merge main into 3.0 branch.

docs(driver):  fix jdbc error code

fix: kafka connector doc issues

invalid message

test:add testcases of learner in election

fix: bypass projection pruning if union set op and subquery

enh: error code optimization

fix(tq): set the offset to be the consume offset, instead of the committed offset. And update the table sim.

fix: func ctgHandleGetTbMetasRsp invalid read SName

fix:[TD-24111]avoid exec pHandle task in multi query thread

Update 04-stable.md

Update 04-stable.md

fix: column length check when update/add column

feat(query): support interp with super table

enh: remove group_key from subsidiaries if multiple different select function present