Hi, IMO, I think you'd better use 'Row' instead of using 'genericrowdata' because 'GenericRowData' is only one sub-class implement from 'RowData', and 'RowData' has other sub-classes that are used in different scenes.
Actually, the two types can be converted to each other [1]. [1] https://github.com/apache/flink/blob/2220f24925ab5146d5771c3782ed8c0837bb0bc4/flink-table/flink-table-runtime/src/test/java/org/apache/flink/table/data/DataStructureConvertersTest.java#L250 -- Best！ Xuyang At 2022-08-27 20:17:59, "eric hoffmann" <[email protected]> wrote: Hi , Im using flink 1.15, i mostly use datastream api, do you suggest i use row or genericrowdata that inherit rowdata for my data structure? Thx
