CREATE OR ALTER PROCEDURE [dbo].[Adm_T_DatabaseBackupFilesDeleteAll]
AS
BEGIN
    SET NOCOUNT ON;

    DECLARE @DeleteDate date 

    SET @DeleteDate = DATEADD(DAY, -1, GETDATE())

    EXEC master.sys.xp_delete_file 0, '/var/opt/mssql/backup/', 'BAK', @DeleteDate, 0;
END