Example: Character Cannot Be Represented in a Character Set - Teradata Vantage - Database Engine 20

International Character Set Support

Deployment
VantageCloud
VantageCore
Edition
VMware
Enterprise
IntelliFlex
Product
Database Engine 20
Teradata Vantage
Release Number
20.00
Published
June 2025
ft:locale
en-US
ft:lastEdition
2025-08-28
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pny1626732985837.ditaval
dita:id
hqj1472245413611
lifecycle
latest
Product Category
Teradata Vantageā„¢

Suppose that a column declared as CHAR(2) CHARACTER SET UNICODE stores CAPITAL LETTER A WITH MACRON ( ).

The Vantage representation is as follows.

01 00 00 20
A  

Selection from a KanjiEUC session successfully returns encoded in code set 3 (cs3) of EUC. The KanjiEUC representation is as follows.

8F AA A7 20
A  

Assume that an ASCII session does a SELECT on the column containing the . The export width for the session is set to the expected defaults and the conversion options are set to ignore conversion.

Because the character cannot be represented in ASCII, it is converted to the ASCII error character 0x1A. The representation of the results in ASCII is as follows.

1A 20
not valid  

Selection from KanjiSJIS returns an error character.

1A 20 20 20
not valid      

Selection from KanjiEBCDIC also returns an error character.

3F 40 40 40 40 40
not valid