Seaquel
SQL Server error code

SQL Server error 5294

SQL Server raises error 5294 at severity 16, which marks a problem with the query or data that you can correct.

Nonclustered columnstore index '%.*ls' column '%.*ls' rowgroup id %d on table '%.*ls' has one or more data values that are inconsistent with data values within the metadata. Drop and recreate the nonclustered columnstore index.
Msg5294
Severity16
Group5000–5999

Source: Database Engine events and errors