{-# language DeriveFunctor #-}
{-# language DerivingStrategies #-}

module Rel8.Schema.Table
  ( TableSchema(..)
  )
where

-- base
import Prelude


-- | The schema for a table. This is used to specify the name and schema that a
-- table belongs to (the @FROM@ part of a SQL query), along with the schema of
-- the columns within this table.
-- 
-- For each selectable table in your database, you should provide a
-- @TableSchema@ in order to interact with the table via Rel8.
data TableSchema names = TableSchema
  { name :: String
    -- ^ The name of the table.
  , schema :: Maybe String
    -- ^ The schema that this table belongs to. If 'Nothing', whatever is on
    -- the connection's @search_path@ will be used.
  , columns :: names
    -- ^ The columns of the table. Typically you would use a a higher-kinded
    -- data type here, parameterized by the 'Rel8.ColumnSchema.ColumnSchema' functor.
  }
  deriving stock Functor