persistent-2.7.3.1: Type-safe, multi-backend data serialization.

Safe HaskellNone
LanguageHaskell98

Database.Persist.Sql.Util

Documentation

parseEntityValues :: PersistEntity record => EntityDef -> [PersistValue] -> Either Text (Entity record) Source #

entityColumnNames :: EntityDef -> SqlBackend -> [Sql] Source #

keyAndEntityColumnNames :: EntityDef -> SqlBackend -> [Sql] Source #

entityColumnCount :: EntityDef -> Int Source #

isIdField :: PersistEntity record => EntityField record typ -> Bool Source #

hasCompositeKey :: EntityDef -> Bool Source #

dbIdColumns :: SqlBackend -> EntityDef -> [Text] Source #

dbIdColumnsEsc :: (DBName -> Text) -> EntityDef -> [Text] Source #

dbColumns :: SqlBackend -> EntityDef -> [Text] Source #