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Hi Stella, just to give you an update. I deleted the old data and tried a few rounds. It now works perfectly without any errors.
I checked the data and all rows are unique as well.
Thank you for helping me out !
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Ouch! Dropping is a drastic action 🙂
I will try the delete option and let you know the outcome!
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How can I make sure of what you say ? Is there a method to verify this behavior ?
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Thank you Stella!
I manually checked the rows of the table and yes, I can see that there are duplicate references in the data!
How could this happen if the relationship is defined as OneToOne in the […]
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I do not understand. Can you explain this to me ?
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I am using a EJB project to access my MySQL database. I keep getting an error, “more than one row returned” when I run a select * from budget table.
Andreas
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