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DevExpress.Xpo.DB.Exceptions Namespace

Contains classes that describe exceptions on the datastore level.

Assembly: DevExpress.Data.v18.2.dll

Classes

Name Description
ConstraintViolationException An exception that is thrown when a key or index constraint fails.
LockingException An exception thrown because an attempt is made to modify a row in a database, but its version doesn't match the version of the row being posted.
PropertyTypeMappingMissingException An exception that is thrown when a connection provider cannot identify the type of column to create a column in a data store.
SchemaCorrectionNeededException An exception that is thrown when the storage schema doesn't match the structure of persistent objects and the schema cannot be modified.
SqlExecutionErrorException An exception that is thrown when an unexpected error occurs during the execution of a SQL statement.
UnableToCreateDBObjectException An exception that is thrown when a specific object cannot be created in a data store.
UnableToOpenDatabaseException An exception that is thrown when a database either cannot be created or opened.