Teradata Parallelism

Teradata Developer Guides

ft:locale
en-US
ft:lastEdition
2026-08-18

Teradata parallelism refers to the ability of Teradata Database to process data and queries across multiple nodes and components simultaneously.

  • Each Parsing Engine (PE) can manage up to 120 sessions concurrently.
  • BYNET enables parallel handling of all message activity, including data redistribution for subsequent tasks.
  • Access Module Processors (AMPs) can work together in parallel to serve incoming requests.
  • Each AMP can work on multiple requests concurrently, enabling efficient parallel processing.

Teradata Parallelism