Analysis: First we checked the particular records in the EDW target schema. We could see that the records are having date as null in the physical tables.
Cause: The root cause of this defect is that in the physical layer of the RPD for this particular column the nullable flag is not ticked. Since the nullable flag is not ticked, OBIEE expects a value here and substitutes 0/0/0 12:00:00 AM for null values.
The nullable flag property in OBIEE RPD Physical column object. |
Resolution: Change the data type to datetime and tick the nullable flag. Once done, save and upload RPD to the server. Now clear your cache, reload files and metadata and check again. If that still doesn't change anything then do a restart of your presentation service.
Good one.
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