# libpq をインストール

libpq のインストール経路、実行ファイル、メタデータ、AI エージェント向けセキュリティノートを確認します。

## インストール

```sh
sudo av install brew:libpq
```

追加のインストールコマンド:

### macOS

- Homebrew (100%):

```sh
brew install libpq
```

  証拠: local Homebrew formula metadata

### Linux

- apk (92%):

```sh
sudo apk add libpq
```

  証拠: Alpine Linux edge package indexes: libpq from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz

- dnf (92%):

```sh
sudo dnf install libpq
```

  証拠: Fedora Rawhide package metadata: libpq from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/13ee7b80cb813542594d4235c4a0b8695435d5ecf23dd3580bc7515ae1b6180d-primary.xml.zst

- Nix (92%):

```sh
nix profile install nixpkgs#pg_checksums
```

  証拠: nixpkgs package indexes: pkgs/by-name/pg/pg_checksums/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1

## パッケージ情報

- **パッケージキー:** brew:libpq
- **パッケージマネージャ:** Homebrew
- **パッケージマネージャページ:** <https://formulae.brew.sh/formula/libpq>
- **バージョン:** 18.4
- **ソース概要:** Postgres C API library
- **ホームページ:** <https://www.postgresql.org/docs/current/libpq.html>
- **上流ドキュメント:** <https://www.postgresql.org/docs/current/libpq.html>
- **ライセンス:** PostgreSQL
- **ソースアーカイブ:** <https://ftp.postgresql.org/pub/source/v18.4/postgresql-18.4.tar.bz2>
- **生成ソース:** 2026-05-26T22:45:13+00:00

## 実行可能ファイル

- clusterdb (cli)
- createdb (cli)
- createuser (cli)
- dropdb (cli)
- dropuser (cli)
- ecpg (cli)
- initdb (cli)
- pg_amcheck (cli)
- pg_archivecleanup (cli)
- pg_basebackup (cli)
- pg_checksums (cli)
- pg_combinebackup (cli)
- pg_config (cli)
- pg_controldata (cli)
- pg_createsubscriber (cli)
- pg_ctl (cli)
- pg_dump (cli)
- pg_dumpall (cli)
- pg_isready (cli)
- pg_receivewal (cli)
- pg_recvlogical (cli)
- pg_resetwal (cli)
- pg_restore (cli)
- pg_rewind (cli)
- pg_test_fsync (cli)
- pg_test_timing (cli)
- pg_upgrade (cli)
- pg_verifybackup (cli)
- pg_waldump (cli)
- pg_walsummary (cli)
- pgbench (cli)
- psql (cli)
- reindexdb (cli)
- vacuumdb (cli)
- clusterdb (エイリアス)
- createdb (エイリアス)
- createuser (エイリアス)
- dropdb (エイリアス)
- dropuser (エイリアス)
- ecpg (エイリアス)
- initdb (エイリアス)
- pg_amcheck (エイリアス)
- pg_archivecleanup (エイリアス)
- pg_basebackup (エイリアス)
- pg_checksums (エイリアス)
- pg_combinebackup (エイリアス)
- pg_config (エイリアス)
- pg_controldata (エイリアス)
- pg_createsubscriber (エイリアス)
- pg_ctl (エイリアス)
- pg_dump (エイリアス)
- pg_dumpall (エイリアス)
- pg_isready (エイリアス)
- pg_receivewal (エイリアス)
- pg_recvlogical (エイリアス)
- pg_resetwal (エイリアス)
- pg_restore (エイリアス)
- pg_rewind (エイリアス)
- pg_test_fsync (エイリアス)
- pg_test_timing (エイリアス)
- pg_upgrade (エイリアス)
- pg_verifybackup (エイリアス)
- pg_waldump (エイリアス)
- pg_walsummary (エイリアス)
- pgbench (エイリアス)
- psql (エイリアス)
- reindexdb (エイリアス)
- vacuumdb (エイリアス)

## 依存関係

- icu4c@78
- krb5
- openssl@3

## ビルド依存関係

- docbook
- docbook-xsl
- pkgconf

## macOS 提供ライブラリ

- curl

## インストール挙動

- post-install フック: 未定義
- Bottle: 利用可能 対象 arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux

## 鮮度

- ページ生成日: 2026-05-26
- マネージャ版: 18.4
- ローカルデータ: ok
- 上流リポジトリ: https://www.postgresql.org/docs/current/libpq.html
- info: No package-manager update timestamp was available.
- info: Release/tag comparison is only available for GitHub repositories.

## セキュリティノート

no executable entrypoint in the package index.

- **Geiger リスク:** green / low
- no executable entrypoint in the package index

## 関連リンク

- [openssl@3](https://www.automicvault.com/pkg/brew/openssl-3/) - Runtime dependency declared by Homebrew.
- [icu4c@78](https://www.automicvault.com/pkg/brew/icu4c-78/) - Runtime dependency declared by Homebrew.
- [krb5](https://www.automicvault.com/pkg/brew/krb5/) - Runtime dependency declared by Homebrew.
- [pkgconf](https://www.automicvault.com/pkg/brew/pkgconf/) - Build dependency declared by Homebrew.
- [docbook](https://www.automicvault.com/pkg/brew/docbook/) - Build dependency declared by Homebrew.
- [docbook-xsl](https://www.automicvault.com/pkg/brew/docbook-xsl/) - Build dependency declared by Homebrew.
- [php](https://www.automicvault.com/pkg/brew/php/) - Popular package that depends on this formula.
- [gdal](https://www.automicvault.com/pkg/brew/gdal/) - Popular package that depends on this formula.
- [php@8.3](https://www.automicvault.com/pkg/brew/php-8-3/) - Popular package that depends on this formula.
- [php@8.2](https://www.automicvault.com/pkg/brew/php-8-2/) - Popular package that depends on this formula.
- [php@8.1](https://www.automicvault.com/pkg/brew/php-8-1/) - Popular package that depends on this formula.
- [postgis](https://www.automicvault.com/pkg/brew/postgis/) - Popular package that depends on this formula.
- [php@8.4](https://www.automicvault.com/pkg/brew/php-8-4/) - Popular package that depends on this formula.
- [pgcli](https://www.automicvault.com/pkg/brew/pgcli/) - Popular package that depends on this formula.
- [libpq@16](https://www.automicvault.com/pkg/brew/libpq-16/) - Package name indicates the same formula family.
- [libpq@17](https://www.automicvault.com/pkg/brew/libpq-17/) - Package name indicates the same formula family.

## ソース

- Nucleus package database
- Geiger risk classifier
- package-page enrichment
- package version freshness
- package relationship graph
- cross-ecosystem install command graph