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Make bitmap heap scans show exact/lossy block info in EXPLAIN ANALYZE.

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Etsuro Fujita
This commit is contained in:
Robert Haas
2014-01-13 14:42:16 -05:00
parent c3ccc9ee58
commit 2bb1f14b89
3 changed files with 43 additions and 1 deletions
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4
src/include/nodes/execnodes.h
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@@ -1338,6 +1338,8 @@ typedef struct BitmapIndexScanState
* tbm bitmap obtained from child index scan(s)
* tbmiterator iterator for scanning current pages
* tbmres current-page data
* exact_pages total number of exact pages retrieved
* lossy_pages total number of lossy pages retrieved
* prefetch_iterator iterator for prefetching ahead of current page
* prefetch_pages # pages prefetch iterator is ahead of current
* prefetch_target target prefetch distance
@@ -1350,6 +1352,8 @@ typedef struct BitmapHeapScanState
TIDBitmap *tbm;
TBMIterator *tbmiterator;
TBMIterateResult *tbmres;
long exact_pages;
long lossy_pages;
TBMIterator *prefetch_iterator;
int prefetch_pages;
int prefetch_target;