- xxvi ■IN TR O D U CT IO N • The easy addition of columns with default values means you can add the columns online. - ■I N T R OD U C T I ON xxvii • The new SIMPLE_INTEGER datatype provides faster performance than PLS_INTEGER. - xxviii ■IN TR O D U CT IO N • The flashback archive feature lets you track data stored in any Oracle table, for any length of. - You can. - In the. - 4 CH AP T E R 1 ■ I N ST AL L I N G , U PG R A D IN G , AN D M AN A G I N G CH A N G E • The Oracle XML DB option has been removed, since it isn’t an optional component any. - feature under which both the major components of Oracle’s memory allocation—the shared Alapati_910-1.book Page 8 Monday, October PM. - You can also cache. - However, you can. - upgrades of the database. - adequately “stress test” the changes before they were approved for the switch to production. - You can use RMAN,. - capture report is useful in many ways, it’s the workload replay report that you’ll see later that’s. - of the database. - of the SQL statements. - You can stage. - Similarly, you can also. - of the problem. - instances but also from multiple products • The same set of tools to analyze diagnostic data across instances The ADR consists of all the familiar Oracle database diagnostic files, such as the following. - You can also. - You can perform. - You can view. - Here’s the basic repair failure command: RMAN>. - Database automation • New flashback-related features • Database administration enhancements • SQL*Plus enhancements • Online application maintenance • The advanced table compression feature • Enterprise Manager new features • Oracle Scheduler new features We’ll begin with the most useful Oracle Database 11g database administration features. - You can set. - You can’t tune. - automated maintenance task—the SQL Tuning Advisor task. - a limit on how far back you can go in terms of retrieving older data—the undo tablespace can’t. - ■Note A flashback data archive doesn’t necessarily save all transaction changes “forever.” The length of. - record to the history table—the insert statement didn’t. - Here’s the example: SQL>. - You can specify the following. - A name for the flashback data archive • Whether the flashback data archive is the default archive for the database • The name of a tablespace you’ve created earlier • A quota for this flashback data archive in the tablespace you choose as the host for. - will depend on the amount of redo generated by the transaction that’s being backed out—the. - You can’t. - You can now. - Here’s the command to make an existing index invisible: SQL>. - “see” the index any longer when it’s figuring out the most efficient or optimal execution plan.. - When the optimizer “sees” the index hint embedded in the select statement,. - Here’s the explain plan output without the index hint: SQL>. - Here’s the new command: SQL>. - in the database. - preserved restore point isn’t the same as a guaranteed restore point, which enables you to flash. - The username • The time when the error occurred • The name of the script that contains the query, if a script was used • A user-defined identifier • The ORA, PLS, or SP2 error message • The query statement that caused the error By default, error logging is turned off, as you can see from the following query: SQL>. - You can add a. - of the table. - Jobs that you scheduled through the Oracle Scheduler • Jobs being managed by the Enterprise Manager • The three automated maintenance tasks (Optimizer Statistics Gathering, Segment Advisor,. - You can use the Management. - You can use this. - Before you can. - Here’s the command to. - You can use. - Here’s the test SQL query, with the result_cache hint: SQL>. - execution of the query. - Enabling PL/SQL Result Caching As we mentioned earlier, both server-side result caches—the SQL query result cache and the. - is the case with the other two automated management tasks—the Optimizer Statistics Gathering. - and Automatic Segment Advisor tasks—the Automatic SQL Tuning Advisor task is enabled by. - In Oracle Database 11g, you can. - Here’s the. - If a column has poor selectivity—for example, a certain value that’s the same in more than. - Here’s the query: SQL>. - Here’s the code: SQL>. - You can verify. - You can alternatively. - regression or if it’s the only available plan. - You can also perform a. - internal hackers to access this vital information.1 The HSM product will be configured by the security administrator. - You can use the backup. - Here’s the command: RMAN>. - You can also make a. - upon what your requirements are regarding the two criteria—the number of databases and the. - You can also specify a. - You can create a. - You can use any of the. - or events • The Data Pump APIs have been improved to restart worker processes after failures without. - You can also select. - You can use the. - By revealing “the truth” about ASM,. - Here’s the syntax to create a normal redundancy so you can see how it is applicable to the. - (10g, 10g Release 2, and 11g) of the databases. - versions of the database. - The compatible initialization setting of the database • The compatible.rdbms attribute of the diskgroup • The software version of the database Even though you upgrade an ASM instance to Oracle Database 11g, the compatible.asm. - syntax for the lsdg command is as follows: lsdg [-cgH] [group] In Oracle Database 11g, two new options are provided—the -g and -c flags to the lsdg. - you can use the following command. - The number of archivelogs generated from the primary database source • The amount of data updated while the standby database is in updatable mode Businesses can reap the benefits from a temporary snapshot of the primary database and. - 3 Call for “The Cookie Place” caches an entry for this vendor. - Here’s the B4I_DONATIONS_JOU trigger created initially disabled: CREATE TRIGGER B4I_DONATIONS_JOU BEFORE INSERT ON DONATIONS. - That’s pretty simple—the example just uses DBMS_OUTPUT to list the enqueued records. - You can see. - You can customize. - Optionally, you can. - Simple Object Access Protocol (SOAP) V1.1 • HTTP post method • The Accept-Charsets field of the HTTP input header • Web Services Description Language (WSDL) SOAP is a critical component for the XML DB web services. - Continuing from the DBA_SALARIES package, we will access the MAXSALARY function: http://rac11:8080/orawsv/XDB/DBA_SALARIES/MAXSALARY?wsdl Here’s the output. - The xmldiff command-line utility • The XMLDiff SQL function You can use any of the three options listed here to identify differences between two XML. - As you can. - Here’s the content of the load.ksh shell script. - You can pivot. - Here, you can. - of the applications. - DICOM object creation capability • DICOM object conformance validation enhancement • DICOM metadata extraction enhancements • The ability to make DICOM objects anonymous for security Alapati_910-1C12.fm Page 563 Tuesday, October AM
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