In this blog post, you’ll learn more about the Sybase Error UNPIVOT error: Cannot create valid identifiers for IN clause items and the reason for receiving this error
Sybase SQL Error Message
UNPIVOT error: Cannot create valid identifiers for IN clause items
Reason for this Error
You specified an UNPIVOT clause, but the IN clause contains items for which no valid identifiers can be created. Provide valid aliases for the IN clause items.