To change column comment you need to first select a column from the grid in the middle of the form (it's attributes will appear at the bottom of the form) and you will be able to edit commetns in theCommentsfield (green rectangle). Make sure to save changes with theApplybutton. Make...
In the following section, you learn how to create, update and delete view objects in your MySQL database.Create a SQL View To create a new view object, you use the CREATE VIEW statement followed by the desired name of the object and the SELECT statement used for abstraction. Here, you ...
Step 3: Configure Netdata to Monitor MySQL/MariaDB The default configuration is just enough to get you started with monitoring yourMySQL/MariaDBdatabase server. In case you have read the documentation, and made any changes to the above file, you need to restart the netdata service to effect ...
Then we delete the “materialized view” to make sure we start fresh, and then create it again using the result of the big SQL query. You now know another method to create MySQL materialized views. It’s actually the one I used in production. Having the data daily updated was enough ...
Do you know you can make custom functions for use in yourMySQLqueries? If No, Let’s get some basic idea of it.User defined Functions is known as UDF, good feature in MySQL that you can use in a query. What is an User Defined Function?
MySQL commenting allows you to make notes about what you’re doing. This helps others understand how and why you did something so they can maintain or modify it as needed. Does MySQL Support Comments? Yes! MySQL comments are most often used in conjunction with languages like SQL and PHP whe...
AMySQL Server. 1. Create a Test Database SSH to your server and log in to MySQL as root. $ sudo mysql -u root -p Key in your MySQL root password and pressEnterto continue. Then, once you get themysql>prompt, type the command below to create a test database. ...
I'll try that. I think I'll need to modify the pattern a little to accommodate the comments/notes table, and I need to provide for the possibility of more than one note per field, something like this: create table account_trans_notes ( atn_id int(10) unsigned primary key, atn_...
Whenever you use column JOINs and both columns are of the same datatype, you likely want to add an index to the columns. You do have to make sure the columns are of the same type (int, char, etc.). For example, the two name columns in the following query make for good index cand...
Make sure the database you are trying to restore to already exists. If it doesn’t, you can create it using: mysql -u root -p -e "CREATE DATABASE tecmint;" Conclusion You have now learned the basics of creating and manipulating aMySQLdatabase, including creating a database, creating ta...