SQL Editor

Tables and Columns 

Task:

Find customers with the same first name (i.e. duplicates)
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 22 Records
Name Duplicate
Black Bennett Black Brown
Black Bennett Black Crowther
Black Bennett Black Devon
Black Bennett Black Kumar
Black Brown Black Bennett
Black Brown Black Crowther
Black Brown Black Devon
Black Brown Black Kumar
Black Crowther Black Bennett
Black Crowther Black Brown
Black Crowther Black Devon
Black Crowther Black Kumar
Black Devon Black Bennett
Black Devon Black Brown
Black Devon Black Crowther
Black Devon Black Kumar
Black Kumar Black Bennett
Black Kumar Black Brown
Black Kumar Black Crowther
Black Kumar Black Devon
Wilson Wilson Wilson Wilson
Wilson Wilson Wilson Wilson
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