Tab complete should treat word as a literal

[ewaters]

If you tab complete on table_name. the '.' will be interpreted as any character in the regex. This should match on a literal period.

[ewaters]

This was also reported by Tim Terhorst:

altsql> insert into employee value (phone_numUnmatched ( in regex;
marked by <-- H│ 99 alter table employee add phone_number varchar(12);
ERE in m/^( <-- HERE phone_num/ at
/usr/local/share/perl/5.14.2/App/AltSQL/Term.pm│100
 line 109.