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  public bool ChkTable(string TableName) //¼ì²é±íÊÇ·ñ´æÔÚ
        {
            string sql = "";
            OdbcConnection OdbcConn = new OdbcConnection(sConn);
            OdbcCommand cmd = new OdbcCommand("", OdbcConn);
            try
            {
                OdbcConn.Open();
                sql = "SELECT COUNT(TABLE_NAME) * from  USER_TABLES";
                sql += " WHERE TABLE_NAME='" + TableName.ToUpper() + "' ";
                cmd.CommandText = sql;
                oResult= cmd.ExecuteNonQuery();
            }
            catch
        &


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