turbopg

Development

Use TurboPG for standalone Postgres queries. Use when writing database code outside of TurboAPI routes, running migrations, seeding data, or building scripts that talk to Postgres.

QUICK START

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TurboPG — Standalone Postgres Client

TurboPG ships with TurboAPI and works independently for any Python Postgres work.

Quick start

from turbopg import Database

db = Database("postgres://user:pass@localhost/mydb", pool_size=16)

# Multiple rows
users = db.query("SELECT * FROM users WHERE age > $1 LIMIT $2", [18, 10])

# Single row (or None)
user = db.query_one("SELECT * FROM users WHERE id = $1", [42])

# Execute (INSERT/UPDATE/DELETE) — returns affected row count
db.execute("INSERT INTO users (name, email) VALUES ($1, $2)", ["Alice", "a@b.com"])
affected = db.execute("DELETE FROM users WHERE id = $1", [99])

# Context manager
with Database("postgres://...") as db:
    count = db.query_one("SELECT count(*) as n FROM users")

Parameters

Use $1, $2, ... for parameterized queries (Postgres-native, SQL injection safe):

db.query("SELECT * FROM users WHERE name = $1 AND age > $2", ["Alice", 18])

Return types

query() → list[dict] — each row as a dict with column names as keys
query_one() → dict | None — first row or None
execute() → int — number of affected rows
Decimals → float, datetimes → ISO string, memoryview → decoded string

Connection modes

With TurboAPI installed: Uses Zig pg.zig connection pool (zero overhead for TurboAPI db routes)
Standalone: Falls back to psycopg2/psycopg (requires pip install psycopg2-binary)

Unix sockets

db = Database("postgres://user:pass@/var/run/postgresql/mydb")

With TurboAPI

TurboPG powers TurboAPI's db_get, db_post, db_list, db_delete, and db_query decorators. The Zig-native path runs the entire request cycle without Python.