PeParam.h

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#ifndef __DCL_PE_PARAM_H__
#define __DCL_PE_PARAM_H__      20250403
 
__DCL_BEGIN_NAMESPACE
 
class PeParam : public SQL::Param
{
    DECLARE_CLASSINFO(PeParam)
protected:
    sqlvar_t*       __sqlvar;
    short           __indicator;
    union {
        int32_t     i32;
        int64_t     i64;
        uint32_t    u32;
        uint64_t    u64;
        float       f32;
        double      f64;
        numeric     nu;
        date        dt;
        timestamp   ts;
        interval    ival;
    } __data;
    ByteString __bytes;
 
protected:
    PeQuery* query() const;
    PeConnection* conn() const;
 
public:
    bool init(SQL::Query* _query, sqlvar_t* _sqlvar);
#ifdef __DCL_DEBUG
    void onBeforeExecute();
#endif
    bool onAfterExecute();
 
    PeParam();
    virtual ~PeParam();
 
    // interfaces
    virtual const wchar_t* serverDataTypeName() const;
    virtual void setNull();
 
    virtual bool __setData(
        _CONST void*  _val,
        size_t          _size,
        SQL::DataType  _valType,
        SQL::DataType  _sqlType
    );
};
 
inline PeQuery* PeParam::query() const
{
    return (PeQuery*)Param::__queryHandle;
}
 
inline PeConnection* PeParam::conn() const
{
    return query()->conn();
}
 
__DCL_END_NAMESPACE
 
#endif  // __DCL_PE_PARAM_H__