v0.9.21-nightly

What's Changed

Exciting New Features ✨

• feat: http handler always return JSON body. by @youngsofun in #9834
• feat(query): Support array functions prepend and append by @b41sh in #9844

Thoughtful Bug Fix 🔧

• fix: add connection options ACCESS_KEY_SECRET. by @youngsofun in #9838

Code Refactor 🎉

• refactor: 'select from stage' use ParquetTable. by @youngsofun in #9801
• refactor(kvapi): add KeyBuilder and KeyParser to build/parse str key by @drmingdrmer in #9822
• refactor(kvapi): biuld key with KeyBuilder, instead of with raw "format!" by @drmingdrmer in #9831

Documentation 📔

• docs: 0.9 release by @soyeric128 in #9825
• docs(release): add v0.9 changelog by @PsiACE in #9823

Full Changelog: v0.9.20-nightly...v0.9.21-nightly