fix: fix task redirect not finished issue

enh: support more fail-fast msgtype

fix: insert varchar error

fix; add msg type

fix: add stmt sort merge case

enh: speed up drop dnode and avoid snapshot transfer

fix: memory leak

fix: fix tbnameIn bug on normal table

fix:read data and compute group id

enh: add fail-fast

fix: fix count VAR type column error cause of reading incorrect sma results

refactor(sync): add reserved field in message

fix(query): check null ptr before dereferencing it.