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Leonid Fedorov
2022-01-21 16:43:49 +00:00
parent 6b6411229f
commit 04752ec546
1376 changed files with 393460 additions and 412662 deletions
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221
dbcon/execplan/predicateoperator.h
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@ -17,10 +17,10 @@
MA 02110-1301, USA. */
/***********************************************************************
* $Id: predicateoperator.h 9667 2013-07-08 16:37:10Z bpaul $
*
*
***********************************************************************/
* $Id: predicateoperator.h 9667 2013-07-08 16:37:10Z bpaul $
*
*
***********************************************************************/
/** @file */
#pragma once
@ -42,7 +42,7 @@
#include "returnedcolumn.h"
#include "dataconvert.h"
#include "collation.h" // CHARSET_INFO
#include "collation.h" // CHARSET_INFO
namespace messageqcpp
{
@ -51,144 +51,127 @@ class ByteStream;
namespace execplan
{
class PredicateOperator : public Operator
{
public:
PredicateOperator();
PredicateOperator(const std::string& operatorName);
PredicateOperator(const PredicateOperator& rhs);
virtual ~PredicateOperator();
public:
PredicateOperator();
PredicateOperator(const std::string& operatorName);
PredicateOperator(const PredicateOperator& rhs);
virtual ~PredicateOperator();
/** return a copy of this pointer
*
* deep copy of this pointer and return the copy
*/
inline virtual PredicateOperator* clone() const
{
return new PredicateOperator(*this);
}
/**
* The serialization interface
*/
virtual void serialize(messageqcpp::ByteStream&) const;
virtual void unserialize(messageqcpp::ByteStream&);
/** return a copy of this pointer
*
* deep copy of this pointer and return the copy
*/
inline virtual PredicateOperator* clone() const
{
return new PredicateOperator (*this);
}
/** @brief Do a deep, strict (as opposed to semantic) equivalence test
*
* Do a deep, strict (as opposed to semantic) equivalence test.
* @return true iff every member of t is a duplicate copy of every member of this; false otherwise
*/
virtual bool operator==(const TreeNode* t) const;
/**
* The serialization interface
*/
virtual void serialize(messageqcpp::ByteStream&) const;
virtual void unserialize(messageqcpp::ByteStream&);
/** @brief Do a deep, strict (as opposed to semantic) equivalence test
*
* Do a deep, strict (as opposed to semantic) equivalence test.
* @return true iff every member of t is a duplicate copy of every member of this; false otherwise
*/
bool operator==(const PredicateOperator& t) const;
/** @brief Do a deep, strict (as opposed to semantic) equivalence test
*
* Do a deep, strict (as opposed to semantic) equivalence test.
* @return true iff every member of t is a duplicate copy of every member of this; false otherwise
*/
virtual bool operator==(const TreeNode* t) const;
/** @brief Do a deep, strict (as opposed to semantic) equivalence test
*
* Do a deep, strict (as opposed to semantic) equivalence test.
* @return false iff every member of t is a duplicate copy of every member of this; true otherwise
*/
virtual bool operator!=(const TreeNode* t) const;
/** @brief Do a deep, strict (as opposed to semantic) equivalence test
*
* Do a deep, strict (as opposed to semantic) equivalence test.
* @return true iff every member of t is a duplicate copy of every member of this; false otherwise
*/
bool operator==(const PredicateOperator& t) const;
/** @brief Do a deep, strict (as opposed to semantic) equivalence test
*
* Do a deep, strict (as opposed to semantic) equivalence test.
* @return false iff every member of t is a duplicate copy of every member of this; true otherwise
*/
bool operator!=(const PredicateOperator& t) const;
/** @brief Do a deep, strict (as opposed to semantic) equivalence test
*
* Do a deep, strict (as opposed to semantic) equivalence test.
* @return false iff every member of t is a duplicate copy of every member of this; true otherwise
*/
virtual bool operator!=(const TreeNode* t) const;
const CHARSET_INFO* getCharset() const
{
return cs;
}
/***********************************************************
* F&E framework *
***********************************************************/
using Operator::getBoolVal;
virtual bool getBoolVal(rowgroup::Row& row, bool& isNull, ReturnedColumn* lop, ReturnedColumn* rop);
void setOpType(Type& l, Type& r);
/** @brief Do a deep, strict (as opposed to semantic) equivalence test
*
* Do a deep, strict (as opposed to semantic) equivalence test.
* @return false iff every member of t is a duplicate copy of every member of this; true otherwise
*/
bool operator!=(const PredicateOperator& t) const;
private:
inline bool numericCompare(const IDB_Decimal& op1, const IDB_Decimal& op2);
template <typename result_t>
inline bool numericCompare(const result_t op1, const result_t op2);
inline bool strTrimCompare(const std::string& op1, const std::string& op2);
const CHARSET_INFO* getCharset() const
{
return cs;
}
/***********************************************************
* F&E framework *
***********************************************************/
using Operator::getBoolVal;
virtual bool getBoolVal(rowgroup::Row& row, bool& isNull, ReturnedColumn* lop, ReturnedColumn* rop);
void setOpType(Type& l, Type& r);
private:
inline bool numericCompare(const IDB_Decimal& op1, const IDB_Decimal& op2);
template <typename result_t>
inline bool numericCompare(const result_t op1, const result_t op2);
inline bool strTrimCompare(const std::string& op1, const std::string& op2);
const CHARSET_INFO* cs;
const CHARSET_INFO* cs;
};
inline bool PredicateOperator::numericCompare(const IDB_Decimal& op1, const IDB_Decimal& op2)
{
switch (fOp)
switch (fOp)
{
case OP_EQ: return op1 == op2;
case OP_NE: return op1 != op2;
case OP_GT: return op1 > op2;
case OP_GE: return op1 >= op2;
case OP_LT: return op1 < op2;
case OP_LE: return op1 <= op2;
default:
{
case OP_EQ:
return op1 == op2;
case OP_NE:
return op1 != op2;
case OP_GT:
return op1 > op2;
case OP_GE:
return op1 >= op2;
case OP_LT:
return op1 < op2;
case OP_LE:
return op1 <= op2;
default:
{
std::ostringstream oss;
oss << "invalid predicate operation: " << fOp;
throw logging::InvalidOperationExcept(oss.str());
}
std::ostringstream oss;
oss << "invalid predicate operation: " << fOp;
throw logging::InvalidOperationExcept(oss.str());
}
}
}
template <typename result_t>
inline bool PredicateOperator::numericCompare(const result_t op1, const result_t op2)
{
switch (fOp)
switch (fOp)
{
case OP_EQ: return op1 == op2;
case OP_NE: return op1 != op2;
case OP_GT: return op1 > op2;
case OP_GE: return op1 >= op2;
case OP_LT: return op1 < op2;
case OP_LE: return op1 <= op2;
default:
{
case OP_EQ:
return op1 == op2;
case OP_NE:
return op1 != op2;
case OP_GT:
return op1 > op2;
case OP_GE:
return op1 >= op2;
case OP_LT:
return op1 < op2;
case OP_LE:
return op1 <= op2;
default:
{
std::ostringstream oss;
oss << "invalid predicate operation: " << fOp;
throw logging::InvalidOperationExcept(oss.str());
}
std::ostringstream oss;
oss << "invalid predicate operation: " << fOp;
throw logging::InvalidOperationExcept(oss.str());
}
}
}
std::ostream& operator<<(std::ostream& os, const PredicateOperator& rhs);
}
} // namespace execplan