Tag: XML

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Some useful tips for using XML in SQL Server 2019

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Some useful tips for using XML in SQL Server 2019 Consider replacing OPENXML with the XML nodes() function. The nodes() function is useful when you want to shred an xml data type instance into relational data. The result of the nodes() function is a rowset that contains logical copies of the original XML instances. Use CROSS APPLY to get data...

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Troubleshooting xml problems in SQL Server 2017

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Troubleshooting xml problems in SQL Server 2017 If you have problems with SQL Server 2017 XML, review this troubleshooting checklist to find potential solutions. 1. The error 432 occurs when you try to use the Xml data type methods in check constraints. This error indicates that Xml data type methods are not supported in check constraints anymore. You should drop...

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Undocumented SQL Server 2017 Full-Text Search and XML procedures

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Undocumented SQL Server 2017 Full-Text Search and XML procedures SQL Server 2017 supports the following useful undocumented SQL Server Full-Text Search and XML procedures: sp_fulltext_recycle_crawl_log sp_MShelpfulltextindex sp_MShelpfulltextscript sp_syscollector_validate_xml sp_xml_schema_rowset sp_xml_schema_rowset2 sp_fulltext_recycle_crawl_log The sp_fulltext_recycle_crawl_log system stored procedure is used to recycle crawl log for the given full-text catalog name. Syntax sp_fulltext_recycle_crawl_log [ @ftcat = ] ‘ftcat’ Arguments [ @ftcat = ]...

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SQL Server 2017 Profiler Optimization Tips

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SQL Server 2017 Profiler Optimization Tips SQL Server 2017 Profiler is a graphical user interface for monitoring an instance of the Database Engine or Analysis Services. SQL Server Profiler allows to capture and save data about each event to a file or table to analyze later. In this article, you can find some helpful tips to performance tune and optimize...

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Tips for designing SQL Server 2017 tables (Part 1)

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Tips for designing SQL Server 2017 tables (Part 1) Avoid using CLR user-defined data types. SQL Server 2017 supports the CLR user-defined data types. These data types allow implement database data types in any of the languages supported by the .NET Framework CLR. Because using these data types usually provides worse performance than internal SQL Server data types, and you...

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Some tips for using XML in SQL Server 2017

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Some tips for using XML in SQL Server 2017 Consider using the XML data type. This data type is used to store XML documents in table columns or Transact-SQL variables. The XML data type can be used in variables, columns, or in stored procedure and function parameters. Use the XQuery value() method instead of the query() method when you want...

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Troubleshooting xml problems in SQL Server 2016

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Troubleshooting xml problems in SQL Server 2016 If you have problems with SQL Server 2016 XML, review this troubleshooting checklist to find potential solutions. 1. Install the latest SQL Server 2016 service pack. Because many SQL Server 2016 XML bugs were fixed in SQL Server service packs, you should install the latest SQL Server service pack. At the time this...

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SQL Server

Tips for using XML in SQL Server 2016

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Tips for using XML in SQL Server 2016 Consider using the RAW mode of FOR XML queries, instead of AUTO or EXPLICIT modes. The RAW mode transforms each row in the result set into an XML element with a generic identifier as the element tag. Using this mode provides the best overall performance, in comparison with the AUTO and EXPLICIT […]

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SQL Server

Three Undocumented SQL Server 2014 XML Stored Procedures

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Three Undocumented SQL Server 2014 XML Stored Procedures SQL Server 2014 supports the following three undocumented XML system stored procedures: sp_syscollector_validate_xml sp_xml_schema_rowset sp_xml_schema_rowset2 sp_syscollector_validate_xml The sp_syscollector_validate_xml system stored procedure is used to validate the XML collector. Syntax sp_syscollector_validate_xml [ @collector_type_uid = ] ‘collector_type_uid’, [ @name = ] ‘name’, [ @parameters = ] ‘parameters’ Arguments [ @collector_type_uid = ] ‘collector_type_uid’ Is […]

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