Tags: Oracle database tutorial oracle tutorial oracle Video Tutorial oracle certification oracle training
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
PHP handles case-sensitive issues in disorder and may occasionally encounter issues when writing code. So here is a summary.However, I do not encourage you to use these rules. We recommend that you always adhere to the "Case sensitivity" and follow the unified code specifications.
1. Variable names are case sensitive
Copy codeThe Code is as follows:$ Abc = 'abc ';Echo $ abc; // output 'abc'Echo $ aBc; // No outputEcho $ ABC; // No output
2. Constant
Methods for obtaining file names, class names, method names, and row numbers in Java
?? In C, macroFILE,LINEIn Java, you can use the StackTraceElement class to obtain the file name, class name, method name, and row number. The Code is as follows:
Public static int getLineNumber () {StackTraceElement [] stackTrace = new Throwable (). getStackTrace (); return s
For a Godaddy Windows host, add a domain name, delete a domain name, and add a subdomain name
You can add multiple domain names to an existing VM account. You can register a domain name based on the selected host scheme, without limiting it to an original registered domain name. The deluxe and premium plans allow you to add new domain names to any directory.
For example, if you have an anotherexapmle.com do
Tags: ati als databases here auth proc where bar pwdEnvironment
Python version: 3.6.5 (V3.6.5:F59C0932B4, Mar 2018, 17:00:18) [MSC v.1900 bit (AMD64)]
Pymysql version: 0.8.1
Code#encoding: utf-8 #author: walker #date: 2018-07-26 #summary: Printing MySQL/MariaDB All library names, table names, and field names inside Importpymysql importpprint db
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
mailing address does not support Chinese characters and has a limit of 40 characters.
It is best to use overseas email addresses, such as GMAIL. I use SINA. COM, which often cannot send emails to @ ORACLE. COM.
After submission, an email will be sent within one business day to give you an account and password. For example, mine:
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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
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 $oracle_base, set environment variables, and more.The Windows platform also uses Oradim.exe to create services.• Run SQL Script Create external password file:%oracle_home/dbs/orapwThen run a series of scripts such as SQL script Createdb.sql to create the database.3.CREATE Database commandCreatedb.sql Script c
Tags: impdp disable_archive_log TRANSFORMExamine the following query output:You issue the following command to import tables into the HR schema:$ > IMPDP hr/hr directory = dumpdir dumpfile = hr_new.dmp schemas=hr transform=disable_archive_logging:yWhich statement is true?A. All database operations performed by the IMPDP command is logged.B. Only create INDEX and create TABLE statements generated by the import is logged.C. Only CREATE table and ALTER table statements generated by the import is lo
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