Is there anyway to support Postgresql row level security?

[timzaak]

Maybe InheritableThreadLocal + DataSourceProxy could do this?

There is java Tenant DataSource Proxy implementation:
https://github.com/callistaenterprise/blog-multitenancy/blob/shared_database_postgres_rls/multi-tenant-service/src/main/java/se/callista/blog/service/multitenancy/datasource/TenantAwareDataSource.java