1 / 4

Impala

Impala. What is it ? How does it work ? Performance Formats Architecture. www.semtech-solutions.co.nz info@semtech-solutions.co.nz. Impala – What is it ?. Adhoc real time query for Hadoop Open source Developed by Cloudera Based on Google 2010 dremel paper

fosterl
Download Presentation

Impala

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript


  1. Impala • What is it ? • How does it work ? • Performance • Formats • Architecture www.semtech-solutions.co.nz info@semtech-solutions.co.nz

  2. Impala – What is it ? • Adhoc real time query for Hadoop • Open source • Developed by Cloudera • Based on Google 2010 dremel paper • Direct data access via Impala engine • Future Hadoop parquet update will • Add columnar binary storage to Hadoop • Improve Impala performance www.semtech-solutions.co.nz info@semtech-solutions.co.nz

  3. Impala – How does it work ? • Direct data access • Query planning / coordination on data nodes • Node based query engine • Low latency • Perfomance imrovement • Query data on HDFS or Hbase • Uses same Hive QL syntax ( SQL like )‏ • Has the Hue GUI • Allows table joins and aggregation www.semtech-solutions.co.nz info@semtech-solutions.co.nz

  4. Interesting, right? This is just a sneak preview of the full presentation. We hope you like it! To see the rest of it, just click here to view it in full on PowerShow.com. Then, if you’d like, you can also log in to PowerShow.com to download the entire presentation for free.

More Related