Determining Maximum Parcel Request Size - Call-Level Interface Version 2

Teradata Call-Level Interface Version 2 Reference for Workstation-Attached Systems

Product
Call-Level Interface Version 2
Release Number
16.10
Published
May 2017
Language
English (United States)
Last Update
2018-05-01
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B035-2418
lifecycle
previous
Product Category
Teradata Tools and Utilities
Maximum parcel size is determined by which of the two parcel header formats is used. The maximum lengths are as shown below:
  • When maximum_parcel is 'O':

    - buffer size limit: ~32KB

  • When maximum_parcel is 'H:'

    - buffer size limit: ~64KB (APH-requests is 0)

  • When maximum_parcel is 'H:'

    - buffer size limit: ~1MB (APH-requests is non-zero)