Documentation

headExpr :: Sql DBType a => Expr [a] -> Expr (Nullify a) Source #

indexExpr :: Sql DBType a => Expr Int32 -> Expr [a] -> Expr (Nullify a) Source #

lastExpr :: Sql DBType a => Expr [a] -> Expr (Nullify a) Source #

sheadExpr :: TypeInformation (Unnullify a) -> Expr [a] -> Expr (Nullify a) Source #

sindexExpr :: TypeInformation (Unnullify a) -> Expr Int32 -> Expr [a] -> Expr (Nullify a) Source #

slastExpr :: TypeInformation (Unnullify a) -> Expr [a] -> Expr (Nullify a) Source #

lengthExpr :: Expr [a] -> Expr Int32 Source #