144 lines
3.6 KiB
C++
144 lines
3.6 KiB
C++
#pragma once
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#include <QList>
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//#include <QVariant>
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#include <vector>
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#include <memory>
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namespace Json {
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class Value;
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}
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class ExplainTreeModelItem;
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typedef std::shared_ptr<ExplainTreeModelItem> ExplainTreeModelItemPtr;
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/* Columns for tree
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* 0. explain text
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* 1. exclusive times
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* 2. inclusive
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* 3. rows x
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* 4. rows
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* 5. loops
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*/
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/** \brief Class for the nodes in the QueryExplainModel
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*/
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class ExplainTreeModelItem: public std::enable_shared_from_this<ExplainTreeModelItem> {
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public:
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typedef std::shared_ptr<ExplainTreeModelItem> ItemPtr;
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ExplainTreeModelItem();
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~ExplainTreeModelItem();
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ExplainTreeModelItem(const ExplainTreeModelItem &rhs) = delete;
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ExplainTreeModelItem &operator=(const ExplainTreeModelItem &rhs) = delete;
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void appendChild(ItemPtr child);
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ExplainTreeModelItemPtr child(int row);
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int childCount() const;
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// int columnCount() const;
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// QVariant data(int column) const;
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int row() const;
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void setParent(ItemPtr parent);
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ItemPtr parent();
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void setNodeType(QString nt);
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const QString& nodeType() const;
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void setStrategy(QString strat);
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const QString& strategy() const;
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void setJoinType(QString jointype);
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QString joinType() const;
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void setStartupCost(float cost);
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void setTotalCost(float cost);
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void setEstimatedRows(long long estimated);
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long long estimatedRows() const;
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void setPlanWidth(int width);
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void setActualStartupTime(float timems);
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void setActualTotalTime(float timems);
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float actualTotalTime() const;
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void setActualRows(long long rowcount);
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long long actualRows() const;
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void setActualLoops(int loopcount);
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int actualLoops() const;
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void setRelationName(QString n);
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void setAlias(QString a);
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void setScanDirection(QString dir);
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void setIndexName(QString idxname);
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void setIndexCondition(QString idxcond);
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void setIndexRecheck(QString idxrecheck);
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void setFilter(QString filter);
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void setHashCondition(QString condition);
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void setSortKey(QString key);
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void setSortMethod(QString method);
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void setSortSpaceUsed(int space);
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void setSortSpaceType(QString type);
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/** ActualTotalTime minus the actual total time of it's children */
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float exclusiveTime() const;
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float inclusiveTime() const;
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float estimateError() const;
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QString detailString() const;
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private:
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std::vector<ItemPtr> m_childItems;
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std::weak_ptr<ExplainTreeModelItem> m_parentItem;
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QString m_nodeType;
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QString m_strategy;
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QString m_joinType;
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float m_startupCost = 0.f;
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float m_totalCost = 0.f;
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long long m_estimatedRows = 0;
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int m_planWidth = 0;
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float m_actualStartupTime = 0.f;
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float m_actualTotalTime = 0.f;
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long long m_actualRows = 0;
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int m_actualLoops = 0;
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QString m_relationName;
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QString m_alias;
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QString m_scanDirection;
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QString m_indexName;
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QString m_indexCondition;
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QString m_indexRecheck;
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QString m_filter;
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QString m_hashCondition;
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QString m_sortKey;
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QString m_sortMethod;
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int m_sortSpaceUsed = -1;
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QString m_sortSpaceType;
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// "Output": ["f1.id", "f1.program", "f1.version", "f1.lic_number", "f1.callstack_crc_1", "f1.callstack_crc_2", "array_agg(f2.id)"],
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// "Group Key": ["f1.id"],
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// "Shared Hit Blocks": 694427,
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// "Shared Read Blocks": 0,
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// "Shared Dirtied Blocks": 0,
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// "Shared Written Blocks": 0,
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// "Local Hit Blocks": 0,
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// "Local Read Blocks": 0,
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// "Local Dirtied Blocks": 0,
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// "Local Written Blocks": 0,
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// "Temp Read Blocks": 0,
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// "Temp Written Blocks": 0
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// "Parent Relationship": "Outer",
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};
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class ExplainRoot {
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public:
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using SPtr = std::shared_ptr<ExplainRoot>;
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static SPtr createFromJson(Json::Value &json);
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ExplainTreeModelItemPtr plan;
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float planningTime = 0.f;
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// Triggers???
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float executionTime = 0.f;
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float totalRuntime = 0.f;
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};
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