Re:Re: Flink CDC MySqlSplitReader问题

2023-12-21 Thread casel.chen
那意思是会优先处理已经在增量阶段的表,再处理新增快照阶段的表?顺序反过来的话会有什么影响?如果新增表全量数据比较多会导致其他表增量处理变慢是么? 在 2023-12-20 21:40:05,"Hang Ruan" 写道: >Hi,casel > >这段逻辑应该只有在处理到新增表的时候才会用到。 >CDC 读取数据正常是会在所有SnapshotSplit读取完成后,才会下发BinlogSplit。 >但是如果是在增量阶段重启作业,同时新增加了一些表,就会出现同时有BinlogSplit和SnapshotSplit的情况,此时才会走到这段逻辑。 >

Re: 退订

2023-12-21 Thread Junrui Lee
你好, 请发送任意内容的邮件到 user-zh-unsubscr...@flink.apache.org 来取消订阅邮件 Best, Junrui jimandlice 于2023年12月21日周四 17:43写道: > 退订 > | | > jimandlice > | > | > 邮箱:jimandl...@163.com > |

RE: Re:Flink脏数据处理

2023-12-21 Thread Jiabao Sun
Hi, 需要精准控制异常数据的话,就不太推荐flink sql了。 考虑使用DataStream将异常数据用侧流输出[1],再做补偿。 Best, Jiabao [1] https://nightlies.apache.org/flink/flink-docs-release-1.18/docs/dev/datastream/side_output/ On 2023/12/06 08:45:20 Xuyang wrote: > Hi, > 目前flink sql主动收集脏数据的行为。有下面两种可行的办法: > 1.

RE: Re:Re:flink sql支持批量lookup join

2023-12-21 Thread Jiabao Sun
Hi, casel. 使用三次lookup join是可以实现的,加上缓存,性能应该不差。 WITH users AS ( SELECT * FROM (VALUES(1, 'zhangsan'), (2, 'lisi'), (3, 'wangwu')) T (id, name) ) SELECT orders.id, u1.name as creator_name, u2.name as approver_name, u3.name as deployer_name FROM ( SELECT *

退订

2023-12-21 Thread jimandlice
退订 | | jimandlice | | 邮箱:jimandl...@163.com |

退订

2023-12-21 Thread jimandlice
退订 | | jimandlice | | 邮箱:jimandl...@163.com |

RE: Pending records

2023-12-21 Thread Jiabao Sun
Hi rania, Does "pending records" specifically refer to the records that have been read from the source but have not been processed yet? If this is the case, FLIP-33[1] introduces some standard metrics for Source, including "pendingRecords," which can be helpful. However, not all Sources