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NCBI C++ ToolKit: CQueryFuncAssignment Class Reference
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Query execution function for assignment operator. More...
#include <gui/objutils/query_func_promote.hpp>
Inheritance diagram for CQueryFuncAssignment:
Collaboration diagram for CQueryFuncAssignment:
Public Member Functions virtual void Evaluate (CQueryParseTree::TNode &node) Function implements the assignment operator. More...
Public Member Functions inherited from CQueryFuncPromoteBase CQueryFuncPromoteBase () void SetCaseSensitive (NStr::ECase e) Get/set case sensitivity for all string compares for this function. More...
NStr::ECase GetCaseSensitive () const void SetStringMatching (CStringMatching::EStringMatching m) Get/set string matching algorithm. More...
CStringMatching::EStringMatching GetStringMatching () const TEvalResult * GetQueryNodeValue (CQueryParseTree::TNode &qnode) Get the user object for node 'qnode' or NULL if not created. More...
TEvalResult * MakeQueryNodeValue (CQueryParseTree::TNode &qnode) Get user object for 'qnode' or create a new object if it doesn't exist. More...
void PreProcess (CQueryParseTree::TNode &tr, objects::CScope *scope) Resolve, if possible, the data type for the query node tr and, for operator nodes (e.g. More...
QueryValueType::EBaseType ResolveAndPromote (size_t comparison_idx, CQueryParseTree::TNode &qnode, CQueryParseTree::TNode *arg1, CQueryParseTree::TNode *arg2) For the operator in 'qnode', retrive from data source (if ncessary) the data values arg1 and arg2 and promote the values, if needed, to the required type needed for comparison. More...
QueryValueType::EBaseType GetPromotedType (const CPromoteRule &pr) Given data from two nodes and a comparison operator (e.g. More...
bool ResolveFieldValue (TEvalResult &tree_val) Get the value of a field from the data source and store the result in the CQueryNodeValue object. More...
bool SetCompareType (TEvalResult &tree_value) Given data for a node, determine its underlying data type (e.g. More...
virtual size_t GetArgCountMin (CQueryParseNode::EType) virtual size_t GetArgCountMax (CQueryParseNode::EType) Public Member Functions inherited from CQueryFunctionBase virtual ~CQueryFunctionBase () virtual bool EvaluateChildrenFirst () const Do we evaluate before visiting the nodes children or after. More...
Detailed Description
Query execution function for assignment operator.
Definition at line 146 of file query_func_promote.hpp.
Member Function Documentation ◆ Evaluate()
The documentation for this class was generated from the following files:
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