HBase Transactions

Kevin Feasel

2016-09-27

Hadoop

George Leopold describes Omid:

The transaction manager utilizes a lock-free approach to support multiple clients and relies on a centralized conflict detection component to resolve write-set collisions among concurrent transactions. Developers added that Omid requires no modifications to the underlying HBase key-value data store.

It also features a simplified API that mimics transaction manager APIs in relational databases. Client and server configuration processes also were simplified to help both application developers and system administrators.

Filing this one under the “What’s old is new again” category.

Related Posts

Hooking SQL Server to Kafka

Niels Berglund has an interesting scenario for us: We see how the procedure in Code Snippet 2 takes relevant gameplay details and inserts them into the dbo.tb_GamePlay table. In our scenario, we want to stream the individual gameplay events, but we cannot alter the services which generate the gameplay. We instead decide to generate the event from the database […]

Read More

Notebooks in Azure Databricks

Brad Llewellyn takes us through Azure Databricks notebooks: Azure Databricks Notebooks support four programming languages, Python, Scala, SQL and R.  However, selecting a language in this drop-down doesn’t limit us to only using that language.  Instead, it makes the default language of the notebook.  Every code block in the notebook is run independently and we […]

Read More

Categories

September 2016
MTWTFSS
« Aug Oct »
 1234
567891011
12131415161718
19202122232425
2627282930