What's Changed

Exciting New Features ✨

• feat(query): add optimize hints SET_VAR by @TCeason in #11208
• feat(query): tools for decoding the new table meta data by @jun0315 in #11234
• feat(query): new hash table and parallel finalize for hash join by @Dousir9 in #11140

Thoughtful Bug Fix 🔧

• fix: stateless tests maybe failure sometimes by @zhyass in #11239
• fix: expire_at in upsert_copied_files_request by @zhyass in #11241
• fix: permission error on DROP USER with account_admin by @flaneur2020 in #11228
• fix(query): filter hintsuffix need check the EOI token by @TCeason in #11246

Build/Testing/CI Infra Changes 🔌

• ci: add cache for cargo registry by @everpcpc in #11243

Documentation 📔

• docs(develop): add rust by @PsiACE in #11236
• docs: renamed bendsql to BendSQL by @soyeric128 in #11240
• docs: updated flowcharts by @soyeric128 in #11237

Others 📒

• chore(ci): upgrade bendsql to v0.3.4 [skip ci] by @everpcpc in #11249

Full Changelog: https://github.com/datafuselabs/databend/compare/v1.1.19-nightly...v1.1.20-nightly