Oracle Database 11G A Beginners Guidec by Mark Scardina, Ben Chang, Jinyu Wang

By Mark Scardina, Ben Chang, Jinyu Wang

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Though not as common as varchar2, the char data type can be used to store trailing spaces. 8882? 8882. capacity to be leveraged by the grid to provide for a form of parallel processing on steroids. The following are the major players that enable the Oracle grid technology: ■ Real Application Clusters (RAC) Involves a suite of networked computers sharing a common Oracle Database 11g and running platform-independent clusterware, the glue that makes the interconnect between the clustered nodes so transparent.

What types of stored objects can be encapsulated into an Oracle Database 11g package? 5. What is the fundamental difference between a procedure and a function in Oracle Database 11g? 6. Data in the system tablespace is often referred to as metadata—or data about data. Name at least two types of metadata in the system tablespace. 7. What is the difference between the timestamp and date data types? 8. What type of information and data ends up being stored in the sysaux tablespace? Progress Check Answers 1.

If the Linux server were to go out of service, the pension application would grind to a halt. There is no built-in mechanism for pension system processing to carry on another server. ■ The three applications at the bottom are interlaced with one another. The benefits application can be hosted on from one to three of the available servers. As well, the database files that support these three applications can reside upon (and be read from) any of the nine disks in the grid’s disk farm. The browser-based OEM Grid Control holds the whole thing together.

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