MySQL Shorts is a short-format video series dedicated to all things MySQL. This post is one in a series where we will count down the top 5 MySQL Shorts videos based on views.

We recently saw that we can benefit from using JSON documents with MySQL HeatWave cluster in OCI (HeatWave accelerator for MySQL Database Service).

However sometimes the data can’t be loaded to HeatWave Cluster or the query cannot use it.

And this is not always easy to understand why. Let’s get familiar on how to find the info.

Data not loaded in HW Cluster

Let’s see an example with this table (collection):

SQL > show create table listingsAndReviews\G
*************************** 1. row ***************************
       Table: listingsAndReviews
Create Table: CREATE TABLE `listingsAndReviews` (
  `doc` json DEFAULT NULL,
  `_id` char(28) GENERATED ALWAYS AS
 (json_unquote(json_extract(`doc`,_utf8mb4'$._id'))) STORED NOT NULL,
  `_json_schema` json GENERATED ALWAYS AS 
  (_utf8mb4'{"type":"object"}') VIRTUAL,
  PRIMARY KEY (`_id`),
  CONSTRAINT `$val_strict_B70EB65BDDBAB20B0EE5BB7532C9060C422A06F8` …

This is a Q&A with the MySQL Community Team that was published earlier on https://www.odbms.org/

The latest MySQL Shorts video has been released !

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Disclaimer: The majority of examples in this post, are performed in a personal development/learning …

Writing comprehensive tests for code that interacts with a database can be a challenge. In this post, we talk about how we can use Testcontainers and JUnit to make it is easier to write tests for Java applications that interact with a MySQL database.

How to use MySQL Document Store in OCI with MySQL HeatWave and the X Dev API where SQL is optional

Since the release of MySQL 8.0, the MySQL X Dev API has provided users with the convenient ability to utilize MySQL without the need to write a single line of SQL!

MySQL X Dev API brings the support for CRUD operations on JSON documents that are stored in MySQL. MySQL Document Store is ACID compliant and is compatible with everything MySQL like replication, InnoDB Cluster, …

The MySQL X Dev API is available using the MySQL X Protocol, listening by default on port 33060.

If you are interested in learning more about MySQL Document Store, please refer to the these presentations [1], [2], [ …

MySQL continues to gear up innovations and now includes rich procedural programming capabilities inside the database. Developers can now write JavaScript stored programs (functions and procedures) in the MySQL database server. The stored programs will be run with the GraalVM run time. This is available as a Preview in MySQL Enterprise Edition and can be downloaded via Oracle Technology Network (OTN). MySQL-JavaScript is also available in the MySQL Heatwave cloud service on OCI, AWS and Azure.

MySQL Shorts is a short-format video series dedicated to all things MySQL. This post is one in a series where we will count down the top 5 MySQL Shorts videos based on views.