Using this method, the ORA_ROWSCN would be returned along with the the data from the initial query. It is then passed along with the modified data in order to check for changes to the SCN since the initial query.CREATE OR REPLACE PROCEDURE UPDATE_SALARY (p_empno IN emp.empno%TYPE, p_...
Summary: Based on XTC, we have redesigned, reimplemented, and reoptimized BrackitDB, a native XML DBMS (XDBMS). Inspired by "optimal" concurrency gained on XTC using the taDOM protocol, we applied an XML benchmark on BrackitDB running now on a substantially different computer platform. We ...
Strict 2 phase locking Protocol:All exclusive mode locks are taken by a transaction must be unlocked after commit. However we don’t bother about shared locks. Using this method schedule will be recoverable and cascade less. Rigorous 2 Phase Locking Protocol:All locks must be hold until the tr...
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The bean is updated with the latest screen information using the setter methods in the CustomerStateHolder bean. Finally, the customer update is initiated by calling the setCustomer() method, which in turn delegates to the setCustomerStateHolder() method in the Customer entity EJB. The code ...
However, this method is being blocked by the database lock associated with the first start-up transaction. The database sees a simple blocking situation, as does the JVM. However, this problem will never resolve and the system never starts up....
Locking method and computer system in a process of shared resources in a computer system PURPOSE: To strengthen the operation by locking shared resources at a computer system inside a process. SD Hamasurei,スコット デイヴィッド ハマスレイ,AD Sumetsuto,... 被引量: 0发表: 1997年 加载更...
1. A processor-implemented method of directing a database management system to lock data in a database, comprising: providing a first locking level for individually locking blocks of data that are physically clustered by dimension, in a multi-dimensionally clustered table contained in the database...
If there's a method for running these sql statements with less overhead, I'm listening, just as long as you don't tell me I'd have to copy/paste to the command line. Additionally, I believe the cost of using CTAS vs insert was with memory use. Alas, my strength is SQL in ...
5089952Method for allowing weak searchers to access pointer-connected data structures without locking1992-02-18Bozman395/725 5058002Page splitting method and apparatus for a database stored in a plurality of memory storage units1991-10-15Nakamura et al.364/200 ...