Tag: data type

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Tips for designing SQL Server 2017 tables (Part 2)

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Tips for designing SQL Server 2017 tables (Part 2) Use varchar/nvarchar columns instead of text/ntext columns whenever possible. Because SQL Server 2017 stores text/ntext columns on the Text/Image pages separately from the other data, stored on the Data pages, it can take more time to get the text/ntext values. If you need to store integer data from -32,768 through 32,767,...

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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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Tips for using data types in SQL Server 2014

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Tips for using data types in SQL Server 2014 Use Date/Time data types to store date/time information separately. In SQL Server 2014 you can store the date and time information separately. For example, if you need to work with date data only, use the Date data type instead of datetime or smalldatetime to optimize storage space and simplify date modifications...

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