I have one table that I need to get refreshed from a table in another database . MS SQL 2005I thought it would be as easy as dropping a PK constraint but it is not turning out that way. Here is my my table DDL****** Object: Table [dbo].[em] Script Date: 01/06/2010 12:34:07 ******/SET ANSI_NULLS ONGOSET QUOTED_IDENTIFIER ONGOSET ANSI_PADDING ONGOCREATE TABLE [dbo].[em]( [area_chargable] [numeric](7, 2) NOT NULL DEFAULT (0.0), [area_comn] [numeric](7, 2) NOT NULL DEFAULT (0.0), [area_comn_nocup] [numeric](7, 2) NOT NULL DEFAULT (0.0), [area_comn_ocup] [numeric](7, 2) NOT NULL DEFAULT (0.0), [area_comn_rm] [numeric](7, 2) NOT NULL DEFAULT (0.0), [area_comn_serv] [numeric](7, 2) NOT NULL DEFAULT (0.0), [area_rm] [numeric](8, 2) NOT NULL DEFAULT (0.0), [bl_id] [char](8) NULL DEFAULT (null), [calling_card_number] [char](24) NULL DEFAULT (null), [cellular_number] [char](24) NULL DEFAULT (null), [comments] [varchar](500) NULL DEFAULT (null), [contingency_bl_id] [char](8) NULL DEFAULT (null), [contingency_email] [varchar](50) NULL DEFAULT (null), [contingency_fac_at] [smallint] NOT NULL DEFAULT (0), [contingency_fax] [char](20) NULL DEFAULT (null), [contingency_fl_id] [char](4) NULL DEFAULT (null), [contingency_phone] [char](20) NULL DEFAULT (null), [contingency_rm_id] [char](8) NULL DEFAULT (null), [cost] [numeric](8, 2) NOT NULL DEFAULT (0.0), [dp_id] [char](16) NULL DEFAULT (null), [dv_id] [char](16) NULL DEFAULT (null), [dwgname] [char](64) NULL DEFAULT (null), [ehandle] [char](16) NULL DEFAULT (null), [em_number] [char](20) NULL CONSTRAINT [DF_em_em_number_default] DEFAULT (null), [em_std] [char](16) NULL DEFAULT (null), [email] [varchar](50) NULL DEFAULT (null), [emergency_contact] [char](64) NULL DEFAULT (null), [emergency_phone] [char](20) NULL DEFAULT (null), [emergency_relation] [char](32) NULL DEFAULT (null), [extension] [char](20) NULL DEFAULT ('0'), [fax] [char](20) NULL DEFAULT (null), [fl_id] [char](4) NULL DEFAULT (null), [honorific] [char](10) NULL DEFAULT ('Mr'), [image_file] [char](64) NULL DEFAULT (null), [layer_name] [char](32) NULL DEFAULT (null), [mailstop] [char](10) NULL DEFAULT (null), [name_first] [char](32) NULL DEFAULT (null), [name_last] [char](32) NULL DEFAULT (null), [net_id] [char](12) NULL DEFAULT (null), [net_user_name] [char](16) NULL DEFAULT (null), [option1] [char](16) NULL DEFAULT (null), [option2] [char](16) NULL DEFAULT (null), [pager_number] [char](24) NULL DEFAULT (null), [pct_rm] [numeric](6, 2) NOT NULL DEFAULT (0.0), [phone] [char](20) NULL DEFAULT (null), [phone_home] [char](20) NULL DEFAULT (null), [recovery_status] [char](12) NOT NULL DEFAULT ('NONE'), [rm_id] [char](8) NULL DEFAULT (null), [status] [char](10) NULL DEFAULT (null), [tc_level] [char](16) NULL DEFAULT (null), [em_id] [char](35) NOT NULL DEFAULT (null), [fire_marshal] [char](3) NULL DEFAULT ('NO'), [hire_date] [datetime] NULL DEFAULT (null), [home_add1] [varchar](30) NULL DEFAULT (null), [home_add2] [varchar](30) NULL DEFAULT (null), [name_mi] [char](1) NULL DEFAULT (null), [ss_num] [char](11) NULL DEFAULT (null), [state_id] [char](2) NULL DEFAULT (null), [zip_home] [char](10) NULL DEFAULT (null), [badge_num] [char](8) NULL DEFAULT (null), [city_id] [char](20) NULL DEFAULT (null), [dob] [datetime] NULL DEFAULT (null), [on_palm] [smallint] NOT NULL CONSTRAINT [DF_em_on_palm_default] DEFAULT (0), [time_stamp] [char](40) NULL DEFAULT (null), [username] [varchar](64) NULL DEFAULT (null), [em_bar_code] [char](16) NULL DEFAULT (null), CONSTRAINT [em_PK] PRIMARY KEY CLUSTERED ( [em_id] ASC)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]) ON [PRIMARY]GOSET ANSI_PADDING OFFGOALTER TABLE [dbo].[em] WITH CHECK ADD CONSTRAINT [em_bl_id] FOREIGN KEY([bl_id])REFERENCES [dbo].[bl] ([bl_id])GOALTER TABLE [dbo].[em] CHECK CONSTRAINT [em_bl_id]GOALTER TABLE [dbo].[em] WITH CHECK ADD CONSTRAINT [em_contingency_bl_id] FOREIGN KEY([contingency_bl_id])REFERENCES [dbo].[bl] ([bl_id])GOALTER TABLE [dbo].[em] CHECK CONSTRAINT [em_contingency_bl_id]GOALTER TABLE [dbo].[em] WITH CHECK ADD CONSTRAINT [em_contingency_fl_id] FOREIGN KEY([contingency_bl_id], [contingency_fl_id])REFERENCES [dbo].[fl] ([bl_id], [fl_id])GOALTER TABLE [dbo].[em] CHECK CONSTRAINT [em_contingency_fl_id]GOALTER TABLE [dbo].[em] WITH CHECK ADD CONSTRAINT [em_contingency_rm_id] FOREIGN KEY([contingency_bl_id], [contingency_fl_id], [contingency_rm_id])REFERENCES [dbo].[rm] ([bl_id], [fl_id], [rm_id])GOALTER TABLE [dbo].[em] CHECK CONSTRAINT [em_contingency_rm_id]GOALTER TABLE [dbo].[em] WITH CHECK ADD CONSTRAINT [em_dp_id] FOREIGN KEY([dv_id], [dp_id])REFERENCES [dbo].[dp] ([dv_id], [dp_id])GOALTER TABLE [dbo].[em] CHECK CONSTRAINT [em_dp_id]GOALTER TABLE [dbo].[em] WITH CHECK ADD CONSTRAINT [em_dv_id] FOREIGN KEY([dv_id])REFERENCES [dbo].[dv] ([dv_id])GOALTER TABLE [dbo].[em] CHECK CONSTRAINT [em_dv_id]GOALTER TABLE [dbo].[em] WITH CHECK ADD CONSTRAINT [em_em_std] FOREIGN KEY([em_std])REFERENCES [dbo].[emstd] ([em_std])GOALTER TABLE [dbo].[em] CHECK CONSTRAINT [em_em_std]GOALTER TABLE [dbo].[em] WITH CHECK ADD CONSTRAINT [em_fl_id] FOREIGN KEY([bl_id], [fl_id])REFERENCES [dbo].[fl] ([bl_id], [fl_id])GOALTER TABLE [dbo].[em] CHECK CONSTRAINT [em_fl_id]GOALTER TABLE [dbo].[em] WITH CHECK ADD CONSTRAINT [em_net_id] FOREIGN KEY([net_id])REFERENCES [dbo].[net] ([net_id])GOALTER TABLE [dbo].[em] CHECK CONSTRAINT [em_net_id]GOALTER TABLE [dbo].[em] WITH CHECK ADD CONSTRAINT [em_rm_id] FOREIGN KEY([bl_id], [fl_id], [rm_id])REFERENCES [dbo].[rm] ([bl_id], [fl_id], [rm_id])GOALTER TABLE [dbo].[em] CHECK CONSTRAINT [em_rm_id]GOALTER TABLE [dbo].[em] WITH CHECK ADD CONSTRAINT [em_tc_level] FOREIGN KEY([tc_level])REFERENCES [dbo].[afm_tclevel] ([tc_level])GOALTER TABLE [dbo].[em] CHECK CONSTRAINT [em_tc_level]Can anyone tell me which constraints I would need to drop in order to truncate and reload this table?