I noticed that explain analyze emits a little bit funny reslut for bitmap scans:
BitmapOr (cost=157.36..157.36 rows=18894 width=0) (actual time=9.406..9.406 rows=0 loops=1) Why actual rows=0? -- Tatsuo Ishii ---------------------------(end of broadcast)--------------------------- TIP 8: explain analyze is your friend
