The following bug has been logged on the website:
Bug reference: 7835
Logged by: Elliott Groszek
Email address: elliott(dot)groszek(at)navy(dot)mil
PostgreSQL version: 9.0.11
Operating system: Linux
Description:
Using the _ (underscore) in a wildcard query accesses values with - (dash)
as well. This results in unexpected behaviors when some data values contain
the underscore and some data values contain the dash.