109 lines
3.1 KiB
Plaintext
109 lines
3.1 KiB
Plaintext
/*+ MAX_EXECUTION_TIME(8000) */
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-- Group same alarms in time period - just count occurrences
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-- Filter by priority, location, and time range
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SELECT
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CONCAT(IFNULL(ae.displaypath, 'Unknown'), ' - ',
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SUBSTRING_INDEX(IFNULL(ae.source, ''), ':/alm:', -1)) AS Description,
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IFNULL(tag.strValue, '') AS Tag,
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-- Use myLocation property directly (99.96% coverage) - MUCH faster than parsing tags!
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IFNULL(loc.strValue, '') AS Location,
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CASE ae.priority
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WHEN 0 THEN 'Diagnostic'
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WHEN 1 THEN 'Low'
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WHEN 2 THEN 'Medium'
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WHEN 3 THEN 'High'
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WHEN 4 THEN 'Critical'
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ELSE 'Unknown'
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END AS Priority,
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CASE
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WHEN ae.priority = 3 THEN 'Alarms-Styles/High'
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WHEN ae.priority = 2 THEN 'Alarms-Styles/Medium'
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WHEN ae.priority = 1 THEN 'Alarms-Styles/Low'
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WHEN ae.priority = 0 THEN 'Alarms-Styles/Diagnostic'
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ELSE 'Alarms-Styles/NoAlarm'
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END AS Style,
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MIN(ae.eventtime) AS FirstTimestamp,
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MAX(ae.eventtime) AS LastTimestamp,
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TIME_FORMAT(
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SEC_TO_TIME(
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TIMESTAMPDIFF(SECOND,
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MIN(ae.eventtime),
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MAX(
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(SELECT MIN(clr.eventtime)
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FROM alarm_events clr USE INDEX (idx_alarm_events_eventid)
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WHERE clr.eventid = ae.eventid
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AND clr.eventtype IN (1, 2)
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AND clr.id > ae.id
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)
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)
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)
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),
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'%H:%i:%s'
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) AS Duration,
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COUNT(*) AS "Count"
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FROM alarm_events ae FORCE INDEX (idx_alarm_events_grouping)
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LEFT JOIN alarm_event_data tag FORCE INDEX (idx_alarm_event_data_lookup)
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ON tag.id = ae.id AND tag.propname = 'myTag'
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LEFT JOIN alarm_event_data loc FORCE INDEX (idx_alarm_event_data_lookup)
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ON loc.id = ae.id AND loc.propname = 'myLocation'
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WHERE
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ae.eventtype = 0
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AND ae.displaypath NOT LIKE '%System Startup%'
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AND ae.source NOT LIKE '%System Startup%'
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AND ae.displaypath NOT LIKE '%System Shutdown%'
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AND ae.source NOT LIKE '%System Shutdown%'
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AND (
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(:startTime IS NULL OR :startTime = '' OR ae.eventtime >= :startTime)
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AND
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(:endTime IS NULL OR :endTime = '' OR ae.eventtime <= :endTime)
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)
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-- Exclude active alarms: only show alarms that have been cleared
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-- Check if a later clear/ack event exists for this eventid
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AND EXISTS (
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SELECT 1
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FROM alarm_events clr USE INDEX (idx_alarm_events_eventid)
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WHERE clr.eventid = ae.eventid
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AND clr.eventtype IN (1, 2)
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AND clr.id > ae.id
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LIMIT 1
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)
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-- Priority filter: Only evaluate priority conditions when parameter is provided
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AND (
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:priority IS NULL OR :priority = '' OR :priority = 0
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OR (
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:priority IS NOT NULL AND :priority != '' AND :priority != 0 AND (
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(:priority = 3 AND ae.priority = 3)
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OR (:priority = 2 AND ae.priority BETWEEN 2 AND 3)
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OR (:priority = 1 AND ae.priority BETWEEN 1 AND 3)
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)
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)
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)
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-- Location filter: Use myLocation property directly (much faster than parsing tags!)
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AND (
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:location IS NULL OR :location = ''
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OR (
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:location IS NOT NULL AND :location != '' AND
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IFNULL(loc.strValue, '') LIKE CONCAT('%', :location, '%')
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)
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)
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GROUP BY
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ae.source,
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ae.displaypath,
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ae.priority,
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tag.strValue
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ORDER BY
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FirstTimestamp DESC;
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