public static TEntity FirstOrDefault <TKey, TEntity>(this IQueryStore <TKey, TEntity> queryStore, IStorageDbConnection conn, IEnumerable <Expression <Func <TEntity, object> > > selectFields, OrderbyClauseResult orderbyClause, IDbTransaction tr)
where TKey : IEquatable <TKey>
where TEntity : class, IEntity <TKey>
{
if (queryStore == null)
{
throw new ArgumentNullException(nameof(queryStore));
}
return(queryStore.FirstOrDefault(conn, selectFields, WhereClauseResult.Null, orderbyClause, tr));
}
public static TEntity FirstOrDefault <TKey, TEntity>(this IQueryStore <TKey, TEntity> queryStore, IStorageDbConnection conn, OrderbyClauseResult orderbyClause)
where TKey : IEquatable <TKey>
where TEntity : class, IEntity <TKey>
{
if (queryStore == null)
{
throw new ArgumentNullException(nameof(queryStore));
}
return(queryStore.FirstOrDefault(conn, null, WhereClauseResult.Null, orderbyClause, null));
}
