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use byteorder::ByteOrder;

use query_builder::QueryBuilder;
use query_builder::bind_collector::BindCollector;
use types::{self, HasSqlType};

pub trait Backend where
    Self: Sized,
    Self: HasSqlType<types::SmallInt>,
    Self: HasSqlType<types::Integer>,
    Self: HasSqlType<types::BigInt>,
    Self: HasSqlType<types::Float>,
    Self: HasSqlType<types::Double>,
    Self: HasSqlType<types::VarChar>,
    Self: HasSqlType<types::Text>,
    Self: HasSqlType<types::Binary>,
    Self: HasSqlType<types::Date>,
    Self: HasSqlType<types::Time>,
    Self: HasSqlType<types::Timestamp>,
{
    type QueryBuilder: QueryBuilder<Self>;
    type BindCollector: BindCollector<Self>;
    type RawValue: ?Sized;
    type ByteOrder: ByteOrder;
}

pub trait TypeMetadata {
    type TypeMetadata;
    type MetadataLookup;
}

pub trait SupportsReturningClause {}
pub trait SupportsDefaultKeyword {}
pub trait UsesAnsiSavepointSyntax {}