Quick tip create a file copy with a different extension

i.e. if you have a bunch of .txt files and you wanted to keep them but also have a copy with .xml go to dos promp go to that folder of files copy *.txt *.xml There you go

Get data across databases sql server

select a.col1, b.col2 from db1.dbo.tab1 a, db2.dbo.tab2 b where a.col1 = b.col2 All you sql wizards prob know this alread

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