SQL Server序列的监控
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--脚本名称 : db_sequences_alert.sql
--脚本作者 : 潇湘隐者
--创建日期 : 2021-01-21
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脚本功能 : 检查数据库中的sequences的使用情况,如果sequences的当前值超过maximum_value的85%,
就应该采取措施处理。
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注意事项 : 暂无
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参考资料 : https://docs.microsoft.com/en-us/sql/relational-databases/system-catalog-views/sys-sequences-transact-sql?view=sql-server-ver15
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更新记录 : 2021-01-21 创建此脚本
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SELECT @@SERVERNAME AS [server_name]
,DB_NAME(DB_ID()) AS [database_name]
,SCHEMA_NAME(schema_id) AS [scheme_name]
,nameAS [sequence_name]
,create_date AS [create_date]
,modify_date AS [modify_date]
,type_desc AS [type_desc]
,start_value AS [start_value]
,current_value AS [current_value]
,minimum_value AS [minimum_value]
,maximum_value AS [maximum_value]
,is_cycling AS [is_cycling]
,cache_size AS [cache_size]
,is_exhausted AS [is_exhausted]
,CASEWHEN increment >=1 THEN
ROUND(CAST(current_value ASDOUBLEPRECISION)/CAST(maximum_value ASDOUBLEPRECISION)*100,2)
ELSE
ROUND(CAST(current_value ASDOUBLEPRECISION)/CAST(minimum_value ASDOUBLEPRECISION)*100,2)
ENDAS [percent_usage(%)]
FROM sys.sequences
WHERE is_cycling =0
ORDERBY [percent_usage(%)] DESC
GO
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THE END