{"name":"Schema modified","description":"Spikes indicate that something has been added to the database schema, or the existing schema has been modified. A spike will not occur if a schema object is deleted.\r\nFor more information, see <a href=\"http:\/\/msdn.microsoft.com\/en-gb\/library\/ms190324.aspx\">http:\/\/msdn.microsoft.com\/en-gb\/library\/ms190324.aspx<\/a>.","tsql":"SELECT DATEDIFF(ss, '1970', MAX([modify_date]))\r\n  FROM [sys].[objects];\r\n","instances":false,"frequency":1800,"databases":{"mode":1},"rateofchange":true,"metricenabled":true,"alertname":"Schema modified","alertdescription":"Raised when the schema of this database is modified. If this change was not authorized, you may want to investigate further.\r\nNote: If you delete a schema object such as a table, constraint or index, an alert is not raised.","aboveorbelow":"above","collections":1,"alertenabled":true,"_thresholds_high":{"selected":false},"_thresholds_medium":{"selected":true,"value":0},"_thresholds_low":{"selected":false},"thresholds_comment":"Note: These thresholds are intended as guideline values. If they seem too high or too low for your environment, replace them with values more suited to your server performance.","targetentitytype":0}