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Go to "Object Explorer", find the server database you want to export to Excel. Right-click on it and choose "Tasks" > "Export Data" to export table data in SQL. Then, the SQL Server Import and Export Wizard welcome window pop up.
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From your SQL Server Management Studio, you open Object Explorer, go to your database where you want to load the data into, right click, then pick Tasks > Import Data.
This opens the Import Data Wizard, which typically works pretty well for importing from Excel.