CodeIgniter 4 Query Builder class has an update() function used to process UPDATE Data Manipulation Language (DML) commands. Using update() as a standalone function call is perfectly valid. However, there is also a set() function used for setting column values as you would with the SET keyword in an SQL UPDATE statement. Used in conjunction with the Query Builder where() function, you can easily UPDATE column values for an individual row or multiple rows. Continue reading for more information…
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Dec
22
2021
Dec
22
2021
Before we start, I would like to highlight that the fastest and recommended way to import data to a MySQL DB System in OCI is to use a parallel dump created using MySQL to Object Storage and load it during the creation of the MDS instance. MDS enables special features to increase the ingestion speed ...
Dec
21
2021
MySQL Query Optimization is usually simple engineering. But seeking information about how to tune queries is treated on many web reference sites like some Harry Potter-ish spell casting. There are simple tips you need to be aware of to get the best of your queries...
Dec
20
2021
MySQL Query Optimization is usually simple engineering. But seeking information about how to tune queries is treated on many web reference sites like some Harry Potter-ish spell casting. There are simple tips you need to be aware of to get the best of your queries. One – The MySQL Query Optimizer wants to optimize your […]
Dec
20
2021
This post is the third and last of a series of articles dedicated to MySQL Database Service (MDS): The goal of this series if to get familiar with MDS, HeatWave and useful MySQL Shell utilities. We can now start a query on our MDS instance that has been populated with >200M rows: SQL > SELECT […]
Dec
20
2021
This post is the second of a series of articles dedicated to MySQL Database Service (MDS): The goal of this series if to get familiar with MDS, HeatWave and useful MySQL Shell utilities. Before we start, I would like to highlight that the fastest and recommended way to import data to a MySQL DB System […]
Dec
20
2021
This post is the first of a series of articles dedicated to MySQL Database Service (MDS): The goal of this series if to get familiar with MDS, HeatWave and useful MySQL Shell utilities. In this first article we will start by creating a MySQL DB System and a Compute instance in OCI. One of the […]
Dec
20
2021
Hey all good folks! I’ve published another issue of your favorite newsletter, OpenLamp.tech, the newsletter for PHP/MySQL developers. This issue (like all the rest) is loaded with fantastic curated content. Enjoy and do share with others!
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The Newsletter for PHP and MySQL Developers
In this week’s issue, we have …
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Dec
20
2021
This post is the third and last of a series of articles dedicated to MySQL Database Service (MDS):
- Using MySQL Database Service in OCI – Part 1: creating a MySQL DB System
- Using MySQL Database Service in OCI – Part 2: importing Data to MySQL DB System
- Using MySQL Database Service in OCI – Part 3: faster with MySQL HeatWave !
The goal of this series if to get familiar with MDS, HeatWave and useful MySQL Shell utilities.
We can now start a query on our MDS instance that has been populated with >200M rows:
SQL > SELECT year, Reporting_Airline,
AVG(ArrDelay) AS avgArrDelay …[Read more]
Dec
20
2021
In this first article we will start by creating a MySQL DB System and a Compute instance in OCI. One of the goal is also to see the benefits of HeatWave, so we will start by creating this single MySQL DB System on a HeatWave compatible shape. We will then see how to import a large amount of data ...