>Use UNION ALL if you don't want to eliminate duplicates. It will be quicker too.
You are right, of course. I keep forgetting to use the ALL clause.
Difference in opinions hath cost many millions of lives: for instance, whether flesh be bread, or bread be flesh; whether whistling be a vice or a virtue; whether it be better to kiss a post, or throw it into the fire... (from Gulliver's Travels)