LadyForest

建议补充一些慢性炎症 (chronic inflammation)和抗炎饮食的科普

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抛砖引玉 [all-about-inflammation](https://www.health.harvard.edu/staying-healthy/all-about-inflammation)

[FLINK-22315][table] Support add/modify column/constraint/watermark for ALTER TABLE statement

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## What is the purpose of the change This pull request aims to support the impl of ```sql ALTER TABLE table_name ADD | MODIFY { | ( [, ...]) }...

[FLINK-31788][table] TableAggregateFunction supports emitUpdateWithRetract

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## What is the purpose of the change This pull request supports implementing`emitUpdateWithRetract` for user-defined `TableAggregateFunction`, which is a missing feature since blink planner became the default planner. ## Brief...

[FLINK-31788][table] TableAggregateFunction supports emitUpdateWithRetract

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## What is the purpose of the change This PR is cherry-picked from https://github.com/apache/flink/pull/24051 ## Brief change log - Planning phase: Check whether the `emitUpdateWithRetract` method is implemented. If so,...