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Below &quot;[DateTime] - 1&quot; gets the database <br />
record's value and removes one day, <br />
therefore 2015-08-07 11:47:06.000<br />
becomes 2015-08-06 11:47:06.000<br />
<br />
How can I change <br />
to remove one hour instead,<br />
therefore 2015-08-07 11:47:06.000<br />
becomes 2015-08-07 10:47:06.000 ?<br />
<br />
==========================<wbr />==========<wbr />========<br />
<br />
SELECT [ID]<br />
&nbsp; &nbsp; &nbsp; ,[DateTime] - 1<br />
&nbsp; &nbsp; &nbsp; ,[Type]<br />
&nbsp; &nbsp; &nbsp; ,[BadgeID]<br />
FROM ...........
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Below "[DateTime] - 1" gets the database 
record's value and removes one day, 
therefore 2015-08-07 11:47:06.000
becomes 2015-08-06 11:47:06.000

How can I change 
to remove one hour instead,
therefore 2015-08-07 11:47:06.000
becomes 2015-08-07 10:47:06.000 ?

============================================

SELECT [ID]
      ,[DateTime] - 1
      ,[Type]
      ,[BadgeID]
FROM ...........

Microsoft SQL 2005 -- datetime, remove 1 hour ?

Microsoft SQL Server 2005 is a suite of relational database management system (RDBMS) products providing multi-user database access functionality.Component services include integration (SSIS), reporting (SSRS), analysis (SSAS), data quality, master data, T-SQL and performance tuning. It includes support for managing XML data and allows a database server to be exposed over web services using Tabular Data Stream (TDS) packets encapsulated within SOAP (protocol) requests.

Microsoft SQL Server 2005

Microsoft SQL Server is a suite of relational database management system (RDBMS) products providing multi-user database access functionality.SQL Server is available in multiple versions, typically identified by release year, and versions are subdivided into editions to distinguish between product functionality. Component services include integration (SSIS), reporting (SSRS), analysis (SSAS), data quality, master data, T-SQL and performance tuning.

Microsoft SQL Server

Databases are organized collections of data, most commonly accessed through management systems including schemas, tables, queries and processes that allow users to enter and manipulate the information or utilize it in other fashions, such as with web applications or for reporting purposes.