CreateQuery fill_ex (children 3)
 Identifier fill_ex
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration eventDate (children 1)
    DataType Date
   ColumnDeclaration storeId (children 1)
    DataType String
 Storage definition (children 3)
  Function ReplacingMergeTree (children 1)
   ExpressionList
  Function toYYYYMM (children 1)
   ExpressionList (children 1)
    Identifier eventDate
  Function tuple (children 1)
   ExpressionList (children 2)
    Identifier storeId
    Identifier eventDate
