CreateQuery projections_2 (children 3)
 Identifier projections_2
 Columns definition (children 2)
  ExpressionList (children 2)
   ColumnDeclaration name (children 1)
    DataType String
   ColumnDeclaration frequency (children 1)
    DataType UInt64
  ExpressionList (children 2)
   Projection (children 1)
    ProjectionSelectQuery (children 2)
     ExpressionList (children 2)
      Identifier name
      Function max (alias max_frequency) (children 1)
       ExpressionList (children 1)
        Identifier frequency
     ExpressionList (children 1)
      Identifier name
   Projection (children 1)
    ProjectionSelectQuery (children 1)
     ExpressionList (children 1)
      Function max (alias max_frequency) (children 1)
       ExpressionList (children 1)
        Identifier frequency
 Storage definition (children 2)
  Function MergeTree (children 1)
   ExpressionList
  Identifier name
