Nóta
Aðgangur að þessari síðu krefst heimildar. Þú getur prófað aðskrá þig inn eða breyta skráasöfnum.
Aðgangur að þessari síðu krefst heimildar. Þú getur prófað að breyta skráasöfnum.
Applies to: 
SQL Server
This section describes the fundamentals of XQuery.
In this section
| Article | Description |
|---|---|
| Sequence and QNames (XQuery) | Describes sequence and also QNames and predefined namespaces. |
| Expression Context and Query Evaluation (XQuery) | Describes the two contexts in which XQuery is evaluated. These two contexts are static and dynamic. |
| Atomization (XQuery) | Describes atomization, which is a process of extracting the typed value of an item. |
| Effective Boolean Value (XQuery) | Describes the effective Boolean value. This value can be computed for expressions that return a single Boolean value, a node sequence, or an empty sequence. |
| Type System (XQuery) | Describes the XQuery type system with various predefined types. XQuery is a strongly typed language for schema types and a weakly typed language for untyped data. |
| Error handling (XQuery) | Describes the handling of static, dynamic, and type errors in XQuery. |
| Comments in XQuery | Describes how to add comments in XQuery by using the (: and :) delimiters. |
| XQuery and Static Typing | Describes XQuery in SQL Server as a statically typed language. |