sys.xml_schema_types (Transact-SQL)

THIS TOPIC APPLIES TO:yesSQL Server (starting with 2008)noAzure SQL DatabasenoAzure SQL Data Warehouse noParallel Data Warehouse

Returns a row per XML schema component that is a Type, symbol_space of T.

||
|-|
|Applies to: SQL Server ( SQL Server 2008 through current version).|

Column name Data type Description
<inherited columns> Inherits columns from sys.xml_schema_components.
is_abstract bit 1 = Type is an abstract type. All instances of an element of this type must use xsi:type to indicate a derived type that is not abstract.

0 = Type is not abstract. (default)
allows_mixed_content bit 1 = Mixed content is allowed

0 = Mixed content is not allowed. (default)
is_extension_blocked bit 1 = Replacement with an extension of the type is blocked in instances when the block attribute on the complexType definition or the blockDefault attribute of the ancestor <schema> element information item is set to "extension" or "#all".

0 =Replacement with extension is not blocked.
is_restriction_blocked bit 1 = Replacement with a restriction of the type is blocked in instances when the block attribute on the complexType definition or the blockDefault attribute of the ancestor <schema> element information item is set to "restriction" or "#all".

0 = Replacement with restriction is not blocked. (default)
is_final_extension bit 1 = Derivation by extension of the type is blocked when the final attribute on the complexType definition or the finalDefault attribute of the ancestor <schema> element information item is set to "extension" or "#all".

0 = Extension is allowed. (default)
is_final_restriction bit 1 = Derivation by restriction of the type is blocked when the final attribute on the simple or complexType definition or the finalDefault attribute of the ancestor <schema> element information item is set to "restriction" or "#all".

0 = Restriction is allowed. (default)
is_final_list_member bit 1 = This simple type cannot be used as the item type in a list.

0 = This type is a complex type, or it can be used as list item type. (default)
is_final_union_member bit 1 = This simple type cannot be used as the member type of a union type.

0 = This type is a complex type. or it can be used as union member type. (default)

Permissions

The visibility of the metadata in catalog views is limited to securables that a user either owns or on which the user has been granted some permission. For more information, see Metadata Visibility Configuration.

See Also

Catalog Views (Transact-SQL)
XML Schemas (XML Type System) Catalog Views (Transact-SQL)