What is the benefits of DB2 BLU Acceleration?

BLU Acceleration enables data in DB2 to be stored in column organised tables rather than row organised tables. BLU maintains the row relationships but when storing data on pages it does so by column. This improves storage compression efficiency and makes it easier to use through simpler design and tuning.

What is DB2 Blu?

Contents. IBM DB2® with BLU Acceleration is a revolutionary technology, delivered in DB2 for Linux, UNIX, and Windows Release 10.5. Using dynamic in-memory columnar technologies, BLU Acceleration enables organizations to perform analytic queries at breakthrough speeds.

When would you use a transactional database?

Transactional databases are therefore critical for business transactions where a high-level of data integrity is necessary (the canonical example is banking where you want a whole transaction — debit from one account and credit to another — to either succeed or fail).

What is DPF environment in Db2?

The Db2 Database Partitioning Feature allows you to distribute large databases over multiple database partitions that are physically placed on one or more servers. With DPF, you can scale out the Db2 database of SAP BW to multiple servers.

Is MongoDB a transactional database?

In MongoDB 2.2, individual operations are Atomic. By having per database locks and control reads and writes to collections, write operations on collections are Consistent and Isolated.

What is the best database for analytics?

List of the Different NoSQL Databases

• MongoDB. MongoDB is the most widely used document-based database.
• Cassandra. Cassandra is an open-source, distributed database system that was initially built by Facebook (and motivated by Google’s Big Table).
• ElasticSearch.
• Amazon DynamoDB.
• HBase.

What is database partitioning in DB2?

What is hadr in DB2?

The DB2® Data Server High Availability Disaster Recovery (HADR) feature is a database replication feature that provides a high availability solution for both partial and complete site failures. A partial site failure can be caused by a hardware, network, or software (DB2 database system or operating system) failure.

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