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21.7 填充数据集
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C#高级编程（第3版）
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21.7 填充数据集
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2006-10-13 14:41:00
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<div style='float:left;width:49%'>·<a href='100165606.htm'>21.5.3 数据关系</a></div><div style='float:right;width:49%'>·<a href='100165607.htm'>21.5.4 数据约束</a></div><div style='float:left;width:49%'>·<a href='100165608.htm'>21.6 XML模式</a></div><div style='float:right;width:49%'>·<a href='100165610.htm'>21.7.1 用数据适配器来填充 DataSet</a></div><div style='float:left;width:49%'>·<a href='100165611.htm'>21.7.2 从XML中给数据集填充数据</a></div><div style='float:right;width:49%'>·<a href='100165612.htm'>21.8 保存对数据集的修改</a></div></div>
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<link href="css.css" rel="stylesheet" type="text/css" /><h3 style="MARGIN-TOP: 11.4pt; MARGIN-LEFT: 0cm; MARGIN-RIGHT: 0cm; FTEL: 11.4pt"><a ftel="_Toc507815170"><span lang="EN-GB">21.7 </span></a><span style="FONT-FAMILY: 楷体_GB2312">填充数据集</span></h3>
<p class="MsoNormal"><a ftel="datasets2"><span style="FONT-FAMILY: 宋体">定义了数据集的模式</span></a><span style="FONT-FAMILY: 宋体">，</span><span style="FONT-FAMILY: 宋体">并准备好</span><span lang="EN-US">DataTables</span><span style="FONT-FAMILY: 宋体">、</span><span lang="EN-US">DataColumns</span><span style="FONT-FAMILY: 宋体">、约束和一些必需内容后</span><span style="FONT-FAMILY: 宋体">，</span><span style="FONT-FAMILY: 宋体">就需要用这些信息填充</span><span lang="EN-US">DataSet</span><span style="FONT-FAMILY: 宋体">了。从外部源中读取数据，并插入到</span><span lang="EN-US">DataSet</span><span style="FONT-FAMILY: 宋体">中，有两种方式：</span></p>
<p class="1" style="MARGIN-LEFT: 37.55pt; FTEL: -16.1pt"><span lang="EN-GB">●<span style="FONT: 7pt 'Times New Roman'"> </span></span><span style="FONT-FAMILY: 宋体">使用数据适配器</span></p>
<p class="1" style="MARGIN-LEFT: 37.55pt; FTEL: -16.1pt"><span lang="EN-GB">●<span style="FONT: 7pt 'Times New Roman'"> </span></span><span style="FONT-FAMILY: 宋体">把</span><span lang="EN-GB"> XML </span><span style="FONT-FAMILY: 宋体">读入数据集</span></p></div>
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<div style='float:left;width:49%'>·<a href='100165606.htm'>21.5.3 数据关系</a></div><div style='float:right;width:49%'>·<a href='100165607.htm'>21.5.4 数据约束</a></div><div style='float:left;width:49%'>·<a href='100165608.htm'>21.6 XML模式</a></div><div style='float:right;width:49%'>·<a href='100165610.htm'>21.7.1 用数据适配器来填充 DataSet</a></div><div style='float:left;width:49%'>·<a href='100165611.htm'>21.7.2 从XML中给数据集填充数据</a></div><div style='float:right;width:49%'>·<a href='100165612.htm'>21.8 保存对数据集的修改</a></div></div>
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