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MDEV-10844: EXPLAIN FORMAT=JSON doesn't show order direction for filesort

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Currently explain format=json does not show the order direction of fields used during filesort.
This patch would remove this limitation
This commit is contained in:
Varun Gupta
2017-12-30 10:18:22 +05:30
parent 8bcbcac053
commit a118c20c81
5 changed files with 80 additions and 2 deletions
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sql/sql_explain.h
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@ -282,6 +282,7 @@ public:
class Explain_aggr_filesort : public Explain_aggr_node
{
List<Item> sort_items;
List<ORDER::enum_order> sort_directions;
public:
enum_explain_aggr_node_type get_type() { return AGGR_OP_FILESORT; }
Filesort_tracker tracker;