CreateQuery a (children 3)
 Identifier a
 Columns definition (children 2)
  ExpressionList (children 2)
   ColumnDeclaration k (children 1)
    DataType UInt64
   ColumnDeclaration v (children 1)
    DataType UInt64
  ExpressionList (children 1)
   Index (children 2)
    Identifier v
    Function set (children 1)
     ExpressionList (children 1)
      Literal UInt64_100
 Storage definition (children 3)
  Function MergeTree
  Identifier k
  Set
