重复执行sql语句前的判断参考-仅供自己备忘参考

USE [SaasCRM]

GO

IF NOT EXISTS(SELECT  * FROM sys.objects WHERE type='U' AND name='Saas_Today_FromSoqiCN')

begin

    CREATE TABLE [dbo].[Saas_Today_FromSoqiCN](

        [SoqiCN_ID] [nvarchar](32) COLLATE Chinese_PRC_CI_AS NOT NULL,

        [CompanyID] [nvarchar](32) COLLATE Chinese_PRC_CI_AS NULL,

        [UserID] [nvarchar](32) COLLATE Chinese_PRC_CI_AS NULL,

        [CreateTime] [datetime] NULL,

        [SoqiCustomerID] [int] NULL,

     CONSTRAINT [PK__Saas_TodayCustom__4DD47EBD] PRIMARY KEY CLUSTERED

    (

        [SoqiCN_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]

END

 

go

IF NOT EXISTS(SELECT * FROM sys.columns WHERE name='SoqiCustomerID'

    AND object_id IN(SELECT  object_id FROM sys.objects WHERE type='U' AND name='Saas_customer_customer_My'))

BEGIN

    ALTER TABLE dbo.Saas_customer_customer_My ADD SoqiCustomerID INT

END