15.00 - 15.10 - Transaction Recovery - 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

Two types of automatic transaction recovery can occur:

  • Single transaction recovery
  • Database recovery
  • The following table details what happens when the two automatic recovery mechanisms take place.

     

    This recovery type…

    Happens when Teradata Database…

    single transaction

    aborts a single transaction because of:

  • Transaction deadlock
  • User error
  • User-initiated abort command
  • An inconsistent data table
  • Single transaction recovery uses the transient journal to effect its data restoration.

    database

    performs a restart for one of the following reasons:

  • Hardware failure
  • Software failure
  • User command