Update 14-stream.md

merge main

merge main

fix(shell): update the double display.

test: add udf function return with varchar demo

fix:optimize log & change the length of tag if tag is null in schemaless

feature: udf replace function

feat(query): INTERP support boolean type

fix(udf): make strncat working for release building

enh: stmt ignore get fields errors

feat: table level privilege

fix: table level privilege

Update 06-stream.md

Update 14-stream.md

Update 14-stream.md