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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"><title>odbc++/statement.h Source File</title><link href="doxygen.css" rel="stylesheet" type="text/css"></head><body bgcolor="#ffffff"><!-- Generated by Doxygen 1.2.13.1 --><center><a class="qindex" href="index.html">Main Page</a> <a class="qindex" href="namespaces.html">Namespace List</a> <a class="qindex" href="hierarchy.html">Class Hierarchy</a> <a class="qindex" href="annotated.html">Compound List</a> <a class="qindex" href="files.html">File List</a> <a class="qindex" href="namespacemembers.html">Namespace Members</a> <a class="qindex" href="functions.html">Compound Members</a> </center><hr><h1>odbc++/statement.h</h1><div class="fragment"><pre>00001 <font class="comment">/* </font>00002 <font class="comment"> This file is part of libodbc++.</font>00003 <font class="comment"> </font>00004 <font class="comment"> Copyright (C) 1999-2000 Manush Dodunekov <manush@stendahls.net></font>00005 <font class="comment"> </font>00006 <font class="comment"> This library is free software; you can redistribute it and/or</font>00007 <font class="comment"> modify it under the terms of the GNU Library General Public</font>00008 <font class="comment"> License as published by the Free Software Foundation; either</font>00009 <font class="comment"> version 2 of the License, or (at your option) any later version.</font>00010 <font class="comment"> </font>00011 <font class="comment"> This library is distributed in the hope that it will be useful,</font>00012 <font class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</font>00013 <font class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>00014 <font class="comment"> Library General Public License for more details.</font>00015 <font class="comment"> </font>00016 <font class="comment"> You should have received a copy of the GNU Library General Public License</font>00017 <font class="comment"> along with this library; see the file COPYING. If not, write to</font>00018 <font class="comment"> the Free Software Foundation, Inc., 59 Temple Place - Suite 330,</font>00019 <font class="comment"> Boston, MA 02111-1307, USA.</font>00020 <font class="comment">*/</font>00021 00022 <font class="preprocessor">#ifndef __ODBCXX_STATEMENT_H</font>00023 <font class="preprocessor"></font><font class="preprocessor">#define __ODBCXX_STATEMENT_H</font>00024 <font class="preprocessor"></font>00025 <font class="preprocessor">#include <odbc++/setup.h></font>00026 <font class="preprocessor">#include <odbc++/types.h></font>00027 <font class="preprocessor">#include <odbc++/errorhandler.h></font>00028 <font class="preprocessor">#include <odbc++/connection.h></font>00029 00030 <font class="keyword">namespace </font>odbc {00031 00032 <font class="keyword">class </font>ResultSet;00033 <font class="keyword">class </font>DriverInfo;00034 <a name="l00036"></a><a class="code" href="classodbc_1_1_statement.html">00036</a> <font class="keyword">class </font>ODBCXX_EXPORT Statement : <font class="keyword">public</font> ErrorHandler {00037 <font class="keyword">friend</font> <font class="keyword">class </font>Connection;00038 <font class="keyword">friend</font> <font class="keyword">class </font>ResultSet;00039 <font class="keyword">friend</font> <font class="keyword">class </font>DatabaseMetaData;00040 00041 <font class="keyword">protected</font>:00042 Connection* connection_;00043 SQLHSTMT hstmt_;00044 <font class="keywordtype">int</font> lastExecute_;00045 00046 <font class="keyword">const</font> DriverInfo* _getDriverInfo()<font class="keyword"> const </font>{00047 <font class="keywordflow">return</font> connection_->_getDriverInfo();00048 }00049 00050 <font class="keyword">private</font>:00051 ResultSet* currentResultSet_;00052 00053 <font class="keywordtype">int</font> fetchSize_;00054 <font class="keywordtype">int</font> resultSetType_;00055 <font class="keywordtype">int</font> resultSetConcurrency_;00056 00057 <font class="comment">//used internally</font>00058 <font class="keyword">enum</font> StatementState {00059 STATE_CLOSED,00060 STATE_OPEN00061 };00062 00063 StatementState state_;00064 00065 std::vector<ODBCXX_STRING> batches_;00066 00067 <font class="keywordtype">void</font> _registerResultSet(ResultSet* rs);00068 <font class="keywordtype">void</font> _unregisterResultSet(ResultSet* rs);00069 00070 <font class="keywordtype">void</font> _applyResultSetType();00071 00072 ResultSet* _getTypeInfo();00073 ResultSet* _getTables(<font class="keyword">const</font> ODBCXX_STRING& catalog,00074 <font class="keyword">const</font> ODBCXX_STRING& schema,00075 <font class="keyword">const</font> ODBCXX_STRING& tableName,00076 <font class="keyword">const</font> ODBCXX_STRING& types);00077 00078 ResultSet* _getTablePrivileges(<font class="keyword">const</font> ODBCXX_STRING& catalog,00079 <font class="keyword">const</font> ODBCXX_STRING& schema,00080 <font class="keyword">const</font> ODBCXX_STRING& tableName);00081 00082 ResultSet* _getColumnPrivileges(<font class="keyword">const</font> ODBCXX_STRING& catalog,00083 <font class="keyword">const</font> ODBCXX_STRING& schema,00084 <font class="keyword">const</font> ODBCXX_STRING& tableName,00085 <font class="keyword">const</font> ODBCXX_STRING& columnName);00086 00087 ResultSet* _getPrimaryKeys(<font class="keyword">const</font> ODBCXX_STRING& catalog,00088 <font class="keyword">const</font> ODBCXX_STRING& schema,00089 <font class="keyword">const</font> ODBCXX_STRING& tableName);00090 00091 ResultSet* _getColumns(<font class="keyword">const</font> ODBCXX_STRING& catalog,00092 <font class="keyword">const</font> ODBCXX_STRING& schema,00093 <font class="keyword">const</font> ODBCXX_STRING& tableName,00094 <font class="keyword">const</font> ODBCXX_STRING& columnName);00095 00096 ResultSet* _getIndexInfo(<font class="keyword">const</font> ODBCXX_STRING& catalog,00097 <font class="keyword">const</font> ODBCXX_STRING& schema,00098 <font class="keyword">const</font> ODBCXX_STRING& tableName,00099 <font class="keywordtype">bool</font> unique, <font class="keywordtype">bool</font> approximate);00100 00101 ResultSet* _getCrossReference(<font class="keyword">const</font> ODBCXX_STRING& pc,00102 <font class="keyword">const</font> ODBCXX_STRING& ps,00103 <font class="keyword">const</font> ODBCXX_STRING& pt,00104 <font class="keyword">const</font> ODBCXX_STRING& fc,00105 <font class="keyword">const</font> ODBCXX_STRING& fs,00106 <font class="keyword">const</font> ODBCXX_STRING& ft);00107 00108 00109 ResultSet* _getProcedures(<font class="keyword">const</font> ODBCXX_STRING& catalog,00110 <font class="keyword">const</font> ODBCXX_STRING& schema,00111 <font class="keyword">const</font> ODBCXX_STRING& procName);00112 00113 ResultSet* _getProcedureColumns(<font class="keyword">const</font> ODBCXX_STRING& catalog,00114 <font class="keyword">const</font> ODBCXX_STRING& schema,00115 <font class="keyword">const</font> ODBCXX_STRING& procName,00116 <font class="keyword">const</font> ODBCXX_STRING& colName);00117 00118 ResultSet* _getSpecialColumns(<font class="keyword">const</font> ODBCXX_STRING& catalog,00119 <font class="keyword">const</font> ODBCXX_STRING& schema,00120 <font class="keyword">const</font> ODBCXX_STRING& table,00121 <font class="keywordtype">int</font> what,<font class="keywordtype">int</font> scope,<font class="keywordtype">int</font> nullable);00122 00123 <font class="keyword">protected</font>:00124 Statement(Connection* con, SQLHSTMT hstmt, 00125 <font class="keywordtype">int</font> resultSetType, <font class="keywordtype">int</font> resultSetConcurrency);00126 00127 <font class="comment">//utilities</font>00128 SQLUINTEGER _getNumericOption(SQLINTEGER optnum);00129 ODBCXX_STRING _getStringOption(SQLINTEGER optnum);00130 00131 <font class="keywordtype">void</font> _setNumericOption(SQLINTEGER optnum, SQLUINTEGER value);00132 <font class="keywordtype">void</font> _setStringOption(SQLINTEGER optnum, <font class="keyword">const</font> ODBCXX_STRING& value);00133 00134 <font class="preprocessor">#if ODBCVER >= 0x0300</font>00135 <font class="preprocessor"></font> SQLPOINTER _getPointerOption(SQLINTEGER optnum);00136 <font class="keywordtype">void</font> _setPointerOption(SQLINTEGER optnum, SQLPOINTER value);00137 <font class="preprocessor">#endif</font>00138 <font class="preprocessor"></font>00139 <font class="comment">//this returns true if we have a result set pending</font>00140 <font class="keywordtype">bool</font> _checkForResults();00141 00142 <font class="comment">//this _always_ returns a ResultSet. If hideMe is true, this statement</font>00143 <font class="comment">//becomes 'owned' by the ResultSet</font>00144 ResultSet* _getResultSet(<font class="keywordtype">bool</font> hideMe =<font class="keyword">false</font>);00145 00146 <font class="comment">//this is called before a Statement (or any of the derived classes)</font>00147 <font class="comment">//is executed</font>00148 <font class="keywordtype">void</font> _beforeExecute();00149 00150 <font class="comment">//this is called after a successeful execution</font>00151 <font class="keywordtype">void</font> _afterExecute();00152 00153 00154 <font class="keyword">public</font>:00158 <font class="keyword">virtual</font> ~Statement();00159 00161 Connection* getConnection();00162 00163 00165 <font class="keywordtype">void</font> cancel();00166 00174 <font class="keyword">virtual</font> <font class="keywordtype">bool</font> execute(<font class="keyword">const</font> ODBCXX_STRING& sql);00175 00180 <font class="keyword">virtual</font> ResultSet* executeQuery(<font class="keyword">const</font> ODBCXX_STRING& sql);00181 00185 <font class="keyword">virtual</font> <font class="keywordtype">int</font> executeUpdate(<font class="keyword">const</font> ODBCXX_STRING& sql);00186 00192 <font class="keywordtype">int</font> getUpdateCount();00193 00195 ResultSet* getResultSet();00196 00201 <font class="keywordtype">bool</font> getMoreResults();00202 00204 <font class="keywordtype">void</font> setCursorName(<font class="keyword">const</font> ODBCXX_STRING& name);00205 <a name="l00209"></a><a class="code" href="classodbc_1_1_statement.html#a10">00209</a> <font class="keywordtype">int</font> getFetchSize() {00210 <font class="keywordflow">return</font> fetchSize_;00211 }00212 00214 <font class="keywordtype">void</font> setFetchSize(<font class="keywordtype">int</font> size);00215 <a name="l00217"></a><a class="code" href="classodbc_1_1_statement.html#a12">00217</a> <font class="keywordtype">int</font> getResultSetConcurrency() {00218 <font class="keywordflow">return</font> resultSetConcurrency_;00219 }00220 <a name="l00222"></a><a class="code" href="classodbc_1_1_statement.html#a13">00222</a> <font class="keywordtype">int</font> getResultSetType() {00223 <font class="keywordflow">return</font> resultSetType_;00224 }00225 00227 <font class="keywordtype">int</font> getQueryTimeout();00229 <font class="keywordtype">void</font> setQueryTimeout(<font class="keywordtype">int</font> seconds);00230 00232 <font class="keywordtype">int</font> getMaxRows();00234 <font class="keywordtype">void</font> setMaxRows(<font class="keywordtype">int</font> maxRows);00235 00237 <font class="keywordtype">int</font> getMaxFieldSize();00239 <font class="keywordtype">void</font> setMaxFieldSize(<font class="keywordtype">int</font> maxFieldSize);00240 00246 <font class="keywordtype">void</font> setEscapeProcessing(<font class="keywordtype">bool</font> on);00247 00252 <font class="keywordtype">bool</font> getEscapeProcessing();00253 00257 <font class="keywordtype">void</font> close();00258 00259 };00260 00261 00262 00263 } <font class="comment">// namespace odbc</font>00264 00265 00266 <font class="preprocessor">#endif // __ODBCXX_STATEMENT_H</font></pre></div><hr><div align=center><a class=footer href="http://orcane.net/freeodbc++/">Go back to the freeodbc++ homepage</a></div>⌨️ 快捷键说明
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