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1, Õý°æOracle ²úÆ·ºÍµÁ°æµÄÇø±ð 
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/// <summary>
/// Êý¾Ý·ÃÎÊ»ù´¡Àà(»ùÓÚOracle)
/// Copyright (C) 2008-2009 С±¿µ°
/// </summary>
public abstract class DbHelperOra
{
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public static string connectionString = PubConstant.ConnectionString;
public DbHelperOra()
{
}

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/// <summary>
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/// <param name="SQLString">SQLÓï¾ä</param>
/// <returns>Ó°ÏìµÄ¼Ç¼Êý</returns>
public static int ExecuteSql(string SQLString)
{
using (OracleConnection connection = new OracleConnection(connectionString))
{
using (OracleCommand cmd = new OracleCommand(SQLString,connection))
{
try
{
connection.Open();
int rows=cmd.ExecuteNonQuery();
return rows;
}
catch(System.Data.OracleClient.OracleException E)
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