XQuery Expressions

This topic describes XQuery expressions.

In This Section

• Primary Expressions (XQuery)
  Describes XQuery primary expressions. These include literals, variable references, context item expressions, constructors, and function calls.

• Path Expressions (XQuery)
  Describes XQuery path expressions. These locate nodes, such as element, attribute, and text, in a document.

• Sequence Expressions (XQuery)
  Describes XQuery operators to work with sequences of numbers.

• Arithmetic Expressions (XQuery)
  Describes using arithmetic expressions in XQuery.

• Comparison Expressions (XQuery)
  Describes the comparison expressions supported by XQuery. That is, the general, value, node comparison, and node type comparison expressions.

• Logical Expressions (XQuery)
  Describes XQuery support for the logical and and or operators.

• XML Construction (XQuery)
  Describes XQuery constructors that allow you to construct XML within a query.

• FLWOR Statement and Iteration (XQuery)
  Describes the FLOWR iteration syntax. This stands for FOR, LET, WHERE, ORDER BY, and RETURN. LET is not supported.

• Ordered and Unordered Expressions (XQuery)
  Describes the ordering mode for XQuery operations. By default, the ordering mode is set to ordered.

• Conditional Expressions (XQuery)
  Describes XQuery support for the conditional if-then-else statement.

• Quantified Expressions (XQuery)
  Describes the existential and universal quantifiers in XQuery.

• SequenceType Expressions (XQuery)
  Describes the SequenceType syntax in XQuery.

• Validate Expressions (XQuery)
  The validate expression is not supported.

Zobacz także

Inne zasoby

XQuery Language Reference (SQL Server)