AWS Database Blog

September 8, 2021: Amazon Elasticsearch Service has been renamed to Amazon OpenSearch Service. See details. Some of our customers have asked for guidance on analyzing Amazon Elasticsearch Service (Amazon ES) slow logs efficiently. Here is what one of these customers said: “We want to identify, understand, and troubleshoot any slow-running queries in our Amazon Elasticsearch […]

With a microservices architecture, distributed teams often need a central operational excellence team to make sure that the rest of the organization is following operational best practices. For example, you might want to know if you configured lifecycle policy, versioning, and access policies properly for objects in an Amazon S3 bucket. Proper configurations ensure that […]

Though AWS re:Invent 2017 concluded two months ago, we still wanted to round up and share all the excellent Amazon DynamoDB session content from the conference. The following table includes the titles of DynamoDB-related sessions and links to the session recordings, session descriptions, and an explanation of whom each session is best for. AWS re:Invent […]

Radik Chumaren, Engineering Leader at DataSunrise DataSunrise is a database security software company that offers a breadth of security solutions, including activity monitoring, data masking (dynamic and static masking), a database firewall, and sensitive data discovery for diversified databases. Our goal is to protect databases against external and internal threats and vulnerabilities. We often see […]

The Oracle Automatic Storage Management (ASM) database framework provides a volume manager and a file system for Oracle database files. It supports single-instance Oracle Database and Oracle Real Application Clusters (Oracle RAC) configurations. ASM has tools to manage file systems and volumes directly inside a database. These tools enable database administrators (DBAs) to control volumes […]

What’s the big deal about JSON support in MySQL 5.7? MySQL 5.6 supports numeric, date and time, string (character and byte) types, and spatial data types. Although this is a broad set of supported types, these primitive data types can limit your flexibility to evolve an application. If you use MySQL 5.6, you have two […]

Migrating data from one database to other can be quite challenging with respect to data consistency, downtime of applications, and key design differences between the target and source databases. AWS Data Migration Service (AWS DMS) helps you migrate databases like MongoDB, Oracle, MySQL, and Microsoft SQL Server to AWS quickly, securely, and seamlessly. The source […]

By Todd Hofert, Director of Infrastructure Operations—FSM at Trimble Inc. The situation Recently, the Infrastructure Operations Group for Trimble’s Field Service Management division embarked on an aggressive initiative to migrate their privately hosted SaaS offerings to Amazon Web Services (AWS). The division faced the need for a hardware refresh, continuing cost reduction pressures, and a […]

In a PostgreSQL database, the autovacuum process performs multiple critical maintenance operations. In addition to freezing the transaction ID to prevent it from wraparound, autovacuum also removes dead tuples to recover space usage. For databases with a high volume of write operations, it is recommended that you tune autovacuum to run frequently. Doing this helps […]

AWS Database Migration Service (AWS DMS) helps you migrate databases to AWS quickly and securely. You can migrate your data to and from most widely used commercial and open-source databases, such as Oracle, Microsoft SQL Server, and PostgreSQL. The service supports homogeneous migrations such as Oracle to Oracle, and also heterogeneous migrations between different database […]