In Table 14, the mapping of built-in XML data types to OPC UA DataTypes is defined, where there is no corresponding built-in OPC UA DataType available. Those OPC UA DataTypes are defined in 6. In some cases, the range is smaller than possible in the XML data type.
Table 14 – New OPC UA DataTypes
|
OPC UA DataType |
XML DataType |
Comment |
|
XmlQName |
QName |
Contains XML document specific prefix Implementations might limit the maximum String size. |
|
Array of XmlQName |
NOTATION |
Contains XML document specific prefixes Implementations might limit the maximum String size. |
|
XmlToken |
token |
Implementations might limit the maximum String size. |
|
XmlNmToken |
NMTOKEN |
Implementations might limit the maximum String size. |
|
Array of XmlNmToken |
NMTOKENS |
Implementations might limit the maximum array length. |
|
XmlName |
Name |
Implementations might limit the maximum String size. |
|
XmlNcName |
NCName |
Implementations might limit the maximum String size. |
|
XmlId |
ID |
Implementations might limit the maximum String size. |
|
XmlIdRef |
IDREF |
Implementations might limit the maximum String size. |
|
Array of XmlIdRef |
IDREFS |
Implementations might limit the maximum array length. |
|
XmlEntity |
ENTITY |
Implementations might limit the maximum String size. |
|
Array of XmlEntity |
ENTITIES |
Implementations might limit the maximum array length. |
|
XmlInteger |
integer |
XmlInteger is a subtype of Int64 with a limited max. and min. value, whereas the size of integer is unlimited. |
|
XmlNonPositiveInteger |
nonPositiveInteger |
The min. of XmlNonPositiveInteger is limited to min. of Int64, whereas the min. of nonPositiveInteger is unlimited. |
|
XmlNegativeInteger |
negativeInteger |
The min. of XmlNegativeInteger is limited to min. of Int64, whereas the min. of negativeInteger is unlimited. |
|
XmlNonNegativeInteger |
nonNegativeInteger |
The max. of XmlNonNegativeInteger is limited to max. of UInt64, whereas the max. of nonNegativeInteger is unlimited. |
|
XmlPositiveInteger |
positiveInteger |
The max. of XmlPositiveInteger is limited to max. of UInt64, whereas the max. of positiveInteger is unlimited. |
|
XmlHexBinary |
hexBinary |
Implementations might limit the maximum ByteString size. |
|
XmlYearMonthDuration |
yearMonthDuration |
Implementations might limit the maximum String size. |
|
XmlGYearMonth |
gYearMonth |
Implementations might limit the maximum String size. |
|
XmlDayTimeDuration |
dayTimeDuration |
Implementations might limit the maximum String size. |
|
XmlGYear |
gYear |
Implementations might limit the maximum String size. |
|
XmlGMonth |
gMonth |
Implementations might limit the maximum String size. |
|
XmlGDay |
gDay |
Implementations might limit the maximum String size. |
|
XmlGMonthDay |
gMonthDay |
Implementations might limit the maximum String size. |
|
XmlTime |
time |
Implementations might limit the maximum String size. |
|
XmlDate |
date |
Implementations might limit the maximum String size. |