Enable transaction split and disable safeMode of a changefeed in TiCDC by defult.

[asddongmen]

Is your feature request related to a problem?

as title.

Describe the feature you'd like

as title.

Describe alternatives you've considered

No response

Teachability, Documentation, Adoption, Migration Strategy

No response

[nongfushanquan]

/label affects-6.1

[nongfushanquan]

/label area/ticdc

[ti-chi-bot]

@nongfushanquan: The label(s) area/ticdc cannot be applied. These labels are supported: duplicate, bug-from-internal-test, bug-from-user, affects-4.0, affects-5.0, affects-5.1, affects-5.2, affects-5.3, affects-5.4, affects-6.0, affects-6.1, affects-6.2, affects-6.3, affects-6.4, may-affects-4.0, may-affects-5.0, may-affects-5.1, may-affects-5.2, may-affects-5.3, may-affects-5.4, may-affects-6.0, may-affects-6.1, may-affects-6.2, may-affects-6.3, may-affects-6.4, needs-cherry-pick-release-4.0, needs-cherry-pick-release-5.0, needs-cherry-pick-release-5.1, needs-cherry-pick-release-5.2, needs-cherry-pick-release-5.3, needs-cherry-pick-release-5.4, needs-cherry-pick-release-6.0, needs-cherry-pick-release-6.1, needs-cherry-pick-release-6.2, needs-cherry-pick-release-6.3, needs-cherry-pick-release-6.4, question, release-blocker, wontfix, require-LGT1, require-LGT3.

In response to this:

/label area/ticdc

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the ti-community-infra/tichi repository.

[nongfushanquan]

/area ticdc