col_census_sample	src/agg/cte/hook.c:reads_indexed_plan src/col/am.c:sift_col_alter_check src/col/am.c:sift_col_paths_redecide src/col/am.c:sift_col_pre_stats src/col/test.c:sift_test_col_formats src/col/test.c:sift_test_col_pre_stats