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sp_helptrigger (Transact-SQL)

  • Artikkeli

Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance

Returns the type or types of data manipulation language (DML) triggers defined on the specified table for the current database. sp_helptrigger can't be used with data definition language (DDL) triggers. Query the sys.triggers catalog view instead.

Transact-SQL syntax conventions

Syntax

sp_helptrigger
    [ @tabname = ] N'tabname'
    [ , [ @triggertype = ] 'triggertype' ]
[ ; ]

Arguments

[ @tabname = ] N'tabname'

The name of the table in the current database for which to return trigger information. @tabname is nvarchar(776), with no default.

[ @triggertype = ] 'triggertype'

The type of DML trigger to return information about. @triggertype is char(6), and can be one of these values.

Value Description
DELETE Returns DELETE trigger information.
INSERT Returns INSERT trigger information.
UPDATE Returns UPDATE trigger information.

Return code values

0 (success) or 1 (failure).

Result set

The following table shows the information that is contained in the result set.

Column name Data type Description
trigger_name sysname Name of the trigger.
trigger_owner sysname Name of the owner of the table on which the trigger is defined.
isupdate int 1 = UPDATE trigger

0 = Not an UPDATE trigger
isdelete int 1 = DELETE trigger

0 = Not a DELETE trigger
isinsert int 1 = INSERT trigger

0 = Not an INSERT trigger
isafter int 1 = AFTER trigger

0 = Not an AFTER trigger
isinsteadof int 1 = INSTEAD OF trigger

0 = Not an INSTEAD OF trigger
trigger_schema sysname Name of the schema to which the trigger belongs.

Permissions

Requires Metadata Visibility Configuration permission on the table.

Examples

The following example executes sp_helptrigger to produce information about the triggers on the Person.Person table in the AdventureWorks2022 database.

USE AdventureWorks2022;
GO
EXEC sp_helptrigger 'Person.Person';

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