Ideas

Could be useful to have IsAlive for prometheus alerting

Customers who actively clean up their database encounter a situation when the scavenge.db file grows uncontrollably because it keeps the information about stuff that has been deleted. Eventually, it might lead to a situation when the scavenge.db f...

Is it possible to add a new metrics for projection execution time?

At the moment the default log level is Debug, because lots of important logging is currently at the debug level. Users understandably sometimes raise the level to Information and miss important logs We should review and adjust the log levels of al...

Have a component that would allow developers to register their events schema in the registry. When appending new events, when the schema id is provided, the event is checked for compatibility with the schema, and it it's not compatible, the append...

One of the main concerns developers have about impoementing Event Sourcing is so-called "eventual consistency". It means that when a system implements one or more query models either in ESDB using custom projections or in other databases using cat...

For temporal and bi-temporal models it would be beneficial to be able to read streams, as well as start subscriptions, using timestamps instead of positions. It would allow answering questions "what happened after that date and time, before this d...

ESDB currently allows filtered subscriptions to $all. The idea is to support filtered reads from $all, from streams, as well as filtered catch-up subscriptions to streams.

Focus on removing linkto eventsIncludes sequence numbers$allcategoryguarantees on write (optional consistency) from a client perspective also defined by user?

Consider allowing read only replicas to connect to single node deployments. Currently, this is not possible because replication is disabled on single node databases.