A WPF ListBox lets you display data created and stored in a SQL table. You must query the SQL database, and you use the retrieved data set to populate the ListBox items. The SQL table can contain one ...
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 ...
A common SQL habit is to use SELECT * on a query, because it’s tedious to list all the columns you need. Plus, sometimes those columns may change over time, so why not just do things the easy way? But ...
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