Sybex OCA Oracle 10g Administration I Study Guide phần 8 pdf

... change at any time without prior notice and at Oracle s sole discretion. Please visit Oracle s Training and Certification website ( http://www .oracle. com/education/certification/ ) for ... gathering statistical information from the data dictionary views, dynamic performance views, and optimizer and then storing this information in the database. The tables that store these statis...

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... g and 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB Extent 2 256KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB 8KB Extent 1 64KB Segment ... system. Managing Parameter Initialization Files Oracle uses parameter initialization files to store information about initialization parameters used when an Oracle instance start...

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... Design Considerations 186 Network Complexity Issues 186 Network Security Issues 187 Interfacing Existing Systems with New Systems 188 Network Responsibilities for the DBA 188 Network Configurations ... xii Friday, October 15, 2004 9:53 PM xviii Introduction Oracle Certifications Oracle certifications follow a track that is oriented toward a job role. There are database admin- i...

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... specifies the location of the arch directory. adump If database auditing is turned on, this directory is specified as the location where the audit trail information is to be written. The PFILE/SPFILE ... this: ifile=D: \oracle\ admin\PROD\pfile\initPROD.ora Using these techniques allows you to put the initialization parameter files in their default locations under $ORACLE_ HOME, but also in...

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... constraint-checking model is the default? A. Initially immediate and deferrable B. Initially immediate and not deferrable C. Initially deferred and not immediately D. Initially deferrable and not immediate 14. ... screens. Single-tier archi- tecture is commonly associated with mainframe-type applications. This architecture is still in use today for many mission-critical applications, such as...

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... machine on which the listener is running. An IP address can also be specified in TCP/IP. PORT Specifies the listening location of the listener specific to TCP/IP. CONNECT_DATA Starts the services ... problem, as discussed in the following sidebar. Verifying Localnaming Configuration Files If the client is using the localnaming method for net service name resolution, check the entries in th...

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... COMPOSITE_LIMIT UNLIMITED; ALTER PROFILE data_analyst LIMIT COMPOSITE_LIMIT 100000; To enforce the resource limits established with profiles, you must enable them by setting the initialization ... col- umn indicates whether this client is using a dedicated session or a dispatcher. The following list- ing shows an example of the V$SESSION view displaying the server information. (This listing...

Ngày tải lên: 07/08/2014, 11:22

... data- base directory object. file is the filename. logfile=dir:file Specifies the log file location and name. dir is a database directory object. file is the filename. directory=dir Specifies the file ... and discard files (BADFILE and DISCARDFILE). The OPTIONS line specifies direct path loading. With fixed-format data, the column specification identifies the starting and ending positions....

Ngày tải lên: 07/08/2014, 11:22

... database. Multiplexing Control Files Using an SPFILE Multiplexing using a binary SPFILE is similar to multiplexing using init.ora. The major dif- ference is in how the CONTROL_FILES parameter is changed. ... datafiles are kept in this section, and once this section fills up, the entries are reused in a circular fashion after the number of days specified by the initialization parameter CO...

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... contain an operating system managed file system. Instead of a file system managing the reading and writing activities, Oracle does so. reactive monitoring Monitoring the Oracle server for issues ... up failed user connections. Program Global Area (PGA) An area of memory in which information for each client session is maintained. This information includes bind variable, cursor informatio...

Ngày tải lên: 07/08/2014, 11:22