Gmail Keywords

gmail-keywords.txt

from:
to:
subject:
OR
- (hyphen)
label:
has:attachment
list:
filename:
" " (quotes)
( )
in:anywhere
in:inbox
in:trash
in:spam
is:important
is:starred
is:unread
is:read
has:yellow-star
has:red-star
has:orange-star
has:green-star
has:blue-star
has:purple-star
has:red-bang
has:orange-guillemet
has:yellow-bang
has:green-check
has:blue-info
has:purple-question
cc:
bcc:
after:
before:
older:
newer:
older_than:
newer_than:
is:chat
deliveredto:
circle:
has:circle
category:
size:
larger:
smaller:
+ (plus sign)
rfc822msgid:
has:userlabels
has:nouserlabels

postgres.txt

# list databases
\l

# change database
\c test

@ update version
REINDEX DATABASE;
ALTER DATABASE test REFRESH COLLATION VERSION;