# [Codecov](https://codecov.io/gh/apache/arrow/pull/2633?src=pr&el=h1) Report > Merging [#2633](https://codecov.io/gh/apache/arrow/pull/2633?src=pr&el=desc) > into > [master](https://codecov.io/gh/apache/arrow/commit/d54f13d86631d59311d790b5f83d64680538cd24?src=pr&el=desc) > will **increase** coverage by `1.02%`. > The diff coverage is `97.22%`.
[](https://codecov.io/gh/apache/arrow/pull/2633?src=pr&el=tree) ```diff @@ Coverage Diff @@ ## master #2633 +/- ## ========================================== + Coverage 87.2% 88.23% +1.02% ========================================== Files 381 319 -62 Lines 59196 55483 -3713 ========================================== - Hits 51624 48957 -2667 + Misses 7502 6526 -976 + Partials 70 0 -70 ``` | [Impacted Files](https://codecov.io/gh/apache/arrow/pull/2633?src=pr&el=tree) | Coverage Δ | | |---|---|---| | [cpp/src/parquet/column\_writer.h](https://codecov.io/gh/apache/arrow/pull/2633/diff?src=pr&el=tree#diff-Y3BwL3NyYy9wYXJxdWV0L2NvbHVtbl93cml0ZXIuaA==) | `70.58% <ø> (ø)` | :arrow_up: | | [cpp/src/parquet/file\_reader.cc](https://codecov.io/gh/apache/arrow/pull/2633/diff?src=pr&el=tree#diff-Y3BwL3NyYy9wYXJxdWV0L2ZpbGVfcmVhZGVyLmNj) | `95.39% <ø> (ø)` | :arrow_up: | | [cpp/src/arrow/util/logging.cc](https://codecov.io/gh/apache/arrow/pull/2633/diff?src=pr&el=tree#diff-Y3BwL3NyYy9hcnJvdy91dGlsL2xvZ2dpbmcuY2M=) | `86.66% <ø> (ø)` | :arrow_up: | | [cpp/src/arrow/array.cc](https://codecov.io/gh/apache/arrow/pull/2633/diff?src=pr&el=tree#diff-Y3BwL3NyYy9hcnJvdy9hcnJheS5jYw==) | `85.77% <ø> (ø)` | :arrow_up: | | [cpp/src/arrow/util/bit-util.h](https://codecov.io/gh/apache/arrow/pull/2633/diff?src=pr&el=tree#diff-Y3BwL3NyYy9hcnJvdy91dGlsL2JpdC11dGlsLmg=) | `98.81% <ø> (ø)` | :arrow_up: | | [cpp/src/parquet/column\_reader.h](https://codecov.io/gh/apache/arrow/pull/2633/diff?src=pr&el=tree#diff-Y3BwL3NyYy9wYXJxdWV0L2NvbHVtbl9yZWFkZXIuaA==) | `91.2% <ø> (ø)` | :arrow_up: | | [cpp/src/arrow/util/compression-test.cc](https://codecov.io/gh/apache/arrow/pull/2633/diff?src=pr&el=tree#diff-Y3BwL3NyYy9hcnJvdy91dGlsL2NvbXByZXNzaW9uLXRlc3QuY2M=) | `100% <ø> (ø)` | :arrow_up: | | [cpp/src/arrow/util/checked\_cast.h](https://codecov.io/gh/apache/arrow/pull/2633/diff?src=pr&el=tree#diff-Y3BwL3NyYy9hcnJvdy91dGlsL2NoZWNrZWRfY2FzdC5o) | `100% <ø> (ø)` | :arrow_up: | | [cpp/src/arrow/python/serialize.cc](https://codecov.io/gh/apache/arrow/pull/2633/diff?src=pr&el=tree#diff-Y3BwL3NyYy9hcnJvdy9weXRob24vc2VyaWFsaXplLmNj) | `89.64% <ø> (ø)` | :arrow_up: | | [cpp/src/arrow/python/deserialize.cc](https://codecov.io/gh/apache/arrow/pull/2633/diff?src=pr&el=tree#diff-Y3BwL3NyYy9hcnJvdy9weXRob24vZGVzZXJpYWxpemUuY2M=) | `91.2% <ø> (ø)` | :arrow_up: | | ... and [125 more](https://codecov.io/gh/apache/arrow/pull/2633/diff?src=pr&el=tree-more) | | ------ [Continue to review full report at Codecov](https://codecov.io/gh/apache/arrow/pull/2633?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/2633?src=pr&el=footer). > Last update > [d54f13d...9b78db6](https://codecov.io/gh/apache/arrow/pull/2633?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/2633 ] This message was relayed via gitbox.apache.org for [email protected]
