1.15.4 XQuery description format

Organization of this subsection
(1) XQuery keywords
(2) XQuery separators

(1) XQuery keywords

Words that are specified for use in XQuery functions (for, if, etc.) are called keywords. Keywords in XQuery are specified in all lower case. XQuery distinguishes between upper-case and lower-case letters.

(2) XQuery separators

The following characters or elements can serve as separators in XQuery:

(a) Where separators must be inserted

Separators must be inserted in the following places:

(b) Where separators cannot be inserted

Separators cannot be inserted in the following places:

(c) Where separators may be inserted

Separators may be inserted in the following places: