Создаем запрос:

DELETE [dbo].[Character]
GO
DELETE [dbo].[Item]
GO
DELETE [dbo].[State]
GO
DELETE [dbo].[Skil]
GO
DELETE [dbo].[Summon]
GO

USE [Telecaster]
GO

TRUNCATE TABLE [dbo].[Alliance]
GO
TRUNCATE TABLE [dbo].[Auction]
GO
TRUNCATE TABLE [dbo].[AutoAuction]
GO
TRUNCATE TABLE [dbo].[AutoAuctionRegistrationInfo]
GO
TRUNCATE TABLE [dbo].[Channel]
GO
TRUNCATE TABLE [dbo].[ChannelUserLimit]
GO
TRUNCATE TABLE [dbo].[Character]
GO
TRUNCATE TABLE [dbo].[Denials]
GO
TRUNCATE TABLE [dbo].[DungeonRaidRecord]
GO
TRUNCATE TABLE [dbo].[DungeonRaidRecord_Log]
GO
TRUNCATE TABLE [dbo].[EventItemDropInfo]
GO
TRUNCATE TABLE [dbo].[EventItemSupplyInfo]
GO
TRUNCATE TABLE [dbo].[Favor]
GO
TRUNCATE TABLE [dbo].[Friends]
GO
TRUNCATE TABLE [dbo].[GlobalVariable]
GO
TRUNCATE TABLE [dbo].[Guild]
GO
TRUNCATE TABLE [dbo].[HuntaholicInfo]
GO
TRUNCATE TABLE [dbo].[HuntaholicRanking]
GO
TRUNCATE TABLE [dbo].[ItemCoolTime]
GO
TRUNCATE TABLE [dbo].[ItemKeeping]
GO
TRUNCATE TABLE [dbo].[Party]
GO
TRUNCATE TABLE [dbo].[Pet]
GO
TRUNCATE TABLE [dbo].[Quest]
GO
TRUNCATE TABLE [dbo].[RandomQuestInfo]
GO
TRUNCATE TABLE [dbo].[RankingInfo]
GO
TRUNCATE TABLE [dbo].[RankingScore]
GO
TRUNCATE TABLE [dbo].[ScheduledCommand]
GO
TRUNCATE TABLE [dbo].[SecurityNo]
GO
TRUNCATE TABLE [dbo].[Skill]
GO
TRUNCATE TABLE [dbo].[State]
GO
TRUNCATE TABLE [dbo].[Summon]
GO
TRUNCATE TABLE [dbo].[TacticalPosition]
GO
TRUNCATE TABLE [dbo].[item]