Port `dml/triggers`
    Port `olap/groupingfunction`
    Port `functions/builtin`
    Port `dml/functional`
    Port `dml/functional/sql_partiton`
    Port `functions/functionProperty`

    Update optfunctional_schedule with ported tests

    Update the Makefile for optimizer functional tests

Includes tests:
  composite_keys_gpdb_1
  composite_keys_gpdb_3
  composite_keys_gpdb_2
  partitionindexes
  staticselection
  cte_functest
  cte_queries
  create_table_default_distribution
  lastj lastj_hash
  indexapply