--------------------src.sql--------------------
IF ([dbo].[upgd_if_column_exists]('aksrv_server_props', 'nVisibilityTimeout') <> 0)
BEGIN
EXEC upgd_drop_column_def 'aksrv_server_props', 'nVisibilityTimeout';
ALTER TABLE [aksrv_server_props]
DROP COLUMN [nVisibilityTimeout]
END
GO
--------------------src.sql--------------------