DB.HSQL.Error

SqlError type for a variety of DB specific error conditions, with appropriate Show, Typeable, and Exception instances.

Documentation

data SqlError

Constructors

SqlError

generic error condition, with further specification

Fields

seState :: String

seNativeError :: Int

seErrorMsg :: String

SqlNoMoreData

no more data was available

SqlInvalidHandle

requested handle is invalid

SqlStillExecuting

connection is blocked by running transaction

SqlNeedMoreData

more data is needed, e.g. additional connection specs

SqlBadTypeCast

requested field can't be converted to requested type

Fields

seFieldName :: String

seFieldType :: SqlType

SqlFetchNull

requested field returns NULL

Fields

seFieldName :: String

SqlUnknownField

requested field isn't known

Fields

seFieldName :: String

SqlUnsupportedOperation

requested operation isn't supported

SqlClosedHandle

referenced handle is already closed

Instances

Eq SqlError

Ord SqlError

Show SqlError

Typeable SqlError

Exception SqlError