soryy ??????????????????????????????????????????????
------------------ ???????? ------------------
??????:
"kcz"
<[email protected]>;
????????: 2021??9??26??(??????) ????10:53
??????: "user-zh"<[email protected]>;
????: flink-1.12.0(1.13.2????????????) select
datas[1].filed_1,datas[1].filed_2????????????????????
??????????INDEX??????????????????????INDEX++
??????????value????????????????????????????array????????????????????????????????????????????????
CREATE TABLE KafkaTable (
datas array<row<filed_1 STRING,filed_2 INT>>
) WITH (
'connector' = 'kafka',
'topic' = 'user_behavior',
'properties.bootstrap.servers' = 'localhost:9092',
'properties.group.id' = 'testGroup',
'scan.startup.mode' = 'earliest-offset',
'format' = 'json'
);
SELECT datas ,datas [1].filed_1, datas [1].filed_2 from KafkaTable;