WebApr 11, 2024 · timestamp_ltz #带时区,推荐使用,ltz:local time zone。早先Flink版本使用时间戳类型。集合类型,FlinkSQL中名字叫MULTISET,类似于Java的List。数组类型,FlinkSQL中名字叫ARRAY,类似于Java的array。对象类型,FlinkSQL中名字叫ROW,类似于Java的Object。Map类型,FlinkSQL中名字叫Map,类似于Java的Map。 WebMar 17, 2024 · When filtering data from a table using a nullable column in the WHERE condition, all rows with a NULL value in that column will be excluded, no matter what the WHERE condition is. The exception is when you ask specifically for IS NULL values, as we have already seen. Examine this SELECT to better understand how this works: SELECT *
Flink CDC 在京东的探索与实践 - 知乎 - 知乎专栏
WebAug 27, 2024 · It seems that the field "STATUS" for some records is null and then passed to debezium to do conversion. But the column is 'NOT NULL', so it will fail to pass validation and then throw such exception in debezium. But I can't figure out why the field "STATUS" can be null as it has declared as NOT NULL in database. Web在 Flink 1.15 中,我想讀取一個使用 Postgres UUID 類型( id列)鍵入的列。 但是,這不起作用; 崩潰The PostgreSQL dialect doesn't support type: RAW('java.lang.String', '...') NOT NULL 。 如何將所有id結果解釋為純字符串? DataTypes.STRING()不起作用 the sign wiki
Flink: how to write null values as empty through …
WebDownload flink-sql-connector-oracle-cdc-2.1.1.jar and put it under /lib/. Setup Oracle ¶ You have to enable log archiving for Oracle database and define an Oracle user with appropriate permissions on all databases that the Debezium Oracle connector monitors. Enable log archiving (1.1). Connect to the database as DBA WebNov 26, 2024 · Flink is the German and Swedish word for “quick” or “agile” WebMay 17, 2024 · During the test, the Active ResourceManager address cannot be obtained. Therefore, the FLink task status is not updated. resourcemanger 是HA模式,测试过程中获取不到Active的ResourceManager地址,从而FLink任务状态一直不更新. StreamX Version. 1.2.3-release branch. Java Version. 1.8. Flink Version. 1.14.3. Scala Version ... the sign warns