15.00 - 15.10 - Access Module Processor - Teradata Database

Teradata Database Introduction to Teradata

Product
Teradata Database
Release Number
15.00
15.10
Content Type
User Guide
Publication ID
B035-1091-151K
Language
English (United States)
Last Update
2018-09-25

The AMP vproc manages Teradata Database interactions with the disk subsystem. Each AMP manages a share of the disk storage.

 

AMP functions include…

For example…

database management tasks

  • Accounting
  • Journaling
  • Locking tables, rows, and databases
  • Output data conversion
  • During query processing:

  • Sorting
  • Joining data rows
  • Aggregation
  • file system management

    disk space management.

    Each AMP, as represented in the following figure, manages a portion of the physical disk space. Each AMP stores its portion of each database table within that space.