/// <summary>
/// 插入指定参数并返回当前语句
/// </summary>
/// <param name="columnName">字段名</param>
/// <param name="function">函数</param>
/// <exception cref="ArgumentNullException">函数不能为空</exception>
/// <returns>当前语句</returns>
public InsertCommand Add(String columnName, ISqlFunction function)
{
if (function == null)
{
throw new ArgumentNullException("function");
}
this._parameters.Add(SqlParameter.CreateCustomAction(columnName, function.ToString(this.DatabaseType)));
if (function.HasParameters)
{
this._parameters.AddRange(function.GetAllParameters());
}
return(this);
}
/// <summary>
/// 查询指定函数语句并返回当前语句
/// </summary>
/// <param name="function">函数</param>
/// <param name="aliasesName">别名</param>
/// <exception cref="ArgumentNullException">函数不能为空</exception>
/// <returns>当前语句</returns>
public SelectCommand Query(ISqlFunction function, String aliasesName)
{
if (function == null)
{
throw new ArgumentNullException("function");
}
this._queryFields.Add(SqlQueryField.InternalCreateFromFunction(function.ToString(this.DatabaseType), aliasesName));
if (function.HasParameters)
{
this._parameters.AddRange(function.GetAllParameters());
}
return(this);
}
/// <summary>
/// 查询指定函数语句并返回当前语句
/// </summary>
/// <param name="function">函数</param>
/// <param name="aliasesName">别名</param>
/// <exception cref="ArgumentNullException">函数不能为空</exception>
/// <returns>当前语句</returns>
public SelectCommand Query(ISqlFunction function, String aliasesName)
{
if (function == null)
{
throw new ArgumentNullException("function");
}
this._queryFields.Add(SqlQueryField.InternalCreateFromFunction(function.ToString(this.DatabaseType), aliasesName));
if (function.HasParameters)
{
this._parameters.AddRange(function.GetAllParameters());
}
return this;
}