hasql-transaction-0.7: A composable abstraction over the retryable transactions for Hasql

Safe HaskellNone
LanguageHaskell2010

Hasql.Transaction.Sessions

Contents

Synopsis

Documentation

transaction :: IsolationLevel -> Mode -> Transaction a -> Session a Source #

Execute the transaction using the provided isolation level and mode.

Transaction settings

data Mode Source #

Constructors

Read

Read-only. No writes possible.

Write

Write and commit.

Instances

Bounded Mode Source # 
Enum Mode Source # 

Methods

succ :: Mode -> Mode #

pred :: Mode -> Mode #

toEnum :: Int -> Mode #

fromEnum :: Mode -> Int #

enumFrom :: Mode -> [Mode] #

enumFromThen :: Mode -> Mode -> [Mode] #

enumFromTo :: Mode -> Mode -> [Mode] #

enumFromThenTo :: Mode -> Mode -> Mode -> [Mode] #

Eq Mode Source # 

Methods

(==) :: Mode -> Mode -> Bool #

(/=) :: Mode -> Mode -> Bool #

Ord Mode Source # 

Methods

compare :: Mode -> Mode -> Ordering #

(<) :: Mode -> Mode -> Bool #

(<=) :: Mode -> Mode -> Bool #

(>) :: Mode -> Mode -> Bool #

(>=) :: Mode -> Mode -> Bool #

max :: Mode -> Mode -> Mode #

min :: Mode -> Mode -> Mode #

Show Mode Source # 

Methods

showsPrec :: Int -> Mode -> ShowS #

show :: Mode -> String #

showList :: [Mode] -> ShowS #