Github user DaveBirdsall commented on a diff in the pull request:
https://github.com/apache/trafodion/pull/1645#discussion_r202733241
--- Diff: docs/sql_reference/src/asciidoc/_chapters/sql_statements.adoc ---
@@ -756,6 +758,86 @@ Alter TABLE PRODUCT
ALTER COLUMN vend_id RENAME TO cstm_id;
```
+* This example demonstrates the character set of NCHAR column cannot be
altered.
--- End diff --
See my comments on https://github.com/apache/trafodion/pull/1644. ---
