Trait WithMetadataLookup

pub trait WithMetadataLookup: Connection {
    // Required method
    fn metadata_lookup(
        &mut self,
    ) -> &mut <Self::Backend as TypeMetadata>::MetadataLookup;
}

Available on crate feature i-implement-a-third-party-backend-and-opt-into-breaking-changes only.

Describes a connection with an underlying crate::sql_types::TypeMetadata::MetadataLookup

Required Methods

fn metadata_lookup( &mut self, ) -> &mut <Self::Backend as TypeMetadata>::MetadataLookup

Retrieves the underlying metadata lookup

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementors

impl WithMetadataLookup for SqliteConnection

Available on crate feature sqlite only.