除了pravega connector之外的有没有什么地方有问题呢？ On Fri, Jun 19, 2020 at 18:43 Leonard Xu <[email protected]> wrote:
> Hi, > pravega connector[1] 应该不是社区提供的，之前没看过这个connector的代码, > 看你的描述，可以检查下写入时是否有一些参数需要设置。 > > > 祝好， > Leonard Xu > [1] https://github.com/pravega/flink-connectors < > https://github.com/pravega/flink-connectors> > > > > 在 2020年6月19日，13:31，王超 <[email protected]> 写道： > > > > 各位大神求帮忙看一下。 > > > > Flink 版本：1.10.0 > > Planner：blink > > > > 我在使用Flink SQL的时候遇到了一个问题，能否帮忙看一下，我尝试在寻找了解决方法，但是没有起作用。 > > 比如我发现类似的问题 > > https://www.mail-archive.com/[email protected]/msg03916.html > > 中描述的问题，根据这个mail中的解决方法我设置了timezone，但是问题没有被解决。 > > > > > > Flink Table Env配置 > > *StreamExecutionEnvironment env = > > StreamExecutionEnvironment.getExecutionEnvironment();* > > * env.setStreamTimeCharacteristic(TimeCharacteristic.EventTime);* > > * env.setParallelism(1);* > > *EnvironmentSettings envSetting = > > > EnvironmentSettings.newInstance().useBlinkPlanner().inStreamingMode().build(); > > * > > *StreamTableEnvironment tableEnv = StreamTableEnvironment.create(env, > > envSetting);* > > *tableEnv.getConfig().setLocalTimeZone(ZoneId.of("Asia/Shanghai")); * > > > > > > 我这个job应用中定义了两个table，分别为source table “sqlDdlAnaTable” > > > > *String sqlDdlAnaTable = "CREATE TABLE ana_Source(type INT, datatime > > BIGINT, list ARRAY <ROW(id STRING, v FLOAT, q INTEGER)>, ts AS > > TO_TIMESTAMP(FROM_UNIXTIME(datatime)), WATERMARK FOR ts AS ts - INTERVAL > > '5' SECOND)" +* > > * " WITH (" +* > > * "'connector.type' = 'pravega'," +* > > * "'connector.version' = '1'," +* > > * "'connector.connection-config.controller-uri'= > > 'tcp://192.168.188.130:9090 <http://192.168.188.130:9090>'," +* > > * "'connector.connection-config.default-scope' = 'Demo'," > +* > > * "'connector.reader.stream-info.0.stream' = 'test'," +* > > * "'format.type' = 'json'," +* > > * "'format.fail-on-missing-field' = 'false', " +* > > * "'update-mode' = 'append')";* > > > > 和sink table " sqlDdlSinkTable ". > > > > * String sqlDdlSinkTable = "CREATE TABLE tb_sink" +* > > * "(id STRING, " +* > > * "wStart TIMESTAMP(3) , " +* > > * "v FLOAT)" +* > > * " WITH (" +* > > * "'connector.type' = 'pravega'," +* > > * "'connector.version' = '1'," +* > > * "'connector.connection-config.controller-uri'= > > 'tcp://192.168.188.130:9090 <http://192.168.188.130:9090>'," +* > > * "'connector.connection-config.default-scope' = 'Demo'," > +* > > * "'connector.writer.stream' = 'result'," +* > > * "'connector.writer.routingkey-field-name' = 'id'," +* > > * "'connector.writer.mode' = 'atleast_once'," +* > > * "'format.type' = 'json'," +* > > * "'update-mode' = 'append')";* > > > > 在数据处理逻辑比较简单，计算10s tumble window的vaule的平均。 > > 我一开始直接打印结果能够明确看到10s中输出一次计算结果，watermark也正常移动。 > > *String sqlAna = "SELECT ts, id, v " +* > > * "FROM tb_JsonRecord " +* > > * "WHERE q=1 AND type=1";* > > * Table tableAnaRecord = tableEnv.sqlQuery(sqlAna);* > > * tableEnv.registerTable("tb_AnaRecord", tableAnaRecord);* > > > > *tableEnv.toAppendStream(tableAnaRecord, Row.class).print()* > > > > > > > > 但是我尝试将结果insert到sink table中发现，就没有任何结果被写入。 > > *String sqlAnaAvg = "INSERT INTO tb_sink(id, wStart, v) " +* > > * "SELECT id, " +* > > * "TUMBLE_START(ts, INTERVAL '10' SECOND) as wStart, " +* > > * "AVG(v) FROM tb_AnaRecord " +* > > * "GROUP BY TUMBLE(ts, INTERVAL '10' SECOND), id"; * > > * tableEnv.sqlUpdate(sqlAnaAvg);* > > > > > > 提前感谢！ > > > > BR//Chao > > -- 发自移动版 Gmail
