# [Codecov](https://codecov.io/gh/apache/arrow/pull/2471?src=pr&el=h1) Report > Merging [#2471](https://codecov.io/gh/apache/arrow/pull/2471?src=pr&el=desc) > into > [master](https://codecov.io/gh/apache/arrow/commit/588c1faadf67e444817bd3accd8e5766eb0cf89a?src=pr&el=desc) > will **increase** coverage by `1.27%`. > The diff coverage is `n/a`.
[](https://codecov.io/gh/apache/arrow/pull/2471?src=pr&el=tree) ```diff @@ Coverage Diff @@ ## master #2471 +/- ## ========================================== + Coverage 86.21% 87.48% +1.27% ========================================== Files 308 246 -62 Lines 46980 43310 -3670 ========================================== - Hits 40502 37890 -2612 + Misses 6404 5420 -984 + Partials 74 0 -74 ``` | [Impacted Files](https://codecov.io/gh/apache/arrow/pull/2471?src=pr&el=tree) | Coverage Δ | | |---|---|---| | [cpp/src/arrow/test-util.h](https://codecov.io/gh/apache/arrow/pull/2471/diff?src=pr&el=tree#diff-Y3BwL3NyYy9hcnJvdy90ZXN0LXV0aWwuaA==) | `76.74% <0%> (-1.56%)` | :arrow_down: | | [rust/src/record\_batch.rs](https://codecov.io/gh/apache/arrow/pull/2471/diff?src=pr&el=tree#diff-cnVzdC9zcmMvcmVjb3JkX2JhdGNoLnJz) | | | | [go/arrow/datatype\_nested.go](https://codecov.io/gh/apache/arrow/pull/2471/diff?src=pr&el=tree#diff-Z28vYXJyb3cvZGF0YXR5cGVfbmVzdGVkLmdv) | | | | [rust/src/array.rs](https://codecov.io/gh/apache/arrow/pull/2471/diff?src=pr&el=tree#diff-cnVzdC9zcmMvYXJyYXkucnM=) | | | | [go/arrow/math/uint64\_amd64.go](https://codecov.io/gh/apache/arrow/pull/2471/diff?src=pr&el=tree#diff-Z28vYXJyb3cvbWF0aC91aW50NjRfYW1kNjQuZ28=) | | | | [go/arrow/internal/testing/tools/bool.go](https://codecov.io/gh/apache/arrow/pull/2471/diff?src=pr&el=tree#diff-Z28vYXJyb3cvaW50ZXJuYWwvdGVzdGluZy90b29scy9ib29sLmdv) | | | | [go/arrow/internal/bitutil/bitutil.go](https://codecov.io/gh/apache/arrow/pull/2471/diff?src=pr&el=tree#diff-Z28vYXJyb3cvaW50ZXJuYWwvYml0dXRpbC9iaXR1dGlsLmdv) | | | | [go/arrow/memory/memory\_avx2\_amd64.go](https://codecov.io/gh/apache/arrow/pull/2471/diff?src=pr&el=tree#diff-Z28vYXJyb3cvbWVtb3J5L21lbW9yeV9hdngyX2FtZDY0Lmdv) | | | | [rust/src/error.rs](https://codecov.io/gh/apache/arrow/pull/2471/diff?src=pr&el=tree#diff-cnVzdC9zcmMvZXJyb3IucnM=) | | | | [rust/src/lib.rs](https://codecov.io/gh/apache/arrow/pull/2471/diff?src=pr&el=tree#diff-cnVzdC9zcmMvbGliLnJz) | | | | ... and [53 more](https://codecov.io/gh/apache/arrow/pull/2471/diff?src=pr&el=tree-more) | | ------ [Continue to review full report at Codecov](https://codecov.io/gh/apache/arrow/pull/2471?src=pr&el=continue). > **Legend** - [Click here to learn > more](https://docs.codecov.io/docs/codecov-delta) > `Δ = absolute <relative> (impact)`, `ø = not affected`, `? = missing data` > Powered by > [Codecov](https://codecov.io/gh/apache/arrow/pull/2471?src=pr&el=footer). > Last update > [588c1fa...e9c4c02](https://codecov.io/gh/apache/arrow/pull/2471?src=pr&el=lastupdated). > Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments). [ Full content available at: https://github.com/apache/arrow/pull/2471 ] This message was relayed via gitbox.apache.org for [email protected]
