65 lines
1.7 KiB
C++
65 lines
1.7 KiB
C++
#ifndef _INCLUDE_SM_MYSQL_BASIC_RESULTS_H_
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#define _INCLUDE_SM_MYSQL_BASIC_RESULTS_H_
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#include "MyDatabase.h"
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class MyQuery;
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class MyBasicResults :
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public IResultSet,
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public IResultRow
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{
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friend class MyQuery;
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public:
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MyBasicResults(MYSQL_RES *res);
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~MyBasicResults();
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public: //IResultSet
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unsigned int GetRowCount();
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unsigned int GetFieldCount();
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const char *FieldNumToName(unsigned int columnId);
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bool FieldNameToNum(const char *name, unsigned int *columnId);
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bool MoreRows();
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IResultRow *FetchRow();
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bool Rewind();
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DBType GetFieldType(unsigned int field);
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DBType GetFieldDataType(unsigned int field);
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IResultRow *CurrentRow();
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public: //IResultRow
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DBResult GetString(unsigned int columnId, const char **pString, size_t *length);
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DBResult GetFloat(unsigned int columnId, float *pFloat);
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DBResult GetInt(unsigned int columnId, int *pInt);
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bool IsNull(unsigned int columnId);
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DBResult GetBlob(unsigned int columnId, const void **pData, size_t *length);
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DBResult CopyBlob(unsigned int columnId, void *buffer, size_t maxlength, size_t *written);
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DBResult CopyString(unsigned int columnId,
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char *buffer,
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size_t maxlength,
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size_t *written);
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size_t GetDataSize(unsigned int columnId);
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protected:
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void Update();
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private:
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MYSQL_RES *m_pRes;
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unsigned int m_CurRow;
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MYSQL_ROW m_Row;
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unsigned long *m_Lengths;
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unsigned int m_ColCount;
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unsigned int m_RowCount;
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};
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class MyQuery : public IQuery
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{
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friend class MyBasicResults;
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public:
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MyQuery(MyDatabase *db, MYSQL_RES *res);
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public:
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IResultSet *GetResultSet();
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bool FetchMoreResults();
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void Destroy();
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private:
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MyDatabase *m_pParent;
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MyBasicResults m_rs;
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};
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#endif //_INCLUDE_SM_MYSQL_BASIC_RESULTS_H_
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