v0.4.7-nightly

What's Changed

Bug Fixes

• [store] improve raft and simplify test cases (#622) by @drmingdrmer

Dependency Updates

• Bump ahash from 0.7.3 to 0.7.4 (#625) by @dependabot[bot]
• Bump vergen from 5.1.7 to 5.1.8 (#624) by @dependabot[bot]

Documentation

• Remove a line, for auto merge (#632) by @bohutang
• Add plan expression to RFCs (#627) by @bohutang

Features

• add NOT expression (#600) by @jyizheng

Improvement

• DataBlock with constant column (#633) by @sundy-li
• [groupby] fix some hotpath codes for performance (#631) by @sundy-li
• Add one unit test for plan parser and more comments for select_to_plan (#626) by @bohutang
• [store] improve raft and simplify test cases (#622) by @drmingdrmer