[Release] Add release notes for Arrow Go 18.5.2

_posts/2026-03-04-arrow-go-18.5.2.md

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+---
+layout: post
+title: "Apache Arrow Go 18.5.2 Release"
+date: "2026-03-04 00:00:00"
+author: pmc
+categories: [release]
+---
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+
+The Apache Arrow team is pleased to announce the v18.5.2 release of Apache Arrow Go. 
+This patch release covers 16 commits from 6 distinct contributors.
+
+## Contributors
+```console
+$ git shortlog -sn v18.5.1..v18.5.2
+    11	Matt Topol
+     2	daniel-adam-tfs
+     1	Evan Todd
+     1	Rusty Conover
+     1	Stas Spiridonov
+     1	William
+```
+
+## Changelog
+
+### What's Changed
+* chore: bump parquet-testing submodule by @zeroshade in [#633](https://github.com/apache/arrow-go/pull/633)
+* fix(arrow/array): handle empty binary values correctly in BinaryBuilder by @zeroshade in [#634](https://github.com/apache/arrow-go/pull/634)
+* test(arrow/array): add test to binary builder by @zeroshade in [#636](https://github.com/apache/arrow-go/pull/636)
+* fix(parquet): decryption of V2 data pages by @daniel-adam-tfs in [#596](https://github.com/apache/arrow-go/pull/596)
+* perf(arrow): Reduce the amount of allocated objects by @spiridonov in [#645](https://github.com/apache/arrow-go/pull/645)
+* fix(parquet/file): regression with decompressing data by @zeroshade in [#652](https://github.com/apache/arrow-go/pull/652)
+* fix(arrow/compute): take on record/array with nested struct by @zeroshade in [#653](https://github.com/apache/arrow-go/pull/653)
+* fix(parquet/file): write large string values by @zeroshade in [#655](https://github.com/apache/arrow-go/pull/655)
+* ci: ensure extra GC cycle for flaky tests by @zeroshade in [#661](https://github.com/apache/arrow-go/pull/661)
+* fix(arrow/array): handle exponent notation for unmarshal int by @zeroshade in [#662](https://github.com/apache/arrow-go/pull/662)
+* fix(flight/flightsql/driver): fix `time.Time` params by @etodd in [#666](https://github.com/apache/arrow-go/pull/666)
+* fix(parquet): bss encoding and tests on big endian systems by @daniel-adam-tfs in [#663](https://github.com/apache/arrow-go/pull/663)
+* fix(parquet/pqarrow): selective column reading of complex map column by @zeroshade in [#668](https://github.com/apache/arrow-go/pull/668)
+* feat(arrow/ipc): support custom_metadata on RecordBatch messages by @rustyconover in [#669](https://github.com/apache/arrow-go/pull/669)
+* feat: Support setting IPC options in FlightSQL call options by @peasee in [#674](https://github.com/apache/arrow-go/pull/674)
+* chore(dev/release): embed hash of source tarball into email by @zeroshade in [#675](https://github.com/apache/arrow-go/pull/675)
+* chore(arrow): bump PkgVersion to 18.5.2 by @zeroshade in [#676](https://github.com/apache/arrow-go/pull/676)
+
+### New Contributors
+* @spiridonov made their first contribution in [#645](https://github.com/apache/arrow-go/pull/645)
+* @etodd made their first contribution in [#666](https://github.com/apache/arrow-go/pull/666)
+* @rustyconover made their first contribution in [#669](https://github.com/apache/arrow-go/pull/669)
+* @peasee made their first contribution in [#674](https://github.com/apache/arrow-go/pull/674)
+
+
+**Full Changelog**: https://github.com/apache/arrow-go/compare/v18.5.1...v18.5.2