MySQL 1046: No database selected.

What is MySQL 1046: No database selected.

When encountering the error "1046: No database selected" in MySQL, the immediate action to take is to ensure that you have explicitly selected a database to work with. You can do this by running the following SQL command:USE yourdatabasename;Replace `yourdatabasename` with the name of your database. If you're unsure of the database name, you can list all databases by running:SHOW DATABASES;After selecting the database with the `USE` command, you can proceed with your original query or command that resulted in the error.