doc: make blooms docs match reality
authorBruce Momjian
Mon, 26 Oct 2020 23:17:05 +0000 (19:17 -0400)
committerBruce Momjian
Mon, 26 Oct 2020 23:17:05 +0000 (19:17 -0400)
commitbaad9adfa988f34996e0ce377e7e68da70df975e
tree511fadd5969a9deec863902b1cedbdfc47bc34c1
parentde78c10072b35f47770c67fcc25f2a17eb394180
doc:  make blooms docs match reality

Parallel execution changed the way bloom queries are executed, so update
the EXPLAIN output, and restructure the docs to be clearer and more
accurate.

Reported-by: Daniel Westermann
Discussion: https://postgr.es/m/ZR0P278MB0122119FAE78721A694C30C8D2340@ZR0P278MB0122.CHEP278.PROD.OUTLOOK.COM

Author: Daniel Westermann and me

Backpatch-through: 9.6
doc/src/sgml/bloom.sgml