One table. If you need to split, you can allways do that via inheritance & constraint exclusion, thereby creating table partitioning.
Best wishes, Harald -- GHUM Harald Massa persuadere et programmare Harald Armin Massa Reinsburgstraße 202b 70197 Stuttgart 0173/9409607 fx 01212-5-13695179 - Python: the only language with more web frameworks than keywords.