diff options
Diffstat (limited to 'src/backend/commands/explain.c')
| -rw-r--r-- | src/backend/commands/explain.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/backend/commands/explain.c b/src/backend/commands/explain.c index 8f7062cd6ea..447f69d044e 100644 --- a/src/backend/commands/explain.c +++ b/src/backend/commands/explain.c @@ -107,6 +107,7 @@ static void show_tidbitmap_info(BitmapHeapScanState *planstate, static void show_instrumentation_count(const char *qlabel, int which, PlanState *planstate, ExplainState *es); static void show_foreignscan_info(ForeignScanState *fsstate, ExplainState *es); +static void show_eval_params(Bitmapset *bms_params, ExplainState *es); static const char *explain_get_index_name(Oid indexId); static void show_buffer_usage(ExplainState *es, const BufferUsage *usage); static void ExplainIndexScanDetails(Oid indexid, ScanDirection indexorderdir, @@ -1441,6 +1442,11 @@ ExplainNode(PlanState *planstate, List *ancestors, planstate, es); ExplainPropertyInteger("Workers Planned", gather->num_workers, es); + + /* Show params evaluated at gather node */ + if (gather->initParam) + show_eval_params(gather->initParam, es); + if (es->analyze) { int nworkers; @@ -1463,6 +1469,11 @@ ExplainNode(PlanState *planstate, List *ancestors, planstate, es); ExplainPropertyInteger("Workers Planned", gm->num_workers, es); + + /* Show params evaluated at gather-merge node */ + if (gm->initParam) + show_eval_params(gm->initParam, es); + if (es->analyze) { int nworkers; @@ -2488,6 +2499,29 @@ show_foreignscan_info(ForeignScanState *fsstate, ExplainState *es) } /* + * Show initplan params evaluated at Gather or Gather Merge node. + */ +static void +show_eval_params(Bitmapset *bms_params, ExplainState *es) +{ + int paramid = -1; + List *params = NIL; + + Assert(bms_params); + + while ((paramid = bms_next_member(bms_params, paramid)) >= 0) + { + char param[32]; + + snprintf(param, sizeof(param), "$%d", paramid); + params = lappend(params, pstrdup(param)); + } + + if (params) + ExplainPropertyList("Params Evaluated", params, es); +} + +/* * Fetch the name of an index in an EXPLAIN * * We allow plugins to get control here so that plans involving hypothetical |