diff options
Diffstat (limited to 'src/backend/optimizer/geqo/geqo_misc.c')
| -rw-r--r-- | src/backend/optimizer/geqo/geqo_misc.c | 140 |
1 files changed, 4 insertions, 136 deletions
diff --git a/src/backend/optimizer/geqo/geqo_misc.c b/src/backend/optimizer/geqo/geqo_misc.c index ef7b489f591..7cda46946bc 100644 --- a/src/backend/optimizer/geqo/geqo_misc.c +++ b/src/backend/optimizer/geqo/geqo_misc.c @@ -6,7 +6,7 @@ * Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $Id: geqo_misc.c,v 1.34 2002/09/04 20:31:20 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/optimizer/geqo/geqo_misc.c,v 1.35 2002/11/06 00:00:44 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -19,19 +19,17 @@ =*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*= */ - - #include "postgres.h" #include "optimizer/geqo_misc.h" #include "nodes/print.h" + #ifdef GEQO_DEBUG -static float avg_pool(Pool *pool); -/* avg_pool - * +/* + * avg_pool */ static float avg_pool(Pool *pool) @@ -81,7 +79,6 @@ print_pool(FILE *fp, Pool *pool, int start, int stop) /* print_gen * * printout for chromosome: best, worst, mean, average - * */ void print_gen(FILE *fp, Pool *pool, int generation) @@ -121,133 +118,4 @@ print_edge_table(FILE *fp, Edge *edge_table, int num_gene) fprintf(fp, "\n"); } -/************************************************************* - Debug output subroutines - *************************************************************/ - -void -geqo_print_joinclauses(Query *root, List *clauses) -{ - List *l; - - foreach(l, clauses) - { - RestrictInfo *c = lfirst(l); - - print_expr((Node *) c->clause, root->rtable); - if (lnext(l)) - printf(" "); - } -} - -void -geqo_print_path(Query *root, Path *path, int indent) -{ - char *ptype = NULL; - JoinPath *jp; - bool join = false; - int i; - - for (i = 0; i < indent; i++) - printf("\t"); - - switch (nodeTag(path)) - { - case T_Path: - ptype = "SeqScan"; - join = false; - break; - case T_IndexPath: - ptype = "IdxScan"; - join = false; - break; - case T_NestPath: - ptype = "Nestloop"; - join = true; - break; - case T_MergePath: - ptype = "MergeJoin"; - join = true; - break; - case T_HashPath: - ptype = "HashJoin"; - join = true; - break; - default: - break; - } - if (join) - { - jp = (JoinPath *) path; - printf("%s rows=%.0f cost=%.2f..%.2f\n", - ptype, path->parent->rows, - path->startup_cost, path->total_cost); - switch (nodeTag(path)) - { - case T_MergePath: - case T_HashPath: - for (i = 0; i < indent + 1; i++) - printf("\t"); - printf(" clauses=("); - geqo_print_joinclauses(root, jp->joinrestrictinfo); - printf(")\n"); - - if (nodeTag(path) == T_MergePath) - { - MergePath *mp = (MergePath *) path; - - if (mp->outersortkeys || mp->innersortkeys) - { - for (i = 0; i < indent + 1; i++) - printf("\t"); - printf(" sortouter=%d sortinner=%d\n", - ((mp->outersortkeys) ? 1 : 0), - ((mp->innersortkeys) ? 1 : 0)); - } - } - break; - default: - break; - } - geqo_print_path(root, jp->outerjoinpath, indent + 1); - geqo_print_path(root, jp->innerjoinpath, indent + 1); - } - else - { - int relid = lfirsti(path->parent->relids); - - printf("%s(%d) rows=%.0f cost=%.2f..%.2f\n", - ptype, relid, path->parent->rows, - path->startup_cost, path->total_cost); - - if (IsA(path, IndexPath)) - { - printf(" pathkeys="); - print_pathkeys(path->pathkeys, root->rtable); - } - } -} - -void -geqo_print_rel(Query *root, RelOptInfo *rel) -{ - List *l; - - printf("______________________________\n"); - printf("("); - foreach(l, rel->relids) - printf("%d ", lfirsti(l)); - printf("): rows=%.0f width=%d\n", rel->rows, rel->width); - - printf("\tpath list:\n"); - foreach(l, rel->pathlist) - geqo_print_path(root, lfirst(l), 1); - - printf("\n\tcheapest startup path:\n"); - geqo_print_path(root, rel->cheapest_startup_path, 1); - - printf("\n\tcheapest total path:\n"); - geqo_print_path(root, rel->cheapest_total_path, 1); -} - #endif /* GEQO_DEBUG */ |