44 lines
1.2 KiB
SQL
44 lines
1.2 KiB
SQL
-- 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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SET LINES 999 PAGES 5000 TRIMSPOOL ON TRIMOUT ON VERIFY OFF
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COL sql_plan_step FOR A50 WORD_WRAP
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SELECT * FROM (
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SELECT
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a.session_state
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, a.event
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, a.sql_id
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, a.blocking_session_status
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, a.blocking_session
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, a.blocking_session_serial#
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, a.current_obj#
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, a.sql_plan_line_id
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, a.sql_plan_operation ||' '||a.sql_plan_options sql_plan_step
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, count(*)
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, lpad(round(ratio_to_report(count(*)) over () * 100)||'%',10,' ') percent
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, MIN(a.sample_time)
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, MAX(a.sample_time)
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FROM
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DBA_HIST_ACTIVE_SESS_HISTORY a
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WHERE
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a.sample_time BETWEEN TIMESTAMP'2011-01-20 17:25:00' AND TIMESTAMP'2011-01-20 18:55:00'
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AND a.event = 'enq: TX - index contention'
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GROUP BY
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a.session_state
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, a.event
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, a.sql_id
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, a.blocking_session_status
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, a.blocking_session
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, a.blocking_session_serial#
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, a.current_obj#
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, a.sql_plan_line_id
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, a.sql_plan_operation ||' '||a.sql_plan_options
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ORDER BY
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percent DESC
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)
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WHERE ROWNUM <= 30
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/
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