# [Codecov](https://codecov.io/gh/apache/arrow/pull/2661?src=pr&el=h1) Report > Merging [#2661](https://codecov.io/gh/apache/arrow/pull/2661?src=pr&el=desc) > into > [master](https://codecov.io/gh/apache/arrow/commit/f981a114f3e3b7d886a8d37bc7d5ab0d0c1bfb69?src=pr&el=desc) > will **increase** coverage by `1.04%`. > The diff coverage is `n/a`.
[](https://codecov.io/gh/apache/arrow/pull/2661?src=pr&el=tree) ```diff @@ Coverage Diff @@ ## master #2661 +/- ## ========================================== + Coverage 87.21% 88.26% +1.04% ========================================== Files 381 319 -62 Lines 59376 55575 -3801 ========================================== - Hits 51785 49051 -2734 + Misses 7517 6524 -993 + Partials 74 0 -74 ``` | [Impacted Files](https://codecov.io/gh/apache/arrow/pull/2661?src=pr&el=tree) | Coverage Δ | | |---|---|---| | [cpp/src/parquet/arrow/arrow-reader-writer-test.cc](https://codecov.io/gh/apache/arrow/pull/2661/diff?src=pr&el=tree#diff-Y3BwL3NyYy9wYXJxdWV0L2Fycm93L2Fycm93LXJlYWRlci13cml0ZXItdGVzdC5jYw==) | `95.53% <0%> (ø)` | :arrow_up: | | [rust/src/record\_batch.rs](https://codecov.io/gh/apache/arrow/pull/2661/diff?src=pr&el=tree#diff-cnVzdC9zcmMvcmVjb3JkX2JhdGNoLnJz) | | | | [go/arrow/datatype\_nested.go](https://codecov.io/gh/apache/arrow/pull/2661/diff?src=pr&el=tree#diff-Z28vYXJyb3cvZGF0YXR5cGVfbmVzdGVkLmdv) | | | | [rust/src/util/bit\_util.rs](https://codecov.io/gh/apache/arrow/pull/2661/diff?src=pr&el=tree#diff-cnVzdC9zcmMvdXRpbC9iaXRfdXRpbC5ycw==) | | | | [go/arrow/math/uint64\_amd64.go](https://codecov.io/gh/apache/arrow/pull/2661/diff?src=pr&el=tree#diff-Z28vYXJyb3cvbWF0aC91aW50NjRfYW1kNjQuZ28=) | | | | [go/arrow/internal/testing/tools/bool.go](https://codecov.io/gh/apache/arrow/pull/2661/diff?src=pr&el=tree#diff-Z28vYXJyb3cvaW50ZXJuYWwvdGVzdGluZy90b29scy9ib29sLmdv) | | | | [go/arrow/internal/bitutil/bitutil.go](https://codecov.io/gh/apache/arrow/pull/2661/diff?src=pr&el=tree#diff-Z28vYXJyb3cvaW50ZXJuYWwvYml0dXRpbC9iaXR1dGlsLmdv) | | | | [go/arrow/memory/memory\_avx2\_amd64.go](https://codecov.io/gh/apache/arrow/pull/2661/diff?src=pr&el=tree#diff-Z28vYXJyb3cvbWVtb3J5L21lbW9yeV9hdngyX2FtZDY0Lmdv) | | | | [go/arrow/array/null.go](https://codecov.io/gh/apache/arrow/pull/2661/diff?src=pr&el=tree#diff-Z28vYXJyb3cvYXJyYXkvbnVsbC5nbw==) | | | | [rust/src/lib.rs](https://codecov.io/gh/apache/arrow/pull/2661/diff?src=pr&el=tree#diff-cnVzdC9zcmMvbGliLnJz) | | | | ... and [54 more](https://codecov.io/gh/apache/arrow/pull/2661/diff?src=pr&el=tree-more) | | ------ [Continue to review full report at Codecov](https://codecov.io/gh/apache/arrow/pull/2661?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/2661?src=pr&el=footer). > Last update > [f981a11...fdb1e96](https://codecov.io/gh/apache/arrow/pull/2661?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/2661 ] This message was relayed via gitbox.apache.org for [email protected]
