oracle dba course contents

file to trace. 15. How many statuses does the database normally start? Answer: Startup nomount-start a database instance Startup mount-Database loading Startup open-OPEN Database 16. Which column can be used to distinguish between the V $ view and the GV $ view? A: INST_ID indicates a specific instance in the cluster environment. 17. How to generate an explain plan? Answer: Run utlxplan. SQL. Create a plan table for specific SQL statements and run utlxplp. SQL or utlxpls. SQL to view the explai

Oracle DBA Database Senior Engineer Training Package (series more than 60 sets + seven phases + thousands of cases)DescribeOracle DBA Database Senior Engineer Training course is the wind brother alone research and development of the fine combat courses, the road map is mainly to let everyone fast employment, high-payin

oracle| Script In a longer period of interaction with Oracle, each DBA, especially some heroes have a variety of scripting tools to complete a variety of purposes, so very convenient and quick to complete the day-to-day work, the following part of my commonly used to show you, this article mainly focused on database management, these scripts have been rigorously

ORACLE DBA face Test setOne: SQL tuning class1 Enumerate several table connection wayssuch as connection, non-equal connection, self connection, outer connection (left, right, full)2 How to view SQL execution plan without the help of a third-party tool(I) Use explain plan to query plan_table;EXPLAIN PlanSET statement_id= ' QUERY1 'ForSELECT *From aWHERE aa=1;SELECT operation, Options, object_name, object_ty

solution　　(3). Seek opportunities for database performance Adjustment　　Compare daily monitoring reports on database performance to determine whether it is necessary to adjust database performance　　(4). database performance Adjustment　　Adjust the performance if necessary　　(5) propose the next space management plan　　Based on weekly monitoring, this paper proposes an improvement method for space management.　　Routine Oracle

depends on whether you want to be a DBA or a developer? The certificate is sure to be taken, just like having a driver's license to drive a car. Second, there are teachers to get you started. Entering the industry will be quick, otherwise it is difficult to enter the industry role. If you have a friend who knows best, if not, it is also a good choice to attend the training. Choose a company with real training technology is the best, of

A lot of the time, do Oracle DBA us, when the application administrator to inform us that the application is now slow, the database is very slow, when we go to the database to do a few examples of select also found the same problem, sometimes we can not start, Because we believe that the various life rates of the database are recommendations for meeting Oracle do

Oracle DBA Database Senior Engineer Training Upper (project implementation + Backup Recovery + foundation depth)Purchase Address:Http://edu.51cto.com/pack/view/id-739.html DescribeOracle DBA Database Senior Engineer Training course is the wind brother alone research and development of the fine combat courses, the r

As an Oracle DBA, a number of problems with character sets are frequently dealt with at work. But when you really want to write something about it, you suddenly don't have a clue. After a half-day, or decided to use the two character set as an example of the point of entry, it is a clue, perhaps in the course of the experiment, the problem will emerge one after a

This is a sophomore writing in the QQ space in an article, I remember that the problem took me the whole day to fix it, so experienced quite deep, so at that time deliberately recorded the process of the settlement, and today suddenly have the interest to find out a few college writing in the spaces in the article and share with you, In case something like that happened to me, it would take a lot of time, and the following is the full contents of the

pctincrease 0 maxextents) tablespace indx;5.create Bitmap IndexSql> Create bitmap index xay_id on Xay (a) pctfree (storage 200k next 200ksql> pctincrease 0 maxextents) tablespace indx;6.change Storage parameter of indexsql> ALTER INDEX XAY_ID storage (next 400k maxextents 100);7.allocating Index SpaceSql> ALTER INDEX XAY_ID allocate extent (size 200k datafile ' c:/oracle/index.dbf ');8.alter index xay_id deallocate unused;The Fifth chapter: Constrain

see the exported file Expdat.dmp 9. Import role Data A. First enter the DOS console B, enter the exported data directory, such as: CD C:/userdir C, Input command, IMP D, enter user name, password, import this data to the user E, followed by the return, enter key can be F, prompt to enter the user name, password, this is the data from which user to export, is that user's 10. Sqlplus Common Commands A, set Linesize 120 can set the Sqlplus display buffer size; B, set pageSize 20 to set the displ

. Import role DataA. First enter the DOS consoleB, enter the exported data directory, such as: CD C:/userdirC, Input command, IMPD, enter user name, password, import this data to the userE, followed by the return, enter key can beF, prompt to enter the user name, password, this is the data from which user to export, is that user's10. Sqlplus Common CommandsA, set Linesize 120 can set the Sqlplus display buffer size;B, set pageSize 20 to set the display size per pageC, edit the current SQL statem

Oracle Advanced Training Course 1st learning notes revised the page number in this course notes corresponds to Oracle9i Database Management Basics II ed 1.1 vol.1.pdf Guide: http://blog.csdn.net/magus_yang/archive/2006/10/10/1328283.aspx Author: jackyang (JackYang.sh@gmail.com) Time: 2006-10-10 p151 restore (Restore) and recovery (recovery) Difference: Restore, j

Oracle Advanced Training Course 5th learn the pages in the notes of the notebook and Oracle9i Database Management Basics II ed 1.1 vol.2.pdf correspondence guide: http://blog.csdn.net/magus_yang/archive/2006/10/10/1328283.aspx Author: jackyang (JackYang.sh@gmail.com) Date: this course contains multiple labs and has not yet passed the computer verification. Review

. (dba This type is sometimes seen under what user if the user has insufficient permissions then the error command)Displays the current database full name.Sql> select * from Global_name;Displays the tables owned by the current user.Sql> Select table_name from User_tables;Displays all tables that the current user can access.Sql> Select table_name from All_tables;Query the table space for the database.Sql> select Tablespace_name from Dba_tablespaces;All

Tags: java SP data linux BS Management database SQL applicationOracle Database Expert Combat training courseRecommend a set of 0 Basics video Tutorials to start learning Oracle database expert Combat trainingThe course covers four versions of ORACLE9I/10G/11G/12C.The course is 0 basics, starting with the most basic Linux environments,

Oracle Database Expert Combat training courseRecommend a set of 0 Basics video Tutorials to start learning Oracle database expert Combat trainingThe course covers four versions of ORACLE9I/10G/11G/12C.The course is 0 basics, starting with the most basic Linux environments, Oracle