SQL Server has encountered %d occurrence(s) of cachestore flush for the '%s' cachestore (part of plan cache) due to some database maintenance or reconfigure operations.重新編譯執行計畫資料庫的特定變更可能會導致執行計畫沒有效率或無效,端視資料庫的新狀態而定。 SQL Server 會偵測讓執行計畫失效的...
对于每个 DocId 值,均有一个 Occurrence 值的列表对应于该 DocId 值中特定关键字的相对字偏移量。 位置值用于确定短语或邻近匹配项,例如具有相邻位置值的短语。 它们还用于计算相关性分数,例如记分时可能会用某个关键字在 DocId 中的出现次数。全文索引碎片...
從 SQL Server 2005 (9.x) Service Pack 2 開始,針對計畫快取中每個已清除的快取存放區,SQL Server 錯誤記錄檔會包含下列資訊性的訊息:SQL Server has encountered %d occurrence(s) of cachestore flush for the '%s' cachestore (part of plan cache) due to some database maintenance or reconfigure ...
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They also provide some advanced capabilities, such as counting the number of times a specific event has occurred during the session and only allowing the event to be consumed after an occurrence or dynamically updating the predicate itself to suppress the consumption of events containing similar data...
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...
Problem causes are ordered in terms of their frequency of occurrence: A log file cannot be found in the active log path directory. There may be a problem with the database directory the operation is being attempted on. There may be inadequate disk space to complete the operation. ...
To create a new database connection, import an XML file with connection definitions, or export or edit current connections, right-click the Connections node and select the appropriate menu item. The Files navigator (marked by a folder icon; not shown in the preceding figure) displays your ...
'SELECT DEPTNO, MIN(SAL), MAX(SAL) FROM EMP GROUP BY DEPTNO''SELECT ENAME, EMPNO FROM EMP WHERE DEPTNO = :DEPTNUMBER' Method 4 This method lets your program accept or build a dynamic SQL statement, then process it using descriptors (discussed in"Using Oracle Method 4"). The number of...
The occurrence of redundant terms in the database causes the waste of space in the disk. Due to redundant terms, inconsistency may also occur. If any change is made in the data of one table but not made in the same data of another table, then inconsistency will occur. This inconsistency...