CreateQuery tmp_a (children 3)
 Identifier tmp_a
 Columns definition (children 1)
  ExpressionList (children 4)
   ColumnDeclaration k1 (children 1)
    DataType Int32
   ColumnDeclaration k2 (children 1)
    DataType Int32
   ColumnDeclaration d1 (children 1)
    DataType Int32
   ColumnDeclaration d2 (children 1)
    DataType Int32
 Storage definition (children 2)
  Function MergeTree
  Function tuple (children 1)
   ExpressionList
