catalog.delete_environment_variable(SSISDB 数据库)catalog.delete_environment_variable (SSISDB Database)

适用范围:SQL Server,包括 Linux Azure SQL 数据库yesAzure SQL 数据仓库no并行数据仓库 APPLIES TO: yesSQL Server, including on Linux yesAzure SQL Database yesAzure SQL Data Warehouse noParallel Data Warehouse

适用对象: yesSQL ServeryesAzure SQL 数据库noAzure SQL 数据仓库no并行数据仓库APPLIES TO: yesSQL Server noAzure SQL Database noAzure SQL Data Warehouse noParallel Data Warehouse

Integration ServicesIntegration Services 目录中的某个环境删除环境变量。Deletes an environment variable from an environment in the Integration ServicesIntegration Services catalog.

语法Syntax

delete_environment_variable [ @folder_name = ] folder_name  
    , [ @environment_name = ] environment_name  
    , [ @variable_name = ] variable_name  

参数Arguments

[ @folder_name = ] folder_name[ @folder_name = ] folder_name
包含环境的文件夹的名称。The name of the folder that contains the environment. folder_namenvarchar(128)The folder_name is nvarchar(128).

[ @environment_name = ] environment_name[ @environment_name = ] environment_name
包含变量的环境的名称。The name of the environment that contains the variable. environment_name 为 nvarchar(128)。The environment_name is nvarchar(128).

[ @variable_name = ] variable_name[ @variable_name = ] variable_name
包含要删除的变量的名称。The name of the variable that is to be deleted. variable_name 为 nvarchar(128)。The variable_name is nvarchar(128).

返回代码值Return Code Value

0(成功)0 (success)

结果集Result Sets

NoneNone

权限Permissions

此存储过程需要下列权限之一:This stored procedure requires one of the following permissions:

  • 针对环境的 READ 和 MODIFY 权限READ and MODIFY permissions on the environment

  • ssis_admin 数据库角色的成员资格Membership to the ssis_admin database role

  • sysadmin 服务器角色的成员资格Membership to the sysadmin server role

错误和警告Errors and Warnings

下面的列表描述了一些可能引发错误或警告的情况:The following list describes some conditions that may raise an error or warning:

  • 环境名称无效The environment name is not valid

  • 环境变量不存在The environment variable does not exist