Which user has SHOWPLAN permissions at database level.

The below query will tells us the which user has SHOWPLAN permission on the database level. 
DECLARE @Table TABLE
  (ServerName varchar(50),DatabaseName varchar(50),
  [Name] varchar(50),PermissionName varchar(50),StateDesc varchar(50))
  INSERT INTO @Table
  (ServerName,DatabaseName,[Name],PermissionName,StateDesc)
  EXEC sp_MSforeachdb 'USE ?
  SELECT ServerName=@@ServerName,
  DatabaseName=db_name(), p.name, perm.permission_name,perm.STATE_DESC
  FROM sys.database_permissions perm
  INNER JOIN sys.database_principals p ON perm.grantee_principal_id = p.principal_id
  WHERE perm.permission_name = ''SHOWPLAN'' AND [Name] in(''User1'',''User2'',
  ''User3'',''User4j'');'
  SELECT * FROM @Table
  order by [Name] DESC

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