Rob Sheldon


Stairway to XML

Stairway to XML: Level 3 - Working with Typed XML

You can enforce the validation of an XML data type, variable or column by associating it with an XML Schema Collection. SQL Server validates a typed XML value against the rules defined in the schema collection so that INSERT or UPDATE operations will succeed only if the value being inserted or updated is valid as per the rules defined in the Schema Collection.

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2020-11-11 (first published: )

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Stairway to XML

Stairway to XML: Level 8 - Deleting Data from an XML Instance

in order to use the modify() method to delete data from typed and untyped XML instances, you must pass an XML DML expression as an argument to the method. That expression must include the delete keyword, along with an XQuery expression that defines the XML component to be deleted. Robert makes it seem simple, as usual.

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2012-11-05

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Stairway to XML

Stairway to XML: Level 7 - Updating Data in an XML Instance

You need to provide the necessary keywords and define the XQuery and value expressions in your XML DML expression in order to use the modify() method to update element and attribute values in either typed or untyped XML instances in an XML column. Robert Sheldon explains how.

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2012-10-29

5,572 reads

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Question of the Day

Change Tracking Default Retention

I run this command on my SQL Server 2022 database:

ALTER DATABASE AdventureWorks2017 SET CHANGE_TRACKING = ON;
What is the default data retention period?

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