Is there any good documentation, example, tutorial, pamphlet, discussion... to exploit pg features to obtain "polymorphic" behavior without renouncing to referential integrity?
Inheritance seems *just* promising. Any methodical a approach to the problem in pg context? -- Ivan Sergio Borgonovo http://www.webthatworks.it ---------------------------(end of broadcast)--------------------------- TIP 9: In versions below 8.0, the planner will ignore your desire to choose an index scan if your joining column's datatypes do not match
