"AML evacuation to SQL" popup blocks the alarms evacuation

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• Export AML: Cannot export Alarms into SQL-database" under specific circumstances"

  Summary Incremental alarm export to SQL doesn't update changes rows. Description Incremental alarm export to SQL doesn't update changes rows. Issue Number: 237508 Fixed on Date: 11.2.2021 Versions: 8.20 0 BUILD 80611

• NaN values should be suppressed during SQL evacuation

  Summary NaN values should be suppressed during SQL evacuation, since NaN values cannot be represented in SQL. Description NaN values should be suppressed during SQL evacuation, since NaN values cannot be represented in SQL. Solution The evacuation ...

• FAQ: Archive configuration for best SQL evacuation performance

  The time required to evacuate data to a database increases linearly with the number of insert SQL statements. In earlier zenon versions, recorded values were evacuated to the target database sequentially using single-insert statements. From zenon 11 ...

• SQL evacuation failure with double entries in archive file

  Summary The SQL evacuation stops if in the archive file are two identical values. Identical means same NameID same Value same Timestamp same Status. These entries could happen if in the archive configuration the option 'save process image during ...

• Historian: SQL evacuation fails with certain archive files

  Description An error occurs in the Historian during the SQL evacuation of archive data. The evacuation fails for certain archive files. This occurs when the last value of a variable is "NaN". In this case, this value is expected to be skipped and ...