@@ -83,6 +83,11 @@ Alias table &. Alias column = UnsafeExpression $
83def :: Expression params '[] ('Optional (nullity ty))
83def :: Expression params '[] ('Optional (nullity ty))
84def = UnsafeExpression "DEFAULT"
84def = UnsafeExpression "DEFAULT"
87+ :: Expression params '[] ('Required (nullity ty))
88+ -> Expression params '[] ('Optional (nullity ty))
89+notDef = UnsafeExpression . renderExpression
86null :: Expression params tables (optionality ('Null ty))
91null :: Expression params tables (optionality ('Null ty))
87null = UnsafeExpression "NULL"
92null = UnsafeExpression "NULL"