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March 16, 2022
MySQL 8.0.28 Quick Peek
Oracle released MySQL 8.0.28 on January 18th with little fanfare, as part of their four times a year release cycle. [...]
March 10, 2022
Using Percona Server for MySQL 8.0 and Percona XtraBackup 8.0 with HashiCorp Vault Enterprise KMIP Secrets Engine
KMIP (Key Management Interoperability Protocol) is an open standard developed by OASIS (Organization for Advancement of Structured Information Standards) for [...]
March 4, 2022
DBaaS in Under 20 Min!
My father always used the expression, “sometimes the juice ain’t worth the squeeze”. What he meant by it was, “what [...]
February 28, 2022
Backup/Restore Performance Conclusion: mysqldump vs MySQL Shell Utilities vs mydumper vs mysqlpump vs XtraBackup
A little bit ago, I released a blog post comparing the backup performance of different MySQL tools such as mysqldump, [...]
February 25, 2022
Logical Replication/Decoding Improvements in PostgreSQL 13 and 14
I recently blogged about how Patroni Addresses the Problem of the Logical Replication Slot Failover in a PostgreSQL Cluster. In [...]
February 24, 2022
Percona Monthly Bug Report: February 2022
Here at Percona, we operate on the premise that full transparency makes a product better. We strive to build the [...]
February 16, 2022
Monitoring MongoDB Collection Stats with Percona Monitoring and Management
One approach to get to know a MongoDB system we are not familiar with is to start by checking the [...]
February 16, 2022
Economical Comparison of AWS CPUs for MySQL (ARM vs Intel vs AMD)
It is always hard to select a CPU for your own purpose. You could waste hours reviewing different benchmarks, reviews, [...]
February 11, 2022
Incremental Backup in MySQL Using Page Tracking
Incremental backups of MySQL, specifically for the InnoDB engine, are taken by copying modified pages from the previous backup. The [...]
February 9, 2022
Percona Utilities That Make Major MySQL Version Upgrades Easier
It is essential to upgrade MySQL to the most recent version. Do you believe it’s tough to test and upgrade [...]
February 8, 2022
PostgreSQL 14 Predefined Roles – Making Access Control Easy
The PostgreSQL RDBMS has shown rapid growth in terms of adoption and usability for a wide range of industries and [...]
February 7, 2022
Merging Empty Chunks in MongoDB
I recently wrote about one of the problems we can encounter while working with sharded clusters, which is Finding Undetected [...]
February 3, 2022
Optimize SST in Percona XtraDB Cluster with ZSTD Compression
Percona XtraDB Cluster (PXC) offers a great deal of flexibility when it comes to the state transfer (SST) options (used [...]
January 31, 2022
How PostgreSQL Pipeline Mode Works
Note: In the original version of this post, there were some issues missed. These have been addressed at the bottom [...]
January 25, 2022
PostgreSQL 14 and Recent SCRAM Authentication Changes – Should I Migrate to SCRAM?
Recently, a few PostgreSQL users reported that they got connection failures after switching to PostgreSQL 14. “Why do I get [...]
January 13, 2022
How Patroni Addresses the Problem of the Logical Replication Slot Failover in a PostgreSQL Cluster
Failover of the logical replication slot has always been the pain point while using the logical replication in PostgreSQL. This [...]
January 7, 2022
Configure wiredTiger cacheSize Inside Percona Operator for MongoDB
Nowadays we are seeing a lot of customers starting to use our Percona Operator for MongoDB. The Percona Operators are [...]
January 5, 2022
In Application and Database Design, Small Things Can Have a Big Impact
With modern application design, systems are becoming more diverse, varied and have more components than ever before. Developers are often [...]
January 5, 2022
Comparing AMD EPYC Performance with Intel Xeon in GCP
Recently we were asked to check the performance of the new family of AMD EPYC processors when using MySQL in [...]
December 30, 2021
MongoDB Config Server Upgrade From SCCC to CSRS ReplicaSet
Recently, I got some of our customers doing an upgrade to v4.x from v3.0 (Yeah, still could see older MongoDB [...]