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<title>Class Poco::Data::ODBC::Parameter</title>
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<meta name="date" content="2009-11-24"/>
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<h1 class="namespace"><a href="Poco.Data.ODBC.html" class="namespace">Poco::Data::ODBC</a></h1>
<h1 class="symbol">class Parameter</h1>
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<p>
<b>Library:</b> Data/ODBC<br />
<b>Package:</b> ODBC<br />
<b>Header:</b> Poco/Data/ODBC/Parameter.h</p>
<h2>Member Summary</h2>
<p><b>Member Functions: </b><a href="Poco.Data.ODBC.Parameter.html#1096" title="Poco::Data::ODBC::Parameter::columnSize()">columnSize</a>, <a href="Poco.Data.ODBC.Parameter.html#1095" title="Poco::Data::ODBC::Parameter::dataType()">dataType</a>, <a href="Poco.Data.ODBC.Parameter.html#1097" title="Poco::Data::ODBC::Parameter::decimalDigits()">decimalDigits</a>, <a href="Poco.Data.ODBC.Parameter.html#1098" title="Poco::Data::ODBC::Parameter::isNullable()">isNullable</a>, <a href="Poco.Data.ODBC.Parameter.html#1094" title="Poco::Data::ODBC::Parameter::number()">number</a></p>
<h2>Constructors</h2>
<h3><a name="1090">Parameter</a></h3>
<p class="decl">explicit <a href="Poco.Data.ODBC.Parameter.html" title="class Poco::Data::ODBC::Parameter">Parameter</a>(<br /> const <a href="Poco.Data.ODBC.html#908" title="Poco::Data::ODBC::StatementHandle">StatementHandle</a> & rStmt,<br /> std::size_t colNum<br />);</p>
<div class="description">
<p>Creates the <a href="Poco.Data.ODBC.Parameter.html" title="class Poco::Data::ODBC::Parameter">Parameter</a>. </p>
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<h2>Destructor</h2>
<h3><a name="1093">~Parameter</a></h3>
<p class="decl">~<a href="Poco.Data.ODBC.Parameter.html" title="class Poco::Data::ODBC::Parameter">Parameter</a>();</p>
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<p>Destroys the <a href="Poco.Data.ODBC.Parameter.html" title="class Poco::Data::ODBC::Parameter">Parameter</a>. </p>
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<h2>Member Functions</h2>
<h3><a name="1096">columnSize</a> <img src="images/inline.gif" alt="inline" title="inline" style="vertical-align:baseline;" border="0" /> </h3>
<p class="decl">std::size_t columnSize() const;</p>
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<p>Returns the the size of the column or expression of the corresponding parameter marker as defined by the data source. </p>
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<h3><a name="1095">dataType</a> <img src="images/inline.gif" alt="inline" title="inline" style="vertical-align:baseline;" border="0" /> </h3>
<p class="decl">std::size_t dataType() const;</p>
<div class="description">
<p>Returns the SQL data type. </p>
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<h3><a name="1097">decimalDigits</a> <img src="images/inline.gif" alt="inline" title="inline" style="vertical-align:baseline;" border="0" /> </h3>
<p class="decl">std::size_t decimalDigits() const;</p>
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<p>Returns the number of decimal digits of the column or expression of the corresponding parameter as defined by the data source. </p>
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<h3><a name="1098">isNullable</a> <img src="images/inline.gif" alt="inline" title="inline" style="vertical-align:baseline;" border="0" /> </h3>
<p class="decl">bool isNullable() const;</p>
<div class="description">
<p>Returns true if column allows null values, false otherwise. </p>
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<h3><a name="1094">number</a> <img src="images/inline.gif" alt="inline" title="inline" style="vertical-align:baseline;" border="0" /> </h3>
<p class="decl">std::size_t number() const;</p>
<div class="description">
<p>Returns the column number. </p>
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<p class="footer">POCO C++ Libraries 1.3.6-all<br />
Copyright © 2009, <a href="http://pocoproject.org/" target="_blank">Applied Informatics Software Engineering GmbH and Contributors</a></p>
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