CreateQuery table2 (children 3)
 Identifier table2
 Columns definition (children 1)
  ExpressionList (children 3)
   ColumnDeclaration EventDate (children 1)
    DataType Date
   ColumnDeclaration Id (children 1)
    DataType Int32
   ColumnDeclaration Value (children 1)
    DataType Int32
 Storage definition (children 3)
  Function MergeTree (children 1)
   ExpressionList
  Function toYYYYMM (children 1)
   ExpressionList (children 1)
    Identifier EventDate
  Identifier Id
