Multiple MySQL Instances Using systemd upgrade-safe/restart-safe?
Question : We run MySQL 5.7.36 under Debian Buster with several instances. For this we use the feature of Systemd […]
Can 2 different versions of MySQL be run side by side?
Question : I have Debian 10 installed and have an instance of MySQL 8 running. I’d like to install 5.7 […]
Unicenta opos 4.6.1 can’t connect to mysql 5.7.36
Question : Basically I can’t get Unicenta opos to connect to a fresh install of mysql server on Debian 11. […]