For Oracle database developers, this problem is compounded by the lack of quantifiable metrics that capture the cost of database development.By Steve CallanORAtips Associate Editor
there is description on how to set up fetch size globally and overwrite it for carefully selected queries using different approaches: Hibernate, JPA, Spring jdbc templates or core jdbc API. And some simplebenchmark for oracledatabase. As a rule of thumb you can: ...
Environment Red Hat Enterprise Linux (RHEL) 5, 6, 7, 8, 9 Oracle Database (RAC) 11g, 12c, 18c, 19c, 21cSubscriber exclusive content A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more. Current Customers and Partners Log in for full access Log In...
By protecting sensitive and regulated data automatically, patching a database for security vulnerabilities, and preventing unauthorized access—all with Oracle Autonomous Database—operational costs can be reduced by as much as 90 percent. Explore migrating to the cloud with Oracle Try Oracle ...
Multi-Source Data Integration FAQs Data sources are everywhere in the digital business world—on Internet of Things (IoT) devices, an app’s userbase in an ERP system, and within customer service requests in CRM software. With so much data constantly flowing in, how do organizations tease out...
An update from a B-tree is really a delete of the old value and insert of the new one. But with a bitmap Oracle Database has to lock the affected rowid ranges for both the old and new values!As a result, bitmap indexes are best suited for tables that will only have one process ...
Oracle Database Performance TuningUnderstanding ORA-04031The ORA-04031: unable to allocate bytes of shared memory error occurs because more shared memory was needed than was available.The error message will show how much memory was unavailable, the memory pool encountering the error and details about...
Oracle Database - Standard Edition - Version 18.1.0.0.0 and laterInformation in this document applies to any platform.GoalIn Oracle 18c and up, the space allocated to the MGA (Managed Global Area) is included in total amount of memory allocated to the PGA. This can be see from v$pgastat...
or much more detailed info crsctl status resource -w 'TYPE = ora.database.type' -f Also as it was already mentioned the database in MySQL is not the same as the database in Oracle. In Oracle it is more closer to schema - that is named container for user's objects. To get schem...
3. Database auditing Auditing database usage is another important responsibility for cloud DBAs. Much like data security, monitoring adherence to regulatory compliance frameworks such as the Payment Card Industry Data Security Standard, HIPAA and GDPR is a shared responsibility with the cloud datab...