动态创建ACCESS库代码,Asp.Net代码库,德仔网

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【Asp.Net】动态创建ACCESS库
作者:Sarah / 发布于2015/3/24/ 771

	using System;
	using System.Collections.Generic;
	using System.Linq;
	using System.Text;
	using ADOX;

	namespace WfpApp
	{
	 /// <summary>
	 /// 创建库需要添加COM引用：Microsoft ADO Ext. 2.8 for DDL and Security
	 /// 创建数据表需要添加COM引用：Microsoft ActiveX Data Objects 2.8 Library
	 /// </summary>
	 public class DynamicAccess
	 {

	 public DynamicAccess(string local)
	 {
	 _DbPath = local;
	 }

	 private string _DbPath;
	 /// <summary>
	 /// ACCESS数据库路径，包含文件名称
	 /// </summary>
	 public string DbPath
	 {
	 get { return _DbPath; }
	 set { _DbPath = value; }
	 }

	
	 private string _strErrorInfo;
	 /// <summary>
	 /// 获取异常信息
	 /// </summary>
	 /// <returns></returns>
	 public string GetStrErrorInfo()
	 {
	 return _strErrorInfo;
	 }

	 /// <summary>
	 /// 动态创建ACCESS
	 /// </summary>
	 /// <returns></returns>
	 public bool CreateAccess()
	 {
	 try
	 {
	 ADOX.Catalog catalog = new ADOX.Catalog();
	 catalog.Create("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + DbPath + ";Jet OLEDB:Engine Type=5");
	 return true;
	 }
	 catch (Exception ex)
	 {
	 _strErrorInfo = ex.Message;
	 return false;
	 }
	 }

	
	 public bool CreateTable()
	 {
	 try
	 {

	 ADOX.Catalog catalog = new ADOX.Catalog();
	 //创建链接
	 ADODB.Connection cn = new ADODB.Connection();
	 //打开
	 cn.Open("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + DbPath, null, null, -1);
	 //激活链接
	 catalog.ActiveConnection = cn;
	 //创建表
	 ADOX.Table table = new ADOX.Table();
	 table.Name = "FirstTable";
	 //创建列
	 ADOX.Column column = new ADOX.Column();
	 column.ParentCatalog = catalog;
	 //列名称
	 column.Name = "RecordId";
	 //列类型
	 column.Type = DataTypeEnum.adInteger;
	 //默认长度
	 column.DefinedSize = 9;
	 //自动增长列
	 column.Properties["AutoIncrement"].Value = true;
	 //将列添加到表中
	 table.Columns.Append(column, DataTypeEnum.adInteger, 9);
	 //第一列为主键
	 table.Keys.Append("FirstTablePrimaryKey", KeyTypeEnum.adKeyPrimary, column, null, null);
	 table.Columns.Append("CustomerName", DataTypeEnum.adVarWChar, 50);
	 table.Columns.Append("Age", DataTypeEnum.adInteger, 9);
	 table.Columns.Append("Birthday", DataTypeEnum.adDate, 0);
	 catalog.Tables.Append(table);

	 cn.Close();

	 return true;
	 }
	 catch (Exception ex)
	 {
	 _strErrorInfo = ex.Message;
	 return false;
	 }

	 }

	 }
	}
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