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SQL Server maintains up to nine SQL Server Agent error logs. Each archived log has an extension that indicates the relative age of the log. For example, an extension of...
April 18, 2017 at 3:02 am
#1938460
good question...
but i have some doubt .
i think count(*) and grouping both are not ignoring null values and count(exp) ignoring null values.
January 7, 2015 at 4:51 am
#1768397