i have an entity class that has more than one unique column How do I find out that persist of which data is throws the error?
can i have multi url pattern in servlet?how does it work in intelliJ?
What is the problem with this QUERY?
That's right ... the name of the column is releasedate but wants release_date. Why?
How to handle JPA exceptions when two fields of an entity are (unique = true)?
how to get the value of @DiscriminatorColumn()?