Method selector

dialect/sql/sqlgraph/graph.go:1066–1099

(ctx context.Context)

}

func (q *query) selector(ctx context.Context) (*sql.Selector, error) {
	selector := q.builder.
		Select().
		From(q.builder.Table(q.Node.Table).Schema(q.Node.Schema)).
		WithContext(ctx)
	if q.From != nil {
		selector = q.From
	}
	selector.Select(selector.Columns(q.Node.Columns...)...)
	if order := q.Order; order != nil {
		order(selector)
	}
	if pred := q.Predicate; pred != nil {
		pred(selector)
	}
	if q.Offset != 0 {
		// Limit is mandatory for the offset clause. We start
		// with default value, and override it below if needed.
		selector.Offset(q.Offset).Limit(math.MaxInt32)
	}
	if q.Limit != 0 {
		selector.Limit(q.Limit)
	}
	if q.Unique {
		selector.Distinct()
	}
	for _, m := range q.Modifiers {
		m(selector)
	}
	if err := selector.Err(); err != nil {
		return nil, err
	}
	return selector, nil
}

type updater struct {
	graph