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An NChar is a fixed-length character field, with a length between 1 and 65,535. (This is the number of characters, not the byte length.)
NChar fields store alpha data of any codepage. For example, in a list, an NChar field may have Japanese in one row, and French in another row.
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Please review the general 1.1.1 Field Type Considerations.
Field Definition Rules
Rules for defining a Char field in the repository are:
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- Refer to Platform Considerations in 1.1.1 Field Type Considerations.
Tips & Techniques
- If there is no need to support multiple languages at execution time, use an Alpha field or a Char field.
- If you want trailing blanks to be significant, use an NVarChar field.