While preparing for my SQL Saturday Salt Lake City presentation, Climbing the B-Tree, I ran into one of the “word of mouth” facts that the first column of an index should be highly selective, i.e., it should only point to one or a few rows. This is not always the case and I’ll show you […]
2023-01-02 (first published: 2020-09-16)
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As a part of my DBA activities, I do a lot of SQL Server installations every week. Most of the time, I install the instance with the default collation. A collation is a configuration setting in SQL Server that determines how the database engine should read the data. SQL Server has huge list of collations […]
2022-12-26 (first published: 2020-08-03)
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