diff options
Diffstat (limited to 'src/backend/commands/explain.c')
| -rw-r--r-- | src/backend/commands/explain.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/src/backend/commands/explain.c b/src/backend/commands/explain.c index 30de9de9d4f..1b5ab503898 100644 --- a/src/backend/commands/explain.c +++ b/src/backend/commands/explain.c @@ -125,6 +125,7 @@ static void show_sort_info(SortState *sortstate, ExplainState *es); static void show_incremental_sort_info(IncrementalSortState *incrsortstate, ExplainState *es); static void show_hash_info(HashState *hashstate, ExplainState *es); +static void show_material_info(MaterialState *mstate, ExplainState *es); static void show_memoize_info(MemoizeState *mstate, List *ancestors, ExplainState *es); static void show_hashagg_info(AggState *aggstate, ExplainState *es); @@ -2251,6 +2252,9 @@ ExplainNode(PlanState *planstate, List *ancestors, case T_Hash: show_hash_info(castNode(HashState, planstate), es); break; + case T_Material: + show_material_info(castNode(MaterialState, planstate), es); + break; case T_Memoize: show_memoize_info(castNode(MemoizeState, planstate), ancestors, es); @@ -3323,6 +3327,39 @@ show_hash_info(HashState *hashstate, ExplainState *es) } /* + * Show information on material node, storage method and maximum memory/disk + * space used. + */ +static void +show_material_info(MaterialState *mstate, ExplainState *es) +{ + Tuplestorestate *tupstore; + const char *storageType; + int64 spaceUsedKB; + + if (!es->analyze) + return; + + tupstore = mstate->tuplestorestate; + storageType = tuplestore_storage_type_name(tupstore); + spaceUsedKB = BYTES_TO_KILOBYTES(tuplestore_space_used(tupstore)); + + if (es->format != EXPLAIN_FORMAT_TEXT) + { + ExplainPropertyText("Storage", storageType, es); + ExplainPropertyInteger("Maximum Storage", "kB", spaceUsedKB, es); + } + else + { + ExplainIndentText(es); + appendStringInfo(es->str, + "Storage: %s Maximum Storage: " INT64_FORMAT "kB\n", + storageType, + spaceUsedKB); + } +} + +/* * Show information on memoize hits/misses/evictions and memory usage. */ static void |