1、核心代码#配置信息$Database = 'DemoDB'$Ser箪滹埘麽ver = '"WIN-AHAU9NO5R鲂番黟谊6U\DOG"'$UserName = 'kk'$Password = '123456'#创建连接对象$SqlConn = New-Object System.Data.SqlClient.SqlConnection#使用账号连接MSSQL$SqlConn.ConnectionString = "Data Source=$Server;Initial Catalog=$Database;user id=$UserName;pwd=$Password"#或者以 windows 认证连接 MSSQL#$SqlConn.ConnectionString = "Data Source=$Server;Initial Catalog=$Database;Integrated Security=SSPI;"#打开数据库连接$SqlConn.open()#执行语句方法一$SqlCmd = New-Object System.Data.SqlClient.SqlCommand$SqlCmd.connection = $SqlConn$SqlCmd.commandtext = 'delete top(1) from dbo.B'$SqlCmd.executenonquery()#执行语句方法二$SqlCmd = $SqlConn.CreateCommand()$SqlCmd.commandtext = 'delete top(1) from dbo.B'$SqlCmd.ExecuteScalar()#方法三，查询显示$SqlCmd.commandtext = 'select name,recovery_model_desc,log_reuse_wait_desc from sys.databases'$SqlAdapter = New-Object System.Data.SqlClient.SqlDataAdapter$SqlAdapter.SelectCommand = $SqlCmd$set = New-Object data.dataset$SqlAdapter.Fill($set)$set.Tables[0] | Format-Table -Auto#关闭数据库连接$SqlConn.close()
2、微软的官方帮助文档：https://technet.microsoft.com/zh-cn/magazine/hh289310.aspx
