[mysql] polish binlog offset compare semantic #543
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zhjwpku
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leonardBang
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Nov 1, 2021
...r-mysql-cdc/src/main/java/com/ververica/cdc/connectors/mysql/source/offset/BinlogOffset.java
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November 2, 2021 18:35
the `isAtOrBefore & isBefore` was actually meaning `isAtOrAfter & isAfter`, so let's do this right ;) Signed-off-by: Zhao Junwang <[email protected]>
1. HighWatermark itself should not be emitted 2. If the highWatermark equals maxHighWatermark, tableIdBinlogPositionMap doesn't need to change 3. change `compareTo < 0` to the more understandable isBefore Signed-off-by: Zhao Junwang <[email protected]>
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the
isAtOrBefore & isBeforewas actually meaningisAtOrAfter & isAfter, so let's do this right ;)Signed-off-by: Zhao Junwang [email protected]