MSSQL - How to fix error - Incorrect syntax near '='.

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To fix it replcae

Declare @temp int = 2;
if @temp == 2
Begin
  print ('found')
End
Else
Begin
  print ('not found')
End

with

Declare @temp int = 2;
if @temp = 2
Begin
  print ('found')
End
Else
Begin
  print ('not found')
End