Article ID: 223403 - View products that this article applies to.
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BUG #: 18664 (SQLBUG_65)
When running an INSERT/SELECT query that contains a UNION into a table with a timestamp column that has been declared as nullable, two rows will be inserted for each row that qualifies under the select statement. One row will contain a nulled timestamp, the other will contain an actual timestamp.
To work around this problem, declare the timestamp column as NOT NULL.
To reproduce this problem, run this script:
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