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[Connector-V2][JDBC-connector] Add more databases that support JDBC

3

### Search before asking - [X] I had searched in the [feature](https://github.com/apache/incubator-seatunnel/issues?q=is%3Aissue+label%3A%22Feature%22) and found no similar feature requirement. ### Description Currently the JDBC connector supports mysql and Postgres, and we...

[ST-Engine][Design] TaskExecutionService and Task related design

7

### Search before asking - [X] I had searched in the [feature](https://github.com/apache/incubator-seatunnel/issues?q=is%3Aissue+label%3A%22Feature%22) and found no similar feature requirement. ### Description TaskExecutionServer is a service that executes Tasks and will run...

[Server design][st-engine] st new engine server design

1

### Search before asking - [X] I had searched in the [feature](https://github.com/apache/incubator-seatunnel/issues?q=is%3Aissue+label%3A%22Feature%22) and found no similar feature requirement. ### Description As shown below Use Hazelcast's NodeExtension to extend the implementation...

[Bug] [api-draft] Using the transform sql plugin will cause the field data type to change

1

### Search before asking - [X] I had searched in the [issues](https://github.com/apache/incubator-seatunnel/issues?q=is%3Aissue+label%3A%22bug%22) and found no similar issues. ### What happened I found in the test that using the transform sql...

### Search before asking - [ ] I had searched in the [feature](https://github.com/apache/incubator-seatunnel/issues?q=is%3Aissue+label%3A%22Feature%22) and found no similar feature requirement. ### Description When I implemented the jdbc source connector, I found...

## Purpose of this pull request ## Check list Add some hints to the mysql documentation * [x] Code changed are covered with tests, or it does not need tests...

[Feature] [Connector-V2 E2E] Add mysql and postgres e2e test and bug fix

1

## Purpose of this pull request ## Check list Add mysql and postgres e2e test * [x] Code changed are covered with tests, or it does not need tests for...

## Purpose of this pull request ## Check list Add jobHistory. * [x] Code changed are covered with tests, or it does not need tests for reason: * [x] If...

[Dev][Jdbc connector] Support the session pool

1

### Search before asking - [X] I had searched in the [feature](https://github.com/apache/incubator-seatunnel/issues?q=is%3Aissue+label%3A%22Feature%22) and found no similar feature requirement. ### Description The exact-once semantics of the current jdbc sink are implemented...

Guaranteed to be exactly-once in the process of switching from SnapshotTask to IncrementalTask. ## Purpose of this pull request ## Check list * [x] Code changed are covered with tests,...