Oracle

normally, at the completion of the sent Select statements, CreateIndex and some use TEMP table space after the sort operation, Oracle it will automatically release the temporary segment. But some of us will encounter the temporary segment is not

During the logical standby database creation process based on physical standby: alter database recover to logical standby READDB; Our business is the passport application. It is very troublesome to stop or stop the application. In short, the drug

  Project requirements: Count the attendance rate of each inspector (USER_ID) for the current month and query related fields Sign-In rate formula: the unit is inspection personnel, (Total number of inspection points in all the points sign in this

0. completely uninstall Oracle10 (Windows) Installing Oracle Multiple times in Windows may cause confusion. to reinstall Oracle, you must first clean and uninstall the previous Oracle. 1. Back up data when necessary 2. Uninstall Step 1. Use DBCA to

/* Digress -- Modify the foreign key constraint to define the reference row (delete cascade/delete set null/delete no action). The default value is delete on action.-- Reference row (when the entry record of the master table is deleted, determine

I learned the operations related to query and create a management table from my previous notes. This time, I learned how to process data, including inserting data into the table and updating data) and DELETE data ). To save the original data of emp,

The first six notes are Table query operations. As a basic operation of the database, query takes a lot of time. In this note, we will learn how to create and manage tables, create tables, Delete tables, modify tables, rename tables, and clear

Oracle creates three scheduled tasks and calls REPORT_HOUR every hour. Each day, REPORT_DAY is called, and REPORT_MONTH is called every month. Declarejob1 number; job2 number; job3 number; beginsys. dbms_job.submit (job => job1, what => 'report _

The latest error message "unable to extend temp segment by 8192 in tablespace..." was prompted during rebuild index. This is a common error. When creating an index, you need to use the user's default temporary tablespace for sorting and generating

Today is August 2013. I haven't written anything for a long time. Today I will take the time to write something with me. The following is my study notes from !. The summary of the relevant content of DG will be completed in the future. Oracle

The index quality has a direct impact on the overall performance of the database. Good and high-quality indexes increase the database performance by an order of magnitude, while inefficient and redundant indexes make the database performance slow,

Database DesignDesign principles1. Familiar with requirements2. comply with development specificationsNaming rulesDefine the relationship between entities and Data TablesNo, that is, no primary key or foreign key.3. Audit Database Design4. Features

DatabaseCreate Datebade command1. Open the configuration and port tool-database Coffigyration Assistant2. Select create database-follow the prompts Database Storage StructurePhysical storage structure: displayed storage unitData File: Table, index

Stored Procedures, functions, and triggersStored ProcedureSubprograms for specific substantive tasksAdvantages1. Modular2. reusability3. maintainability4. Security Create syntaxCREATE [or replace] PROCEDURE process name[(Parameter list)]{IS

The robustness after Oracle RAC is installed is a headache. Oracle previously launched a dedicated raccheck tool for it, which makes it easy for us to use these hard-pressed DBAs. Now, Oracle has launched the license HK on the basis of raccheck.

Bug 10121589 ORA-600 [kjbmp rlst: shadow] can occur in RAC Affects:Product (Component) Oracle Server (Rdbms)Range of versions believed to be affected Versions BELOW 12.1Versions confirmed as being affected11.2.0.1Platforms affected Generic (all/most

The last time I took a note, I learned how to query multiple tables. This time I took a note to learn about grouping functions in Oracle. First, let's take a look at what group functions are: Group function: acts on a group of data and returns a

Preparation: first shut down the ORACLE database and listen, the specific method can see: http://blog.csdn.net/zxnlmj/article/details/23096877 1. Modify the HOSTS file and add the ing between JTWF and the local IP Address: [root@JTWF home]# gedit

Oracle _ single row function _ numeric Function1. abs (x)Used to obtain the absolute value of x2. ceil (x)Returns the smallest integer greater than or equal to x.3. floor (x)Used to obtain the maximum integer less than or equal to x4. mod (x, y)Used

Error: Mon Mar 31 18:45:59 2014Errors in file/oracle/app/oracle/diag/rdbms/zscims/zscims2/trace/zscims2_ora_11403518.trc (incident = 28382 ):ORA-00600: Internal error code, parameter: [kqlnrc_1], [0x7000003F55C3B60], [], [], [], [], [], [], [] [], []