expression: don't allocate column every time when to newLocalColumnPo…

…ol (pingcap#63864) (pingcap#64989)

ref pingcap#63809

Created hot fix tag on behalf of xufei@pingcap.com

Created hot fix tag on behalf of luancheng@pingcap.com

log_client: fix ts filter (pingcap#64904)

planner: fix some wrong index selection issues caused by the skyline …

…pruning being too aggressive (pingcap#64853)

ref pingcap#64378

br: pick rest of PRs for hotfix (pingcap#64857)

plugin: add retry information in the plugin completed event. (pingcap…

…#64692) (pingcap#64725) (pingcap#64812)

close pingcap#64691

plugin: add retry information in the plugin completed event. (pingcap…

…#64692) (pingcap#64725) (pingcap#64808)

close pingcap#64691

br: picking compact log backup (pingcap#64647)

plugin: add retry information in the plugin completed event. (pingcap…

…#64692) (pingcap#64725)

close pingcap#64691