[CentralOH] 2013-01-24 無場 Notes: Another uniq Example

[jep200404 at columbus.rr.com]

On Tue, 29 Jan 2013 04:50:33 -0500, jep200404 at columbus.rr.com wrote:

> ... uniq -c are nice commands

> history | awk '{print $2}' | sort | uniq -c | sort -n -r | head -10

Here's another use of uniq, to condense output from thousands of 
boring lines to a few screenfulls. 

   psql -f /usr/pgsql-8.1/share/contrib/postgis-1.4/postgis.sql -d "$DB_NAME" | uniq -c