XML/XQuery
- Aggregate
- Axis
- Constructor
- FLWOR
- Join
- attribute
- comments
- context
- count
- data
- distinct values
- doc
- document
- element
- entities
- every
- for
- function
- group
- if
- input
- is
- last
- let
- max
- min
- namespace
- no preserve
- node
- not
- order by
- output
- position
- preserve
- processing instructions
- prolog
- range
- return
- some
- string
- strip
- unordered
- variable
- where