Re: flink 1.11写入mysql问题

[Jark Wu]

请问你是怎么提交的作业呢？ 是在本地 IDEA 里面执行的，还是打成 jar 包后提交到集群运行的呢？

On Mon, 13 Jul 2020 at 17:58, 小学霸 <student_x...@qq.com> wrote:

> 各位大佬好，请教一个问题flink从Kafka读数，写入mysql，程序没有报错，但是没有写入mysql任何数据。
> from pyflink.datastream import StreamExecutionEnvironment,
> TimeCharacteristic, CheckpointingMode
> from pyflink.table import StreamTableEnvironment, EnvironmentSettings
> source="""
> CREATE TABLE kafka_source_tab (
> &nbsp;id VARCHAR,&nbsp; &nbsp;
> &nbsp;alarm_id VARCHAR,&nbsp; &nbsp;
> &nbsp;trck_id VARCHAR
>
>
> ) WITH (
> &nbsp;'connector' = 'kafka',
> &nbsp;'topic' = 'alarm_test_g',&nbsp; &nbsp;
> &nbsp;'scan.startup.mode' = 'earliest-offset',
> &nbsp;'properties.bootstrap.servers' = '10.2.2.73:2181',
> &nbsp;'properties.bootstrap.servers' = '10.2.2.73:9092',
> &nbsp;'format' = 'json'&nbsp;
> )
> """
>
> sink="""
> CREATE TABLE g_source_tab (
> &nbsp;id VARCHAR,&nbsp; &nbsp;
> &nbsp;alarm_id VARCHAR,&nbsp; &nbsp; &nbsp;
> &nbsp;trck_id VARCHAR
>
>
> ) WITH (
> &nbsp;'connector' = 'jdbc',
> &nbsp;'url' = 'jdbc:mysql://10.2.2.77:3306/bdt?useSSL=false',&nbsp;
> &nbsp;'table-name' = 'g',&nbsp; &nbsp;
> &nbsp;'username' = 'root',
> &nbsp;'password' = '123456t',
> &nbsp;'sink.buffer-flush.interval' = '1s'
> )
> """
> env = StreamExecutionEnvironment.get_execution_environment()
> env.set_stream_time_characteristic(TimeCharacteristic.EventTime)
> env.set_parallelism(1)
> env_settings =
> EnvironmentSettings.new_instance().use_blink_planner().in_streaming_mode().build()
> t_env = StreamTableEnvironment.create(env,
> environment_settings=env_settings)
>
>
>
> t_env.execute_sql(source)
> t_env.execute_sql(sink)
>
>
> source = t_env.from_path("kafka_source_tab")\
> &nbsp; &nbsp; &nbsp; &nbsp; .select("id,alarm_id,trck_id")
> source.execute_insert("g_source_tab")