Release Note 1.6.1

[JNSimba]

Features & Improvements

1. oraclecdc synchronizes the xml type [improve]Oracle entire database synchronization supports xmltype #356
2. Support reading varint type [improve] support read variant type #363
3. Support ipv4 ipv6 type [feature]support read ipv4/ipv6 type #365
4. Add metric [improve] add lookup mertics #377 for lookup join
5. Support synchronization of mongdb cdc [WIP](cdc) add MongoDB cdc #343

Bug

1. Fix the problem that schemachange does not take effect in some scenarios [fix]Fix the first schema change does not take effect when the source table has no data #354
2. Fix abort failure issue [bug] Fix abort failure bug #359
3. Fix the problem of default value synchronization being compatible with other databases [improve](cdc)improve compatibility with other databases by introducing an option to synchronize default values when inserting null data. #361
4. Fix the problem of labelexists when synchronizing multiple tables [improvement] fix some successfully precommitted cannot be aborted lead to LabelAlreadyExists #362
5. Fix the problem that enableBatchMode does not take effect [fix] fix the enable.batch-mode option not working #372
6. Fix the problem of DorisTypeMapper time type matching error [fix] Fix the bug that the DorisTypeMapper datetime type will lose precision when converted to flink type #379
7. Fix the problem of multi-database synchronization uid conflict [fix][cdc] fix uid conflicts during multi-database synchronization. #382
8. Fix flinksql push down problem [fix](source) fix projection and function pushdown not functioning correctly #383
9. Fix doris.filter.query incompatibility issue [Improve]Compatible with previous filter query options #373

Thanks

@bingquanzhao
@caoliang-web
@DongLiang-0
@huyuanfeng2018
@JNSimba
@vinlee19