17.10 - Usage Notes - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - SQL Data Definition Language Syntax and Examples

Product
Advanced SQL Engine
Teradata Database
Release Number
17.10
Release Date
July 2021
Content Type
Programming Reference
Publication ID
B035-1144-171K
Language
English (United States)
  • You cannot use ALTER FOREIGN TABLE to drop the location or payload column.
  • You cannot use ALTER FOREIGN TABLE to change the location column.
  • ALTER FOREIGN TABLE enforces the following rules for Parquet foreign columnar tables:
    • No row partitioning (column_option cannot specify ROW and update_specification cannot specify ROWFORMAT)
    • No subrow partitioning
    • No multicolumn partitions
    • No autocompression (column_option cannot specify AUTOCOMPRESS)