Limitations: Managed OTF | Teradata MOTF - General Limitations for Managed OTF - Teradata Vantage

Teradata® Open Table Format for Apache Iceberg and Delta Lake User Guide

Deployment
VantageCloud
VantageCore
Edition
VMware
Enterprise
IntelliFlex
Lake
Product
Teradata Vantage
Release Number
20.00
Published
October 2025
ft:locale
en-US
ft:lastEdition
2025-10-25
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Support for the first release will be limited to the Lake environment.

The following features are currently not supported for Managed OTF operations:

  • Volatile tables
  • Space management
  • Primary/Foreign key
  • QUEUE tables
  • APPEND tables
  • PERMANENT JOURNAL
  • Time series tables
  • UAF
  • Temporal tables
  • Load Utilities
    • TPT Load operator (Fastload)
    • TPT Update operator (Mload/MloadX)
    • TPT Stream operator (Tpump)
    TPT Inserter operator (Singleton insert) is supported in the current release.

Key Limitations and Restrictions for Managed OTF Tables

  • STJI with ROWID is not supported when the DML mode is set to copy-on-write.
  • DML operations through views on MOTF tables are not supported.
  • ALTER TABLE restrictions apply as follows:
    • Same limitations as OFS tables.
    • Additionally, ALTER TABLE REORGANIZE is not supported on MOR tables.
  • Soft Referential Integrity (RI) is supported during table creation; however, Hard RI is not.
  • DROP DATALAKE is disallowed if any managed table is linked to the datalake.
  • DELETE DATABASE is not permitted if the database contains any managed OTF tables.
  • For MOTF UPI, the columns defined in SORTED BY or PARTITIONED BY must match or be a subset of the UPI columns. Otherwise, Failure 5712 will occur.
  • MSR is not supported.
  • Triggers are not allowed.
  • BTET and ANSI transactions are not supported.