Indexes and table Statistics play a big role in an OLTP database for better query performance. Maintaining statistics on a weekly basis is important but a heavily updated database tables need more emphasis on Statistics and frequent updates. Instead of trying to issue “sp_updatestats” for the entire database, you can choose tables which are heavily […]
2004-02-17
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I have this table in a SQL Server 2025 database:
CREATE TABLE [dbo].[CustomerOrder] ( [OrderID] [int] NULL, [CustomerID] [int] NULL, [total] [money] NULL ) ON [PRIMARY] GOWhat is returned from this code? (answers are for the sum and then the count)
SELECT SUM(total) AS sum,
COUNT(total) AS count
FROM dbo.CustomerOrder;
See possible answers