org.hibernate.exception (Hibernate Javadocs)

Defines certain very important flavors of JDBCException, along with an SPI for interpreting product-specific SQLExceptions arising from a JDBC driver into something more uniform and meaningful.

Enum Summary
Enum Description

ConstraintViolationException.ConstraintKind

Exception Summary
Exception	Description
ConstraintViolationException	A `JDBCException` indicating that the requested DML operation resulted in violation of a defined integrity constraint.
DataException	Extends `JDBCException` indicating that evaluation of the valid SQL statement against the given data resulted in some illegal operation, mismatched types or incorrect cardinality.
GenericJDBCException	Generic, non-specific flavor of `JDBCException`.
JDBCConnectionException	A `JDBCException` indicating a problem communicating with the database (can also include incorrect JDBC setup).
LockAcquisitionException	A `JDBCException` indicating a problem acquiring a lock on the database.
LockTimeoutException	A `JDBCException` indicating that a lock request timed out on the database.
SQLGrammarException	Specialization of `JDBCException` indicating that the SQL sent to the database server was invalid, either due to a syntax error, unrecognized name, or similar problem.