CreateQuery huge_granularity_small_blocks (children 3)
 Identifier huge_granularity_small_blocks
 Columns definition (children 1)
  ExpressionList (children 4)
   ColumnDeclaration p (children 1)
    DataType Date
   ColumnDeclaration k (children 1)
    DataType UInt64
   ColumnDeclaration v1 (children 1)
    DataType UInt64
   ColumnDeclaration v2 (children 1)
    DataType Int64
 Storage definition (children 4)
  Function MergeTree (children 1)
   ExpressionList
  Function toYYYYMM (children 1)
   ExpressionList (children 1)
    Identifier p
  Identifier k
  Set
