Executing sql command requires confirmation now since it can mess up things really badly if user doens't know what they're doing.

NadekoBot.Core/Modules/Administration/DangerousCommands.cs

@@ -5,6 +5,7 @@ using NadekoBot.Extensions;
 using NadekoBot.Core.Services;
 using System;
 using System.Threading.Tasks;
+using Discord;
 
 #if !GLOBAL_NADEKO
 namespace NadekoBot.Modules.Administration
@@ -29,6 +30,21 @@ namespace NadekoBot.Modules.Administration
             {
                 try
                 {
+                    var msg = await Context.Channel.EmbedAsync(new EmbedBuilder()
+                        .WithOkColor()
+                        .WithTitle(GetText("sql_confirm_exec"))
+                        .WithDescription(Format.Code(sql))
+                        .WithFooter("yes/no")).ConfigureAwait(false);
+
+                    var input = await GetUserInputAsync(Context.User.Id, Context.Channel.Id);
+                    input = input?.ToLowerInvariant().ToString();
+
+                    if (input != "yes" && input != "y")
+                    {
+                        return;
+                    }
+                    var _ = msg.DeleteAsync();
+
                     int res;
                     using (var uow = _db.UnitOfWork)
                     {

src/NadekoBot/_strings/ResponseStrings.en-US.json

@@ -662,6 +662,7 @@
   "games_pick_sn": "Pick it up by typing `{0}pick`",
   "gambling_no_users_found": "No user found.",
   "gambling_page": "page {0}",
+  "administration_sql_confirm_exec": "Confirm execution of the following SQL command",
   "administration_must_be_in_voice": "You must be in a voice channel on this server.",
   "administration_no_vcroles": "There are no voice channel roles.",
   "administration_user_muted_time": "{0} has been **muted** from text and voice chat for {1} minutes.",