Aggregate Functions

• Example in perldoc DBD::SQLite

• Paste example impl into variance.pm

  • Fix the typo ($x should be $v)

• In dbish

  • $ do variance.pm;
  • $ /perl
  • $ $aggr = new variance();
  • $ /perl
  • $ DBI::Shell...dbh->func( "variance", 1, $aggr, "create_aggregate" );
  • $ /perl

Notes: