using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text.RegularExpressions;
 
public class Test
{
	public static void Main()
	{
		var ColumnNames = new List<string> { "owner", "name", "owner-name"};
		ColumnNames = ColumnNames.OrderByDescending(x => x.Length).ToList();
    		var s = "SELECT abc.name,abc.owner-name FROM XXX";
    		var pattern = $@"\b(?:{string.Join("|", ColumnNames)})\b";
    		Console.WriteLine(pattern);
    		var result = Regex.Replace(s, pattern, "\"$&\"");
		Console.WriteLine(result);
	}
}

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