The following bug has been logged online:
Bug reference: 5446
Logged by:
Email address: koizumistr(at)minos(dot)ocn(dot)ne(dot)jp
PostgreSQL version: 9.0beta1
Operating system: MacOS X
Description: extra dot
Details:
There is an extra dot before the sentence "Two transactions ...." in
PostgreSQL 9.0beta1 Documentation 13.3.1.
===
13.3.1. Table-Level Locks
The only real difference between one lock mode and another is the set of
lock modes with which each conflicts (see Table 13-2). . Two transactions
cannot hold locks of conflicting modes on the same table at the same time.
===