找到问题所在了
将 retcode = SQLExecDirect(hstmt, (SQLWCHAR *) L"USE Libray SELECT ID_Book,Writer,Book_Name FROM Book", SQL_NTS);
改为
retcode = SQLExecDirect(hstmt, (SQLWCHAR *) L"SELECT ID_Book,Writer,Book_Name FROM Book", SQL_NTS);
成功
将 retcode = SQLExecDirect(hstmt, (SQLWCHAR *) L"USE Libray SELECT ID_Book,Writer,Book_Name FROM Book", SQL_NTS);
改为
retcode = SQLExecDirect(hstmt, (SQLWCHAR *) L"SELECT ID_Book,Writer,Book_Name FROM Book", SQL_NTS);
成功
解决方案 »
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