public static DataTable GetDataTableWithKeyTopRowProxy(string tableName)
{
string sql = string.Format("select top 1 * from {0}", tableName);
DataTable table = null;
if (Program.EnableRemoting)
{
ClearRelevateSqlKey(sql, m_htDbTable); // 检查相关的sql缓存是否需要重新读取数据
if (m_htDbTable[sql] == null)
{
table = mDataTableProxy.GetDataTableTopRow(tableName);
if (m_htDbTable.Keys.Count > dbTableCacheSize)
{
m_htDbTable.Clear();
}
m_htDbTable[sql] = table;
}
else
{
table = m_htDbTable[sql] as DataTable;
}
}
else
{
table = GetDataTableWithKey(sql);
}
return(table);
}
public static DataTable GetDataTableTopRowProxy(string tableName, SqlConnection conn)
{
string sql = string.Format("select top 1 * from {0}", tableName);
DataTable table = null;
if (Program.EnableRemoting)
{
table = mDataTableProxy.GetDataTableTopRow(tableName);
}
else
{
table = GetDataTable(sql, conn);
}
return(table);
}
