/// <summary>
/// 执行更新命令
/// </summary>
/// <param name="cmd">Command对象</param>
/// <param name="oql">对象查询语句</param>
/// <param name="parameters">参数列表</param>
/// <returns>影响的记录行数</returns>
internal static int ExcuteUpdateCommand(SqlCommand cmd, string oql, ParameterList parameters)
{
//解析过滤部份Sql语句
string updateString = SyntaxAnalyzer.ParseSql(oql, new JCUserMap());
cmd.CommandText = "update JC_User set " + updateString;
cmd.Parameters.Clear();
//添加参数
if (parameters != null)
{
foreach (string key in parameters.Keys)
{
cmd.Parameters.Add(new SqlParameter(key, parameters[key]));
}
}
return(cmd.ExecuteNonQuery());
}
/// <summary>
/// 更据对象查询语句递归查询单个实体
/// </summary>
/// <param name="cmd">Command对象</param>
/// <param name="oql">对象查询语句</param>
/// <param name="parameters">参数列表</param>
/// <param name="recursiveType">递归类型</param>
/// <param name="recursiveDepth">递归深度</param>
/// <returns>实体对象</returns>
internal static JCUser ExcuteSelectSingleCommand(SqlCommand cmd, string oql, ParameterList parameters, RecursiveType recursiveType, int recursiveDepth)
{
//解析过滤部份Sql语句
string filterString = SyntaxAnalyzer.ParseSql(oql, new JCUserMap());
if (filterString != string.Empty)
{
filterString = " where " + filterString;
}
cmd.CommandText = "select * from JC_User " + filterString;
cmd.Parameters.Clear();
//添加参数
if (parameters != null)
{
foreach (string key in parameters.Keys)
{
cmd.Parameters.Add(new SqlParameter(key, parameters[key]));
}
}
return(ExcuteSelectSingleCommand(cmd, recursiveType, recursiveDepth));
}
/// <summary>
/// 执行删除命令
/// </summary>
/// <param name="cmd">Command对象</param>
/// <param name="oql">对象查询语句</param>
/// <param name="parameters">参数列表</param>
/// <returns>影响的记录行数</returns>
internal static int ExcuteDeleteCommand(SqlCommand cmd, string oql, ParameterList parameters)
{
//解析过滤部份Sql语句
string filterString = SyntaxAnalyzer.ParseSql(oql, new JCUserMap());
if (filterString != string.Empty)
{
filterString = " where " + filterString;
}
cmd.Parameters.Clear();
cmd.CommandText = "delete from JC_User " + filterString;
//添加参数
if (parameters != null)
{
foreach (string key in parameters.Keys)
{
cmd.Parameters.Add(new SqlParameter(key, parameters[key]));
}
}
return(cmd.ExecuteNonQuery());
}
