Release Notes
from：release/ver-2.4.0.18
to：release/ver-2.4.0.20
FIX BUGS:
TDengine
fix: reverseCopy not support timestamp datatype (#12340)
fix: group by with proj query can not work well (#12288)
fix: apply function offset/forward step error when session + order by ts desc (#12271)
fix: make least-squares buffer large enough to hold json result (#12205)
fix: backport last expr fix from develop branch (#12140)
fix: disallow order by tbname for temp table (#12021)
fix: fixed a query coredump in Windows (#11945)
fix: update copoyright info (#12308)
ENHANCEMENTS:
TDengine
refactor: V2.4 move TSZ to main repo (#12236)