27 lines
862 B
MySQL
27 lines
862 B
MySQL
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-- Copyright 2018 Tanel Poder. All rights reserved. More info at http://tanelpoder.com
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-- Licensed under the Apache License, Version 2.0. See LICENSE.txt for terms & conditions.
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COL begin_interval_time FOR A30
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COL end_interval_time FOR A30
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COL stat_name FOR A50
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SELECT * FROM (
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SELECT
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TO_CHAR(end_interval_time, 'YYYY-MM-DD HH24:MI:SS') snap_end_time
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, stat_name
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, CASE WHEN value - LAG(value) OVER (PARTITION BY stat_name ORDER BY begin_interval_time) < 0 THEN value ELSE value - LAG(value) OVER (PARTITION BY stat_name ORDER BY begin_interval_time) END value
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FROM
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dba_hist_sysstat
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NATURAL JOIN
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dba_hist_snapshot
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WHERE
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REGEXP_LIKE(stat_name, '&1', 'i')
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AND begin_interval_time >= &2
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AND end_interval_time <= &3
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ORDER BY
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begin_interval_time, stat_name
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)
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WHERE value > 0
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/
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