PgQuery.h

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#ifndef __DCL_PG_QUERY_H__
#define __DCL_PG_QUERY_H__      20250403
 
__DCL_BEGIN_NAMESPACE
 
class PgField;
class PgParam;
 
class PgQuery : public SQL::Query
{
    DECLARE_CLASSINFO(PgQuery)
public:
    void setErrorStatus(SQL::Error _error, long _SQLCODE, 
            const wchar_t* _filename, int _line);
    void setErrorStatus(const ByteString& _message,
            const wchar_t* _filename, int _line);
 
    PgConnection* conn() const;
 
protected:
    ByteString  __statementID;
    ByteString  __cursorID;
    
    sqlda_t*    __outSQLDA;
    sqlda_t*    __inSQLDA;
    
    bool        __cursorDeclared;
    bool        __cursorOpened;
 
    PgField* __fields;
    PgParam* __params;
protected:
    bool reset();
    bool initFields();
    bool initParams(size_t _paramCount);
 
public:
    PgQuery(PgConnection* pConnection);
    virtual ~PgQuery();
    virtual void __destroy();
    virtual bool __prepare(const char* _sql, size_t _sqllen,
            size_t _paramCount);
    virtual bool __execute();
    virtual bool __fetch();
 
    virtual bool __getField(size_t _index, SQL::Field** _fieldHandleOut);
    virtual bool __getParam(size_t _index, SQL::Param** _paramHandleOut);
};
 
inline void PgQuery::setErrorStatus(SQL::Error _error, long _SQLCODE, 
        const wchar_t* _filename, int _line)
{
    conn()->setErrorStatus(
            _error,
            _SQLCODE,
            _filename,
            _line
            );
}
 
inline void PgQuery::setErrorStatus(const ByteString& _message,
        const wchar_t* _filename, int _line)
{
    conn()->setErrorStatus(
            _message,
            _filename,
            _line
            );
}
 
inline PgConnection* PgQuery::conn() const
{ 
    return (PgConnection*)Query::__connHandle; 
}
 
__DCL_END_NAMESPACE
 
#endif  // __DCL_PG_QUERY_H__