last_occurrence_time 重置警报上一次发生的时间。“last_occurrence_time”的值为“int”,默认值为NULL,且只能设置为0。 last_response_date 重置SQLServerAgent服务上一次响应警报的日期。“last_response_date”的值为“int”,默认值为NULL,且只能设置为0。
174 Increases the SQL Server Database Engine plan cache bucket count from 40,009 to 160,001 on 64-bit systems. For more information, see KB3026083.Note: Ensure that you thoroughly test this option, before rolling it into a production environment.Scope: Global only. 176 Addresses errors whe...
方法一:sql实现方法之正则表达式 可以使用 Oracle 自带的正则函数 regexp_count 和 regexp_substr 来实现,这种方法很简单,并且考虑了字符串以分隔符结尾的情况。但要注意的是,该方法中使用的正则函数 regexp_substr 在10g及以后的版本中执行都是比较顺利的,而regexp_count 函数则需要在11g及以后的版本中才能执行。
174 Increases the SQL Server Database Engine plan cache bucket count from 40,009 to 160,001 on 64-bit systems. For more information, see KB3026083.Note: Ensure that you thoroughly test this option, before rolling it into a production environment.Scope: Global only. 176 Addresses errors when...
適用於:SQL Server 2016 (13.x) 和更新版本。 COMMIT_TABLE 僅限內部使用。 CONNECTION_ENDPOINT_LOCK 僅限內部使用。 適用於:SQL Server 2016 (13.x) 和更新版本。 COUNTRECOVERYMGR 僅限內部使用。 適用於:SQL Server 2012 (11.x) 和更新版本。 CREATE_DATINISERVICE 僅限內部使...
COUNTRECOVERYMGR 仅供内部使用。 适用于:SQL Server 2012(11.x)及更高版本。 CREATE_DATINISERVICE 仅供内部使用。 适用于:SQL Server 2012(11.x)及更高版本。 CXCONSUMER 当使用者线程(父线程)等待生成者线程发送行时,与并行查询计划一起发生。 CXCONSUMER 等待是由从其生成者线程中耗尽行的 Exchange 迭代器引...
occurrence A signed or unsigned integer that specifies the token to be returned. For example, if you specify 3 as a value for this parameter, the third token in the string is returned. Result Types DT_WSTR Remarks This function splits up the <character_expression> string into a set of ...
Applies To: SQL Server 2005 Summary: It is not uncommon to experience the occasional slow down of a SQL Server database. A poorly designed database or a system that is improperly configured for the workload are but several of many possible causes of this type of performance problem. Administ...
Count(Distinct): missing operator error? Counting Blank spaces between two words in string Counting Carriage returns Counting the '-' (Hyphens) in a string Country, State and City SQL Database Couple of questions on SQL Server 2008 - Beginner Covert sql output into excel and schedule the auto...
or Transaction Begin and Transaction End. This target can be used when orphaned transactions occur inside the SQL Server Database Engine to track the occurrence back to the statement that opened the transaction. For example, the following query creates an event session that tracks unpaired database...