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Sort Operator Configuration Parameters
gp_enable_sort_distinct
gp_enable_sort_limit
Aggregate Operator Configuration Parameters
gp_enable_agg_distinct
gp_enable_agg_distinct_pruning
gp_enable_multiphase_agg
gp_enable_preunique
gp_enable_groupext_distinct_gather
gp_enable_groupext_distinct_pruning
gp_workfile_compress_algorithm
Join Operator Configuration Parameters
join_collapse_limit
gp_adjust_selectivity_for_outerjoins
gp_hashjoin_tuples_per_bucket
gp_statistics_use_fkeys
gp_workfile_compress_algorithm