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feat(mysql): add compression #4111

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76daad3
compression
izebit Nov 21, 2025
12a719f
fix typo
izebit Nov 21, 2025
5579f5f
add test
izebit Nov 22, 2025
6fb8b2c
remove code duplication from tests
izebit Nov 22, 2025
da30e8d
simplify logic of CompressionMySqlStream
izebit Nov 22, 2025
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24 changes: 12 additions & 12 deletions .github/workflows/sqlx.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -343,7 +343,7 @@ jobs:

- uses: Swatinem/rust-cache@v2

- run: cargo build --features mysql,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}
- run: cargo build --features mysql,mysql-compression,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}

- run: docker compose -f tests/docker-compose.yml run -d -p 3306:3306 --name mysql_${{ matrix.mysql }} mysql_${{ matrix.mysql }}
- run: sleep 60
Expand All @@ -354,7 +354,7 @@ jobs:
- run: >
cargo test
--no-default-features
--features any,mysql,macros,migrate,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}
--features any,mysql,macros,mysql-compression,migrate,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}
env:
DATABASE_URL: mysql://root:password@localhost:3306/sqlx?ssl-mode=disabled
SQLX_OFFLINE_DIR: .sqlx
Expand All @@ -365,7 +365,7 @@ jobs:
cargo test
--test mysql-test-attr
--no-default-features
--features any,mysql,macros,migrate,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}
--features any,mysql,macros,mysql-compression,migrate,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}
env:
DATABASE_URL: mysql://root:password@localhost:3306/sqlx?ssl-mode=disabled
SQLX_OFFLINE_DIR: .sqlx
Expand All @@ -376,7 +376,7 @@ jobs:
run: >
cargo test
--no-default-features
--features any,mysql,macros,migrate,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}
--features any,mysql,macros,mysql-compression,migrate,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}
env:
DATABASE_URL: mysql://root:password@localhost:3306/sqlx
SQLX_OFFLINE_DIR: .sqlx
Expand All @@ -390,7 +390,7 @@ jobs:
cargo build
--no-default-features
--test mysql-macros
--features any,mysql,macros,migrate,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}
--features any,mysql,macros,mysql-compression,migrate,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}
env:
SQLX_OFFLINE: true
SQLX_OFFLINE_DIR: .sqlx
Expand All @@ -402,7 +402,7 @@ jobs:
cargo test
--no-default-features
--test mysql-macros
--features any,mysql,macros,migrate,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}
--features any,mysql,macros,mysql-compression,migrate,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}
env:
DATABASE_URL: mysql://root:password@localhost:3306/sqlx
SQLX_OFFLINE: true
Expand All @@ -421,7 +421,7 @@ jobs:
run: >
cargo test
--no-default-features
--features any,mysql,macros,migrate,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}
--features any,mysql,macros,mysql-compression,migrate,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}
env:
DATABASE_URL: mysql://root@localhost:3306/sqlx?sslmode=verify_ca&ssl-ca=.%2Ftests%2Fcerts%2Fca.crt&ssl-key=.%2Ftests%2Fcerts%2Fkeys%2Fclient.key&ssl-cert=.%2Ftests%2Fcerts%2Fclient.crt
RUSTFLAGS: --cfg mysql_${{ matrix.mysql }}
Expand All @@ -444,7 +444,7 @@ jobs:

- uses: Swatinem/rust-cache@v2

- run: cargo build --features mysql,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}
- run: cargo build --features mysql,mysql-compression,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}

- run: docker compose -f tests/docker-compose.yml run -d -p 3306:3306 --name mariadb_${{ matrix.mariadb }} mariadb_${{ matrix.mariadb }}
- run: sleep 30
Expand All @@ -455,7 +455,7 @@ jobs:
- run: >
cargo test
--no-default-features
--features any,mysql,macros,migrate,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}
--features any,mysql,macros,mysql-compression,migrate,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}
env:
DATABASE_URL: mysql://root:password@localhost:3306/sqlx
SQLX_OFFLINE_DIR: .sqlx
Expand All @@ -466,7 +466,7 @@ jobs:
cargo test
--test mysql-test-attr
--no-default-features
--features any,mysql,macros,migrate,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}
--features any,mysql,macros,mysql-compression,migrate,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}
env:
DATABASE_URL: mysql://root:password@localhost:3306/sqlx
SQLX_OFFLINE_DIR: .sqlx
Expand All @@ -491,7 +491,7 @@ jobs:
cargo test
--no-default-features
--test mysql-macros
--features any,mysql,macros,migrate,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}
--features any,mysql,macros,mysql-compression,migrate,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}
env:
DATABASE_URL: mysql://root:password@localhost:3306/sqlx
SQLX_OFFLINE: true
Expand All @@ -510,7 +510,7 @@ jobs:
run: >
cargo test
--no-default-features
--features any,mysql,macros,migrate,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}
--features any,mysql,macros,mysql-compression,migrate,_unstable-all-types,runtime-${{ matrix.runtime }},tls-${{ matrix.tls }}
env:
DATABASE_URL: mysql://root@localhost:3306/sqlx?sslmode=verify_ca&ssl-ca=.%2Ftests%2Fcerts%2Fca.crt&ssl-key=.%2Ftests%2Fcerts%2Fkeys%2Fclient.key&ssl-cert=.%2Ftests%2Fcerts%2Fclient.crt
RUSTFLAGS: --cfg mariadb="${{ matrix.mariadb }}"
68 changes: 68 additions & 0 deletions Cargo.lock
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5 changes: 4 additions & 1 deletion Cargo.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -161,6 +161,9 @@ uuid = ["sqlx-core/uuid", "sqlx-macros?/uuid", "sqlx-mysql?/uuid", "sqlx-postgre
regexp = ["sqlx-sqlite?/regexp"]
bstr = ["sqlx-core/bstr"]

# compression
mysql-compression = ["sqlx-mysql/compression"]

[workspace.dependencies]
# Core Crates
sqlx-core = { version = "=0.9.0-alpha.1", path = "sqlx-core" }
Expand Down Expand Up @@ -359,7 +362,7 @@ required-features = ["sqlite"]
[[test]]
name = "mysql"
path = "tests/mysql/mysql.rs"
required-features = ["mysql"]
required-features = ["mysql", "compression"]
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@abonander abonander Nov 23, 2025

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Instead of requiring the compression feature, you should either just #[cfg] out those tests or create a new test target.


[[test]]
name = "mysql-types"
Expand Down
2 changes: 2 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -177,6 +177,8 @@ be removed in the future.

- `mysql`: Add support for the MySQL/MariaDB database server.

- `mysql-compression`: Add compression support for MySQL/MariaDB database server.

- `mssql`: Add support for the MSSQL database server.

- `sqlite`: Add support for the self-contained [SQLite](https://sqlite.org/) database engine with SQLite bundled and statically-linked.
Expand Down
5 changes: 5 additions & 0 deletions sqlx-mysql/Cargo.toml
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Expand Up @@ -14,6 +14,7 @@ json = ["sqlx-core/json", "serde"]
any = ["sqlx-core/any"]
offline = ["sqlx-core/offline", "serde/derive"]
migrate = ["sqlx-core/migrate"]
compression = ["zstd", "flate2"]

# Type Integration features
bigdecimal = ["dep:bigdecimal", "sqlx-core/bigdecimal"]
Expand Down Expand Up @@ -67,6 +68,10 @@ stringprep = "0.1.2"
tracing = { version = "0.1.37", features = ["log"] }
whoami = { version = "1.2.1", default-features = false }

# Compression
zstd = { version = "0.13.3", optional = true, default-features = false, features = ["zdict_builder"] }
flate2 = { version = "1.1.5", optional = true, default-features = false, features = ["rust_backend", "zlib"] }
Comment on lines +72 to +73
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@abonander abonander Nov 23, 2025

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It'd be better if these were under separate features. Most of the time, the user should know which compression algorithms their server supports and it can be pretty annoying to deal with building dependencies you don't need.


dotenvy.workspace = true
thiserror.workspace = true

Expand Down
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