Distributed architecture of Oracle Database In-memory. PVLDB, 8(12):1630-1641, 2015.N. Mukherjee, S. Chavan, M. Colgan, D. Das, M. Gleeson, S. Hase, A. Holloway, H. Jin, . J. Kamp, K. Kulkarni, T. Lahiri, J. Loaiza, N. Macnaughton, V. Marwah, A. Mullick, A. Witkows...
一个运行着的ORACLE数据库就可以看成是一个ORACLE SERVER,该SERVER由数据库(Database)和实例(Instance)组成,在一般的情况下一个ORACLE SERVER包含一个实例和一个与之对应的数据库,但是在特殊情况下,如8i的OPS,9i的RAC,一个SERVER中一个数据库可以对应多个实例。 一系列物理文件(数据文件,控制文件,联机日志等)的集...
Oracle Database also creates server processes to handle the connections to the database on behalf of client programs, and to perform the work for the client programs; for example, parsing and running SQL statements, and retrieving and returning results to the client programs. These types of ...
Microsoft Azureのデータ・センター内で稼働するOracle Exadata Database Service on Dedicated Infrastructure (ExaDB-D)におけるOracle Maximum Availability Architecture(MAA)では、ソフトウェア更新およびエラスティック操作のためのデータベース停止時間がゼロになるなど、本来備わっている高可用性が確保...
Oracle Data Guard通过从主数据库传输和应用重做数据来维护备用数据库。对于计划内维护或灾难恢复测试,请使用Oracle Data Guard切换。如果主数据库不可用,请使用Oracle Data Guard故障转移恢复服务。 以下步骤介绍了 OCI 托管网络在Oracle Database@Azure中跨 AZ 启用Oracle Data Guard的过程。OCI 是性能(延迟、吞吐量...
Oracle Maximum Availability Architecture Best PracFces For Oracle Database 12c CON6537 Michael Smith ConsulFng Member of Technical Staff Oracle Server Technologies / MAA Manish Upadhyay...
Oracle Database@Azure allows organizations to run Oracle databases natively in Microsoft Azure with high levels of performance, availability, security, and cost effectiveness. Customers expect high levels of data protection and resiliency from Oracle Database, and Oracle Database@Azure is no exception....
When you migrate an Oracle application to use a different database like PostgreSQL you must capture the architecture of the existing application to ensure that all considerations are covered, we call that the current state architecture. The current state architecture describes the part of the applica...
Oracle干脆允许tuple span pages,以避免移动tuples。 数据仓库(Data Warehouses) 数据仓库的场景(也称为OLAP场景)和OLTP的场景比较不一样,上面提到的优化过程和执行引擎的讨论需要一定的扩展和修改才能在OLAP的场景下得到更好的性能。 Bitmap Indexes。有些列,例如性别,只有固定的取值可能,使用Bitmap索引可以得到更好...
Oracle database server architecture 对于一个instance对应一个database的database server的结构理解: #右侧图为多租户结构的理解