public SqlSelect FullJoin <TLeft, TJoin>(Expression <Func <TLeft, TJoin, bool> > condition,
SqlAlias <TLeft> leftAlias = null, SqlAlias <TJoin> joinAlias = null)
{
if (condition == null)
{
throw new ArgumentNullException(nameof(condition));
}
if (leftAlias == null)
{
leftAlias = MetadataProvider.AliasFor <TLeft>();
}
if (joinAlias == null)
{
joinAlias = MetadataProvider.AliasFor <TJoin>();
}
return(FullJoin(GetJoinFilter(condition.Body as BinaryExpression, leftAlias, joinAlias), joinAlias));
}
public SqlSelect<T> GroupBy<TEntity>(params Expression<Func<TEntity, object>>[] fields)
{
if (fields == null) throw new ArgumentNullException(nameof(fields));
return GroupBy(CreateSqlFields(MetadataProvider.AliasFor<TEntity>(), fields));
}
static MetadataProvider()
{
Instance = new MetadataProvider();
}