what oracle db

Oracle db studay first queries the free space select tablespace_name, file_id, block_id, bytes, blocks from dba_free_space; www.2cto.com adds the Oracle tablespace query data file name, size, and path information select tablespace_name, file_id,

Test oracle db iops Today, I need to test one database's iops and do something for oracle db's io test. How to test the db's iops? It can use oracle's pl/SQL package taht is dbms_resource_manager.calibrate_io. here is the introduction of that

The Schema SQL code www.2cto.com in Oracle DB is officially defined as follows: A schema is a collection of database objects (used by a user.). schema objects are the logical structures that directly refer to the database? S data. A user is a name

Calling a stored procedure through a JOB in oracle DB: Create or replace procedure addage Is Begin Insert into test_work_age (work_age_id, work_age_code, work_age_name, created_date) Values (114, '20140901 ',''); End addage; ------------------

[Translated from mos] the user account in oracle db is locked-view the attempts made by oracle users, mosoracle Reference Original: Users Accounts Getting Locked. (docid 791037.1)   In fact, this article is written for other oracle software

In Oracle DB 12.1.0.2, SYS. ALL_CONSTRAINTS and SYS. ALL_CONS_COLUMNS are defined, SYS. ALL_CONSTRAINTS is defined as follows:   CREATE OR REPLACE VIEW ALL_CONSTRAINTS ASselect OWNER, CONSTRAINT_NAME, CONSTRAINT_TYPE, TABLE_NAME,

To start and shut down a database, you must log in as a user with Oracle Administrator privileges , typically logged in as a user with SYSDBA permissions. Generally we use the SYS user to start and close the database with a SYSDBA connection. Here

SYS. All_constraints is defined as follows:CREATE OR REPLACE VIEW all_constraints asselect OWNER, constraint_name, Constraint_type, TABLE_NAME, search_conditio N, SEARCH_CONDITION_VC, R_owner, R_constraint_name, Delete_rule, STATUS, deferrable,

To synchronize data from Oracle in real time to MS SQL Server, you need to read and write data directly to SQL Server in Oracle, and you can install the Oracle database for SQL Servers component on the Oracle about how to install this component, the

Database Home > Related LinksRELATED LINKS) "Area >" Alert Log Content (Alertlog content) "  View Alert logs Each database has a alert_.log file. This file is located in the same server as the databaseif $oracle_base is set, this file

6. Build a DatabaseCREATE DATABASE FashionUSER SYS identified by OracleUSER SYSTEM identified by OracleLOGFILE GROUP 1 (' G:\oracle\product\10.2.0\oradata\fashion\redo01.log ') SIZE 100M,GROUP 2 (' G:\oracle\product\10.2.0\oradata\fashion\redo02.log

1.Altertable table name Add system Time field datedefaultsysdate;--newaltertable Table name MODIFY The field to be modified VARCHAR2 (12);--Modify2.The decode () function is one of the most powerful functions of Oracle PL/SQL and is currently

Applies To:Oracle database-enterprise edition-version 10.2.0.2 to 12.1.0.1 [Release 10.2 to 12.1] Linux x86 HP-UX Pa-risc (64-bit ) IBM AIX on POWER Systems (64-bit) Oracle Solaris on SPARC (64-bit) HP-UX Itanium Linux x86-64 Oracle Server

12c, each log switch will change the permissions of Alert_sid.logFrom:Alert log file ' s permissions change with every log switch in 12c (Doc ID 1637367.1)Suitable for:Oracle database-enterprise edition-version 12.1.0.1 and laterInformation in this

Sqlplus is prohibited in Oracle db. Record it first: How to Disable a SQL * Plus Connection for a User (Documentation ID 124121.1) Use the sqlplus/nolog command in the DOS window to log on to oracle. The result is similar to "sqlplus is not an

[Translated from mos] in Oracle db 12c, The alert_sid.log permission is changed every time the log is switched. 12calert_sid.log In 12c, The alert_sid.log permission is changed each time the log is switched. Source:Alert log file's permissions

 How to create an oracle db Link   Known: database 1: test1; database 2: Test2Requirement: Create a DB link from database 1 to database 2 Solution 1: 1. on the computer where database 1 is located, create the service name to database 2:

Overview of Oracle DB partition features Overview of Partitions Overview: in Oracle databases, partitions can break into very large tables or indexes into small, manageable blocks ), these blocks are called partitions ). each partition must have

1. Profiles and Users   Only one profile can be assigned to the user at a time. Profile: • Controlling resource consumption • Managing account status and password expiration   Note: The profile can enforce resource limits only if Resource_limit is

Requirement Description: Requires that the Windows the database instance name of the platform is determined by ORCL Change to