CreateQuery sales (children 3)
 Identifier sales
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration DATE_SOLD (children 1)
    DataType DateTime64 (children 1)
     ExpressionList (children 2)
      Literal UInt64_3
      Literal \'UTC\'
   ColumnDeclaration PRODUCT_ID (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType String
 Storage definition (children 3)
  Function MergeTree (children 1)
   ExpressionList
  Function toYYYYMM (children 1)
   ExpressionList (children 1)
    Identifier DATE_SOLD
  Identifier DATE_SOLD
