test: add log output

fix(query): set tbname for stream session delete

refact: remove sync ping and pingreply

perf: insert optimize

fix: avoid ahandle leak

fix:avoid duplicate results

docs: add download keyword to title

docs: optimize search result of download

refact: adjust head file and sync log

fix(query): set offset for empty record

fix: import image before using in md/mdx file

enh: optimize the error message when illegally modifying the column length

refactor(tmq): add more strict drop condition check

refact: adjust sync debug codes

fix: add html close tag for compile