Oracle performance Optimization operating system Tools-beyond OCP proficient in Oracle video tutorial Training 37Course IntroductionWind Brother Oracle Video tutorial Video Tutorial Learning Address:Http://edu.51cto.com/course/course_id-8406.htmlOracle performance optimized operating system Performance tool, the course content is as follows:1. Operating System performance Optimization analysis and tool description2. Top/topas of operating system perfo
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Course ObjectivesOracle Video tutorial, wind brother Oracle Tutorial training learning content including Oracle monitoring concepts and common profiles, monitoring tools and service testing, Oracle monitoring static registration and dynamic registration, configuring Oracle Second Monitoring, Oracle monitoring and client configuration, Oracle monitoring log configuration and
Tags: Oracle tutorial Oracle Database Tutorial oracle11g installation diagram Oracle database create Oracle Database650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M02/6E/14/wKiom1VyyWCRfjEKAAGteXGzWtU074.jpg "title=" Oracle database creation and Installation "alt=" Wkiom1vyywcrfjekaagtexgzwtu074.jpg "/>_ beyond OCP Proficient in Oracle Video tutorial training 02~04After completing this Oracle video tutorial, you can learn the following:Oracle
OCP question analysis _ 007: sequence can be designed to be unique, but continuous instances cannot be implemented. sequence disconnection number, transaction rollback, sequence disconnection number, concurrent access, sequence may be disconnected ...... www.2cto.com calls seq_name.currval, the returned result is the returned value of seq_name.nextval, which is the last time seq_name.nextval is called in this session. Therefore, when seq_name.currval
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and reset time information in datafile and online redolog FileIn versions earlier than 10 Gb, we recommend that you perform a full backup immediately after the database completes the open resetlogs operation.Because in earlier versions, online redolog files are not archived When the open resetlogs operation is executed.This will cause the archived log file to be no longer consecutive, And the backup created earlier will not be valid.That is, the current status cannot be restored and can only be
user creates a private synonym in his/her own mode, the user must have the create synonym permission; otherwise, the user cannot create a private synonym.② If you want to create a synonym in other modes, you must have the create any synonym permission.③ Create public synonym system permission is required to create a public synonym.(Iv) OCP questions
Q: 16 Mary has a view called EMP_DEPT_LOC_VU that was created based onthe EMPLOYEES, DEPARTMENTS, an
want to eat the space that can be increased by shared_pool.Indeed, setting db_cache_size solves the problem of excessive shared_pool occupation.Alternatively, you can:You can also set these two parameters.Shared_pool_reserved_size_ Shared_pool_reserved_min_alloc: the minimum value is changed to 4100.
idle> select a.ksppinm name,b.ksppstvl value,a.ksppdesc description from x$ksppi a,x$ksppcv b where a.indx = b.indx and a.ksppinm like '%_shared_pool_reserved_min_all
Analysis of OCP questions 053-61 RMAN set command id to, ocprman
61. You frequently have multiple RMAN sessions running, and you want to be able to easily identify eachJob via the CLIENTJNFO column of the dynamic performance view V $ SESSION. What RMAN commandCan you run to set the value for this column?
A. set clientinfo to 'rjb rman session ';B. set command id to 'rjb rman session ';C. set channelid to 'rjb rman session ';D. set session_name to 'rjb
Preface
In this chapter, we will explain part 1 of The Five Principles of S.O.L. I. D: Implementation of The JavaScript language, and The Principle of Open and Closed OCP (The Open/Closed Principle ).
The opening/closing principle is described as follows:
Software entities (classes, modules, functions, etc.) shocould be open for extension but closed for modification.
Software entities (classes, modules, methods, etc.) should be open to extensions and
the field header has a double-reference, and the rules for using the two-argument are as follows: 1. Suppose that the field name is composed of multiple words, with spaces in between, such as new credit Limit. You must add a double argument, or you will get an error.2. Assume that the title name is a word or multiple consecutive words. Assume no double-quotes. The format of the output is completely uppercase, such as option A, the name is output.Assuming that the plus and minus arguments are
scope-memory;Alter system set LOCAL_LISTENER=NEW scope=memory;alter system register;20. At the operating system prompt, use the LSNRCTL service newlist to confirm that a new service has been registered with the new listener.21. Confirm that the new network environment is in effect by logging in using the following code:Sqlplus system/oracle@newExercise 4-2 setting up a shared server environmentThis exercise is a continuation of step 21 in exercise [4-1], where the user needs to configure a shar
Tags: Image type LLB Oracle POI IMG Abort IMA wait30, which is true when a database instance are shut down?A. Only transactional and normal modes wait for all uncommitted transactions to commit or rollback and then close the data Base.B. Immediate, transactional, and normal modes all result in a checkpoint.C. Neither the immediate nor the Abort mode rolls back uncommitted transactions.D. Immediate, transactional, and normal modes wait for all uncommitted transactions either to commit or rollback
8K, cannot be changed after database creation.· Control_files: Specifies the control file location.2.shell script filesWhat is included in the shell script:• Create multiple directories in $oracle_base, set environment variables, and more.The Windows platform also uses Oradim.exe to create services.• Run SQL Script Create external password file:%oracle_home/dbs/orapwThen run a series of scripts such as SQL script Createdb.sql to create the database.3.CREATE Database commandCreatedb.sql Script c
references to outdated backups from the warehouseDelete Obsolete--remove any unwanted backups from the disk or tape and remove the backup references from the warehouse.Catalog-The location of the user-managed backup is included in the warehouse. 2) Archive Backup: Backup XXX Keep {forever | until time xxxx} [restore point xxxx]-----The restore point xxxx is the name in the control file.V$archived_log still exists after the archive log is removed:Rman Target/Rman> crosscheck Archivelog All;rma
----------------PermanentArch fileRman BackupRman CopyAutomatic backup of control filesFlash back to the log.2) configurationDb_recovery_file_dest-----Path is dynamic, and if modified, the previous path is known.Db_recovery_file_dest_size----Size (first set/)Db_recovery_file_dest dynamic, if modified, the previous path is also known. The following views all contain Is_recovery_dest_file columns.V$controlfileV$logfileV$backup_paceV$archive_logUse of the flashback reply area.V$flash_recovery_area_
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