Apache Derby DB Error Code X0Y57 – A non-nullable column cannot be added to table ‘‘

AbundantCode 4 weeks ago in Apache Derby 0

In this blog post, let’s learn about the error message “X0Y57- A non-nullable column cannot be added to table ‘‘” in Apache Derby Database and the description of the error.

Error Message

X0Y57- A non-nullable column cannot be added to table ‘‘

Error Details

A non-nullable column cannot be added to table ‘‘ because the table contains at least one row. Non-nullable columns can only be added to empty tables.

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