C# 执行SQL脚本文件

本文转载：http://www.cnblogs.com/anjou/archive/2010/08/10/1796563.html

代码 

public static int ExecuteSqlScript(string sqlFile)
{
    int returnValue = -1;
    int sqlCount = 0, errorCount = 0;
    if (!File.Exists(sqlFile))
    {
        Log.WriteLog(string.Format("sql file not exists!", sqlFile));
        return -1;
    }
    using (StreamReader sr = new StreamReader(sqlFile))
    {
        string line = string.Empty;
        char spaceChar = ' ';
        string newLIne = "\r\n", semicolon = ";";
        string sprit = "/", whiffletree = "-";               
        string sql = string.Empty;
        do
        {
            line = sr.ReadLine();
            // 文件结束
            if (line == null) break;
            // 跳过注释行
            if (line.StartsWith(sprit) || line.StartsWith(whiffletree)) continue;
            // 去除右边空格
            line = line.TrimEnd(spaceChar);
            sql += line;
            // 以分号(;)结尾，则执行SQL
            if (sql.EndsWith(semicolon))
            {
                try
                {
                    sqlCount++;
                    SqlHelper.ExecuteNonQuery(sql, null);
                }
                catch (Exception ex)
                {
                    errorCount++;
                    Log.WriteLog(sql +  newLIne + ex.Message);  
                }                        
                sql = string.Empty;
            }
            else
            {
                // 添加换行符
                if(sql.Length > 0) sql += newLIne;
            }
        } while (true);
    }
    if (sqlCount > 0 && errorCount == 0)
        returnValue = 1;
    if (sqlCount == 0 && errorCount == 0)
        returnValue = 0;
    else if (sqlCount > errorCount && errorCount > 0)
        returnValue = -1;
    else if (sqlCount == errorCount)
        returnValue = -2;
    return returnValue;
}