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#ifndef SQLPP_EXPRESSIONS_UNARY_HPP
#define SQLPP_EXPRESSIONS_UNARY_HPP
#include <sqlpp/config.hpp>
#include <sqlpp/utils.hpp>
#include <sqlpp/predefs.hpp>
#include <sqlpp/expressions/enums.hpp>
#include <sqlpp/expressions/numeric_expression.hpp>
namespace sqlpp{
namespace expressions{
class unary_expression :
public expression
{
public:
unary_expression(
numeric_expression_shared_ptr numeric_expression_,
UnaryArithmeticOperator op_
);
virtual std::ostream& get_expression( std::ostream& out_, adaptors::database_adaptor_shared_ptr adaptor_ ) const;
private:
numeric_expression_shared_ptr m_expr;
UnaryArithmeticOperator m_op;
};
typedef boost::shared_ptr< unary_expression > unary_expression_shared_ptr;
}; // expressions
};//sqlpp
#endif
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Jonathan de Halleux is Civil Engineer in Applied Mathematics. He finished his PhD in 2004 in the rainy country of Belgium. After 2 years in the Common Language Runtime (i.e. .net), he is now working at Microsoft Research on Pex (http://research.microsoft.com/pex).