diff options
| -rw-r--r-- | src/backend/optimizer/path/allpaths.c | 29 |
1 files changed, 23 insertions, 6 deletions
diff --git a/src/backend/optimizer/path/allpaths.c b/src/backend/optimizer/path/allpaths.c index 5246260e12a..873a7647748 100644 --- a/src/backend/optimizer/path/allpaths.c +++ b/src/backend/optimizer/path/allpaths.c @@ -2829,7 +2829,7 @@ remove_unused_subquery_outputs(Query *subquery, RelOptInfo *rel) #ifdef OPTIMIZER_DEBUG static void -print_relids(Relids relids) +print_relids(PlannerInfo *root, Relids relids) { int x; bool first = true; @@ -2839,7 +2839,11 @@ print_relids(Relids relids) { if (!first) printf(" "); - printf("%d", x); + if (x < root->simple_rel_array_size && + root->simple_rte_array[x]) + printf("%s", root->simple_rte_array[x]->eref->aliasname); + else + printf("%d", x); first = false; } } @@ -3013,10 +3017,17 @@ print_path(PlannerInfo *root, Path *path, int indent) if (path->parent) { printf("("); - print_relids(path->parent->relids); - printf(") rows=%.0f", path->parent->rows); + print_relids(root, path->parent->relids); + printf(")"); + } + if (path->param_info) + { + printf(" required_outer ("); + print_relids(root, path->param_info->ppi_req_outer); + printf(")"); } - printf(" cost=%.2f..%.2f\n", path->startup_cost, path->total_cost); + printf(" rows=%.0f cost=%.2f..%.2f\n", + path->rows, path->startup_cost, path->total_cost); if (path->pathkeys) { @@ -3062,7 +3073,7 @@ debug_print_rel(PlannerInfo *root, RelOptInfo *rel) ListCell *l; printf("RELOPTINFO ("); - print_relids(rel->relids); + print_relids(root, rel->relids); printf("): rows=%.0f width=%d\n", rel->rows, rel->reltarget->width); if (rel->baserestrictinfo) @@ -3082,6 +3093,12 @@ debug_print_rel(PlannerInfo *root, RelOptInfo *rel) printf("\tpath list:\n"); foreach(l, rel->pathlist) print_path(root, lfirst(l), 1); + if (rel->cheapest_parameterized_paths) + { + printf("\n\tcheapest parameterized paths:\n"); + foreach(l, rel->cheapest_parameterized_paths) + print_path(root, lfirst(l), 1); + } if (rel->cheapest_startup_path) { printf("\n\tcheapest startup path:\n"); |