摘要： 1 SET NOCOUNT ON; 2 USE master; 3 GO 4 IF DB_ID('Performance') IS NULL 5 CREATE DATABASE Performance; 6 GO 7 USE Performance; 8 GO 9 10 -- Creating and Populating the Nums Auxiliary Table 11 IF OBJECT_ID('dbo.Nums') IS NOT NULL 12 DROP TABLE dbo.Nums; 13 GO 14 CREATE TABLE dbo.Nums(n 阅读全文