added adsl(timestamp) index

diff --git a/sql/adsl.sql b/sql/adsl.sql
index 4ee2482..e8053a1 100644 (file)
--- a/sql/adsl.sql
+++ b/sql/adsl.sql
@@ -14,4 +14,7 @@ ATTNRX float,
 SNRRX float
 );
 
+-- columns used in where for gnuplot
 create index adsl_username on adsl(username);
+create index adsl_timestamp on adsl(timestamp) ;
+