add user err code

enh: optimize last/last_row cost when the cache was first loaded

fix:add log

enh: add user err code

enh: optimize last/last_row cost when the cache was first loaded

fix: TIMETRUNCATE with 1d return unexpected result

fix:get dest table version

fix:[TS-2828] retry if ver is old

feat: alter stt trigger and min rows

* fix: taosbenchmark socket close properly for main

* fix: update taos-tools 41d4f95

fix:add error log

fix:fill history check update

fix(query): fix scalar calculation crash in stream when input rows is 0

fix: unit  sma and tag index error msg

enh: no need to wait for emptying apply queue in syncNodePreClose

fix: all columns are invisiable in system table query

remove log

fix: remove test case has random results

test: modify tmq test cases