sys.external_languages (Transact-sql) sys.external_languages (Transact-SQL)

适用于:Applies to: 是SQL Server 2019 (15.x)SQL Server 2019 (15.x)yesSQL Server 2019 (15.x)SQL Server 2019 (15.x)适用于:Applies to: 是SQL Server 2019 (15.x)SQL Server 2019 (15.x)yesSQL Server 2019 (15.x)SQL Server 2019 (15.x)

此目录视图提供数据库中的外部语言列表。This catalog view provides a list of the external languages in the database. “R”和“Python”是保留名称,不能使用这些特定名称创建外部语言 。R and Python are reserved names and no external language can be created with those specific names.

sys.external_languagessys.external_languages

目录视图 sys.external_languages 为数据库中的每个外部语言列出一行。The catalog view sys.external_languages lists a row for each external language in the database.

列名称Column name 数据类型Data type 说明Description
external_language_idexternal_language_id intint 外部语言的 IDID of the external language
语言language sysnamesysname 外部语言的名称。Name of the external language. 在该数据库中是唯一的。Is unique within the database. R 和 Python 是每个实例的保留名称R and Python are reserved names per instance
create_datecreate_date datetime2datetime2 创建日期和时间Date and time of creation
principal_idprincipal_id intint 拥有此外部库的主体的 IDID of the principal that owns this external library

另请参阅See also