Parameterized, backend-prepared query handle. Enables pre-parsing and parameter binding. # Semantics `bind`: Append value. `bind_index`: Set value a

Bidirectional conversion between Rust types and `Value`.

Trait exposing column definition and reference.

A live database handle capable of executing queries and spawning transactions. Extends [`Executor`] with connection and transaction management. # Li

A managed pool of reusable database connections. Every method that yields connections produces a [`PooledConnection`] that is automatically returned

Queryable data source (table or join tree). Implementors know how to render themselves inside a FROM clause.

Backend connector and dialect.

Wrapper around a DuckDB `duckdb_connection` pointer used by the DuckDB driver. Provides helpers to execute queries and extract results into `tank_core

Wrapper for DuckDB transactions. Begins a transaction via the driver `SqlWriter` and executes commit/rollback SQL through the connection. Implements

Iterator adapter for two types.

Database entity mapping. Use `#[derive(Entity)]` to implement this trait.

Async query execution. Implemented by connections.

Renderable SQL expression.