Public Class Constants
    Public Const DEFAULT_SERVICE_PORT = 9000
    Public Const INVALID_OBEJCT_ID As Long = 0

    Public Enum DatabaseType
        ECM
        IDB
    End Enum

    Public Enum AttributeType
        Varchar = 1
        BigInteger = 2
        Float = 3
        [Decimal] = 4
        [Date] = 5
        [DateTime] = 6
        Bit = 7
        VectorString = 8
        VectorInteger = 9
    End Enum

    Public Class AttributeTypeName
        Public Const VARCHAR = "VARCHAR"
        Public Const BIG_INTEGER = "BIG INTEGER"
        Public Const FLOAT = "FLOAT"
        Public Const [DECIMAL] = "DECIMAL"
        Public Const [DATE] = "DATE"
        Public Const [DATETIME] = "DATETIME"
        Public Const BIT = "BIT"
        Public Const VECTOR_STRING = "VECTOR STRING"
        Public Const VECTOR_INTEGER = "VECTOR INTEGER"
    End Class
End Class