| Safe Haskell | Safe-Inferred |
|---|---|
| Language | Haskell2010 |
Polysemy.Hasql.Interpreter.Reader
Synopsis
- interpretReaderDb :: forall d e r. Member (DbTable d !! e) r => TableSchema d -> Sem r d -> InterpreterFor (Reader d !! e) r
Documentation
interpretReaderDb :: forall d e r. Member (DbTable d !! e) r => TableSchema d -> Sem r d -> InterpreterFor (Reader d !! e) r Source #
Interpret Reader as a singleton table.
Given an initial value, every state action reads the value from the database, potentially writing it on first access.