Method LockFetchContext

db/sql/sql.go:1132–1137

LockFetch fetches & locks a resource

(ctx context.Context, s *schema.Schema, filter transaction.Filter, lockPolicy schema.LockPolicy, options *transaction.ViewOptions)

// LockFetch fetches & locks a resource
func (tx *Transaction) LockFetchContext(ctx context.Context, s *schema.Schema, filter transaction.Filter, lockPolicy schema.LockPolicy, options *transaction.ViewOptions) (*schema.Resource, error) {
	defer tx.measureTime(time.Now(), s.ID, "lock_fetch")

	list, _, err := tx.LockListContext(ctx, s, filter, nil, nil, lockPolicy)
	return lockFetchContextHelper(err, list, filter)
}

func lockFetchContextHelper(err error, list []*schema.Resource, filter transaction.Filter) (*schema.Resource, error) {
	if err != nil {