CreateQuery tab (children 3)
 Identifier tab
 Columns definition (children 2)
  ExpressionList (children 3)
   ColumnDeclaration i (children 1)
    DataType Int64
   ColumnDeclaration a (children 1)
    DataType Int64
   ColumnDeclaration text (children 1)
    DataType String
  ExpressionList (children 1)
   Projection (children 1)
    ProjectionSelectQuery (children 2)
     ExpressionList (children 1)
      Identifier _part_offset
     Identifier text
 Storage definition (children 4)
  Function MergeTree
  Function modulo (children 1)
   ExpressionList (children 2)
    Identifier i
    Literal UInt64_4
  Identifier a
  Set
