ACCESS数据库访问组件(三)

王朝other·作者佚名  2006-01-09
窄屏简体版  字體: |||超大  

using System;

using System.Data;

using System.Data.OleDb;

using System.Collections;

namespace XLang.VideoOnline.Framework.Database.Access

{

/// <summary>

/// Summary description for ACCESS_DataTablesCollection.

/// </summary>

public class DataTablesCollection

{

private Database.Access.DataTable[] _tables;

private int _count;

public int Count

{

get

{

return _count;

}

}

public DataTablesCollection(OleDbConnection connection)

{

System.Data.DataTable schemaTable = connection.GetOleDbSchemaTable(OleDbSchemaGuid.Tables,

new object[] {null, null, null, "TABLE"});

_count=schemaTable.Rows.Count+1;

_tables=new Database.Access.DataTable[_count];

for(int i=0;i<_count-1;i++)

{

_tables[i]=new Database.Access.DataTable(schemaTable.Rows[i][2].ToString());

}

_tables[_count-1]=new Database.Access.DataTable("temp");

}

public Database.Access.DataTable this [int tableIndex]

{

get

{

return _tables[tableIndex];

//return this[tableIndex];

}

set

{

_tables[tableIndex]=value;

//this[tableIndex]=value;

}

}

public Database.Access.DataTable this [string tableName]

{

get

{

return this [NameToIndex(tableName)];

//return this[tableName];

}

set

{

this [NameToIndex(tableName)]=value;

//this[tableName]=value;

}

}

private int NameToIndex(string tableName)

{

for(int i=0;i<_tables.Length;i++)

{

if(_tables[i].Name.ToUpper()==tableName.ToUpper())

return i;

}

return -1;

}

}

}

 
 
 
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