//! Types which represent various database drivers.

use crate::database::{Database, HasCursor, HasRawValue, HasRow};

use crate::postgres::row::PgValue;

/// **Postgres** database driver.

pub struct Postgres;

impl Database for Postgres {

type Connection = super::PgConnection;

type Arguments = super::PgArguments;

type TypeInfo = super::PgTypeInfo;

type TableId = u32;

type RawBuffer = Vec<u8>;

}

impl<'a> HasRow<'a> for Postgres {

type Database = Postgres;

type Row = super::PgRow<'a>;

}

impl<'s, 'q> HasCursor<'s, 'q> for Postgres {

type Database = Postgres;

type Cursor = super::PgCursor<'s, 'q>;

}

impl<'a> HasRawValue<'a> for Postgres {

type RawValue = Option<PgValue<'a>>;

}