sp_delete_log_shipping_primary_secondary (Transact-SQL MetaData) Definition

Please note: that the following source code is provided and copyrighted by Microsoft and is for educational purpose only.
The meta data is from an SQL 2012 Server.

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Definition:

sys.sp_delete_log_shipping_primary_secondary(nvarchar @primary_database
, nvarchar @secondary_server
, nvarchar @secondary_database)

MetaData:

 create procedure sys.sp_delete_log_shipping_primary_secondary   
(  
    @primary_database sysname  
    ,@secondary_server sysname  
    ,@secondary_database sysname  
)  
as  
begin  
    set nocount on  
    declare @retcode int  
                ,@primary_id uniqueidentifier  
  
    --   
    --  security check  
    --   
    exec @retcode = sys.sp_MSlogshippingsysadmincheck  
    if (@retcode != 0 or @@error != 0)  
        return 1  
    --   
    --  must be invoked from master db  
    --   
    if (db_name() != N'master')  
    begin  
        raiserror(5001, 16,-1)  
        return 1  
    end  
    --   
    --  Primary database should exist  
    --   
    select @primary_id = primary_id  
    from msdb.dbo.log_shipping_primary_databases  
    where primary_database = @primary_database  
    if (@primary_id is null)  
    begin  
        raiserror(32010, 10, 5, @primary_database)  
        return 0  
    end  
    --   
    --  delete secondary if it exists  
    --   
    if exists (select * from msdb.dbo.log_shipping_primary_secondaries  
                where primary_id = @primary_id  
                    and secondary_server = upper(@secondary_server)  
                    and secondary_database = @secondary_database)  
    begin  
        delete msdb.dbo.log_shipping_primary_secondaries  
                where primary_id = @primary_id  
                    and secondary_server = upper(@secondary_server)  
                    and secondary_database = @secondary_database  
    end  
    --   
    --  all done  
    --   
    return 0  
end