Estimated Number of Rows to be Read
Rob Farley uses this month's T-SQL Tuesday to show off the results of one of his Connect items : Estimated Number of Rows to be Read.
2017-02-06
3,839 reads
rows
Find and Remove Duplicate Rows from a SQL Server Table
Though duplicate rows are bad practice, sometimes they're necessary for a short time. But how do you clean your tables when they're no longer needed? Sergey Gigoyan provides a few different solutions.
2016-11-09
3,155 reads
Generate row constructors for existing data
Takes a given table and generates a UNION ALL'd set of rows from the table. Useful for copying small amounts of data without the need for SSIS or import/export wizard
2013-11-14 (first published: 2013-10-31)
1,201 reads
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Question of the Day
Creating a JSON Document IV
I have this data in a table called dbo.NFLTeams
TeamID TeamName City YearEstablished ------ -------- ---- --------------- 1 Cowboys Dallas 1960 2 Eagles Philadelphia 1933 3 Packers Green Bay 1919 4 Chiefs Kansas City 1960 5 49ers San Francisco 1946 6 Broncos Denver 1960 7 Seahawks Seattle 1976 8 Patriots New England 1960If I run this code, how many rows are returned?
SELECT YearEstablished, json_objectagg(city : TeamName) FROM dbo.NFLTeams GROUP BY YearEstablished;See possible answers