I run into an issue today with PostgreSQL. I had manually entered a row into a table and it caused the primary key to fall out of sequence. To reset the primary key sequence ID on the PostgreSQL table I used the setval and pg_get_serial_sequence functions. Source: How to reset postgres’ primary key sequence when […]
To fix, “MySQL Error 1153 – Got a packet bigger than ‘max_allowed_packet’ bytes” on Ubuntu edit your /etc/mysql/mysql.conf.d/mysqld.cnf. Once you have opened the file, increase the max_allowed_packet to a value that works for your environment. For example, in a local development environment, 100M can work. Then restart MySQL. Resources https://stackoverflow.com/questions/93128/mysql-error-1153-got-a-packet-bigger-than-max-allowed-packet-bytes
When working with WordPress you will eventually have the question, “How do I display all database queries made by WordPress?” In your wp-config.php file add the following: By setting SAVEQUERIES to true the wpdb global instance will store all the database queirs you make; this will allow you to inspect the number of queires each […]
If you are using MySQL 8 or 5.7, on Laravel Forge, for example, use the command sudo nano /etc/mysql/mysql.conf.d/mysqld.cnf. The options file /etc/mysql/conf.d/mysql.cnf is not the .cnf file we are using in this particular instance. Then add the sql_mode options you need and wrap them in quotes under the [mysqld] group. The sql_mode options needed […]
There are many ways to export and import data from a database. You can use a Mac client like Sequal Pro for MySQL, for example. You can do the same for PostgreSQL, though I have not settled on a Mac client for PostgreSQL. Mac clients aside, you need can import and export your database SQL […]