Home Forums SQL Server 2008 SQL Server 2008 - General Need help using the most efficient aggregation method in SQL Server 2008 R2 to sum up child rows in same table RE: Need help using the most efficient aggregation method in SQL Server 2008 R2 to sum up child rows in same table

  • From your description it sounds like you want to do running totals? Take a look at this article that explains how to do this quite easily.

    http://www.sqlservercentral.com/articles/T-SQL/68467/[/url]

    _______________________________________________________________

    Need help? Help us help you.

    Read the article at http://www.sqlservercentral.com/articles/Best+Practices/61537/ for best practices on asking questions.

    Need to split a string? Try Jeff Modens splitter http://www.sqlservercentral.com/articles/Tally+Table/72993/.

    Cross Tabs and Pivots, Part 1 – Converting Rows to Columns - http://www.sqlservercentral.com/articles/T-SQL/63681/
    Cross Tabs and Pivots, Part 2 - Dynamic Cross Tabs - http://www.sqlservercentral.com/articles/Crosstab/65048/
    Understanding and Using APPLY (Part 1) - http://www.sqlservercentral.com/articles/APPLY/69953/
    Understanding and Using APPLY (Part 2) - http://www.sqlservercentral.com/articles/APPLY/69954/