These queries are used to compare the data in two tables. In these examples all the rows in each table is retrieved and compared using the UNION ALL command. I would recommend adding additional WHERE criteria for very large tables to reduce the number of rows that will be compared.These SQL statements are based on […]
2007-08-09 (first published: 2006-11-29)
2,798 reads
I use this script to shrink the log files for development databases. The intention is keep the log files as small as possible when the database is not in use. By scheduling this script I can control when it happens as oppose to using auto shrink.
2005-07-08 (first published: 2005-06-29)
2,532 reads
By SQLPals
Track SQL Server Configuration Changes Using the Error Log If you...
Good documentation gets you started. Good books get you deep. After years of working...
By Vinay Thakur
In previous posts, we looked at the SQL Server engine. for us DBAs, the...
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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