CreateQuery tab (children 3)
 Identifier tab
 Columns definition (children 2)
  ExpressionList (children 3)
   ColumnDeclaration n (children 1)
    DataType UInt32
   ColumnDeclaration x (children 1)
    DataType UInt32
   ColumnDeclaration y (children 1)
    DataType UInt32
  ExpressionList (children 1)
   Projection (children 1)
    ProjectionSelectQuery (children 2)
     ExpressionList (children 1)
      Function count (children 1)
       ExpressionList
     ExpressionList (children 2)
      Function divide (children 1)
       ExpressionList (children 2)
        Identifier x
        Literal UInt64_2
      Function modulo (children 1)
       ExpressionList (children 2)
        Identifier y
        Literal UInt64_10
 Storage definition (children 2)
  Function MergeTree
  Function tuple (children 1)
   ExpressionList
