irstv/orbisgis — pull request #92 by gourlaysama (2012-08-08 15:22:16+00:00)
Title: Specific index queries for min/max

This just adds an easier (and more efficient) way to get the row index of the min or max value of some datasource index.

Next step is to use these in the SQL engine to short-circuit aggregates on whole tables (without a WHERE clause).

/cc @agueganno