Rust

Merge pull request #13 from lutengda/cnosdb_datafusion_27 #46

Job	Run time
cargo check	4m 7s
Check cargo fmt	55s
cargo test (mac)	4m 49s
Verify Vendored Code	1m 6s
cargo test (win64)	8m 20s
check configs.md is up-to-date	0s
check Cargo.toml formatting	0s
cargo test hash collisions (amd64)	0s
clippy	0s
cargo doc	0s
cargo test datafusion-cli (amd64)	0s
cargo test (amd64)	0s
cargo test doc (amd64)	0s
cargo examples (amd64)	0s
Run sqllogictest with Postgres runner	0s
cargo test pyarrow (amd64)	0s
verify benchmark results (amd64)	0s
	19m 17s

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