CreateQuery tp2 (children 3)
 Identifier tp2
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration k (children 1)
    DataType Int32
   ColumnDeclaration x (children 1)
    DataType Int32
 Storage definition (children 2)
  Function MergeTree (children 1)
   ExpressionList
  Identifier k
