If I use something like: daml sandbox .daml/dist/example-0.0.1.dar --ledgerid daml-example-ledger --sql-backend-jdbcurl 'jdbc:postgresql://db/postgres?user=santa&password=claus' how is that different from the DAML Driver for Postgres? java -jar daml-on-sql-<version>.jar --ledgerid=test --sql-back…

daml sandbox’s PostgreSQL backend is deprecated and provides no guarantees on being able to upgrade the schema from one SDK version to the next which makes it relatively useless as a persistence backend. So I’d strongly recommend using the Daml Driver for PostgreSQL instead. In terms of CLI flags i…

Thanks! How do I supply the .dar file using the syntax above?

I’d generally recommend against supplying DAR files on the command line when using a persistent ledger. Instead, start the ledger and then upload it via the package management service, e.g., via daml ledger upload-dar. That said, you can supply them on startup but they’ll be ignored after the first…

The official, supported location for the JAR is on Github releases , e.g., https://github.com/digital-asset/daml/releases/download/v1.11.1/daml-on-sql-1.11.1.jar . The artifact on Maven central is only a thin JAR which is not supported for external usage.

What's the difference between Daml Driver for Postgres and Daml Sandbox w/ Postgres?

App Development

perbergman March 31, 2021, 7:49pm 8

Yes, found it on Release 1.11.1 · digital-asset/daml · GitHub.

Per

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What's the difference between Daml Driver for Postgres and Daml Sandbox w/ Postgres?

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