The indexes on a the tables of a large database make a huge difference in its performance and utility. Without an index, locating a single record in a large table can take several seconds; with the ...
Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Cory Benfield discusses the evolution of ...
Use SQL to quickly create a new table from existing records in Access Your email has been sent SQL lets you use one command to quickly create a new table containing a subset of records from a larger ...
SQL Server Management Studio (SSMS) is the principal interface for working with Microsoft SQL Server. However, many subtleties of this powerful tool evade even the most seasoned professionals. Here ...
From the browser to the back end, the ‘boring’ choice is exciting again. We look at three trends converging to bring SQL back ...
As I described here, Power BI can send SQL queries in parallel in DirectQuery mode and you can see from the Timeline column there is some parallelism happening here – the last two SQL queries ...
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