[英]Creating an Excel Sheet with ADO.NET (OleDb) --> What DataTypes are Supported?
I try to create an Excel (2003) Sheet with ADO.NET (OleDb). 我尝试使用ADO.NET(OleDb)创建Excel(2003)工作表。
I was able to create the Sheet with an OleDbCommand: 我能够使用OleDbCommand创建Sheet:
var cnnString = "Provider=Microsoft.Jet.OLEDB.4.0;...";
var cnn = new OleDbConnection(cnnString);
var cmd = cnn.CreateCommand();
cnn.Open();
cmd.CommandText = "CREATE TABLE MySheet (ID char(255), Field1 char(255))";
cmd.ExecuteNonQuery();
That works as expected. 这按预期工作。
Here my Question: What DataTypes (like char(255)) are Supported by Excel within the CREATE TABLE command? 这里我的问题:在CREATE TABLE命令中Excel支持哪些DataTypes(如char(255))? I did google but didn't find any documentation or hints.
我做谷歌但没有找到任何文件或提示。
Thanks for your help. 谢谢你的帮助。
Excel recognizes only a limited set of data types . Excel仅识别有限的一组数据类型 。 For example:
例如:
Numbers 数字
All versions of Excel: 所有版本的Excel:
Strings 字符串
All versions of Excel: 所有版本的Excel:
Excel 2007+ only: 仅限Excel 2007+:
You will always get better results using the Excel object model directly, and there isn't much more code required. 您将始终直接使用Excel对象模型获得更好的结果,并且不需要更多代码。 See example on SO
参见SO上的示例
or if you wanted to get really keen you could try the Open XML SDK 2.0 for Microsoft Office 或者如果您想真正热衷于此,可以尝试使用适用于Microsoft Office的Open XML SDK 2.0
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