Planet MySQL HA Blog

The Planet MySQL HA Blog aggregates content from sources that cover topics related to high availability (HA) for MySQL databases.

Executing System Commands in MySQL Shell

MySQL Shell offer many features to make life easier for DBAs and developers. In this post we talk about how to execute system commands inside MySQL Shell.

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Understanding THL, Events and Storage: Part 1

05/24/2024 | Continuent

When Tungsten Replicator extracts data, the information that has been extracted is written down into the Tungsten History Log, or THL. These files are in a specific format, and they are used to store all of the extracted information in a way that can easily be used to recreate and generate data in a target.

Each transaction from the source is written into the THL as an event, so within a single THL file there will be one or more events stored. For each event, we record information abo

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Running External Scripts in MySQL Shell

MySQl Shell offer many features to make life easier for DBAs and developers. In this post we talk about how to execute external JavaScript, Python, or SQL files indie MySQL Shell.

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Recently a Continuent Customer Asked: How Does Tungsten Replicator Handle Transient Errors When Applying to AWS Redshift?

05/22/2024 | Continuent

Summary

In this blog, part of a series of “Recently a Customer Asked” posts for Tungsten University, we explore the reason for the occasional Tungsten Replicator OFFLINE:ERROR state when applying to AWS Redshift, along with possible steps to compensate for the issue.

The Question

How do we handle the occasional Tungsten Replicator OFFLINE:ERROR state when applying to AWS Redshift? We see Errno 104 Connection reset by peer messages.

The Reason

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Where can you find MySQL during June - August 2024

Where is MySQL, 6-9, 2024

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Using Oracle Analytics Cloud with MySQL HeatWave

In this article, we will see how to connect OAC to MySQL HeatWave in OCI.

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Debugging JavaScript Stored Functions in MySQL

MySQL Enterprise and MySQL HeatWave now support writing stored functions and procedures using JavaScript. In this post we show how to debug JavaScript code used to create stored functions.

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Learn PostgreSQL and SQL Quickly and Free

05/19/2024 | Percona
Learn PostgreSQL and SQL Quickly and Free Want to learn PostgreSQL? What if you could learn PostgreSQL without having to install the database, load data, find sample data, and it was free? PGExamples.com is what you are looking for. First, let me state that I have no connection to the website or its author. I discovered PgExercises.com by accident and was impressed by its quality and completeness. I am so impressed that I am exploring a video series on it.

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