id int(11) not_null auto_increment
alert_type varchar(32) not_null
message text not_null
alert_timestamp datetime not_null
severity_level int(11) not_null DEFAULT 1
context text DEFAULT NULL

--
primary id
idx_alert_timestamp alert_timestamp
idx_severity severity_level

##
engine innodb
character_set utf8mb4
collate utf8mb4_unicode_ci
