`WindowStartCondition`

WindowStartCondition ::= "start" WindowVars "when" ExprSingle

Appears in productions:

Appears in specifications:

XQuery 3.1: An XML Query Language

3 Expressions
- 3.12 FLWOR Expressions
  - 3.12.4 Window Clause
1 XQuery 3.1 Grammar
- 1.1 EBNF