watch

type Watcher struct {
	Pool         *pgxpool.Pool
	Schemas      []string
	Channel      string
	PollInterval time.Duration
	OnChange     func(cat *introspect.Catalog)
	Log          *slog.Logger
	// TriggerName names the event trigger; the notify function is
	// TriggerName + "_notify". Defaults to Channel + "_watch". Products
	// sharing a database must use distinct names or the last one to start
	// repoints the shared function at its own channel.
	TriggerName string
}