Oracle

Owb, Oracle warehouse builder, is a tool for Oracle to implement data warehouses. To put it bluntly, it is to clean and convert data from many other databases and load it into a data warehouse, so what owb does is this function. Since the data is

Execute the following statement to solve the problem.   SQL > Connect sys / 123 As Sysdba; connected. SQL > Shutdown Normalora - 01109 : The database has not been opened and has been detached. The Oracle routine has been disabled. SQL

Event environment: The server a character set is inconsistent with the server B character set. After the server a exp command exports the DMP file, garbled characters are displayed when IMP is imported into Chinese on server B. Solution:

Create Or Replace Package pagequery_pack Is -- Author: Administrator -- Created: 15:47:30 -- Purpose: FEn ye Cha Xun -- Public type declarations Type cur Is Ref Cursor ; -- Public Function and procedure declarations

Creating an instance in Oracle is one of our most common operations. The following describes the entire process of creating an instance in Oracle. We hope this will help you. 1. Oracle instance creation process: 1. Install the Oracle server. 2.

■ View the server parameter file used SQL> show parameter spfile; ■ Use server parameter files to create text parameter filesSQL> Create pfile from spfile;SQL> Create pfile [= '...'] From spfile [= '...']; ■ create a server parameter file SQL>

This stored procedure is as complicated and strange as my mind... First, we will introduce the structure of the hr_department table. The main columns can be classified into the following items: SelectT1.cpny _ idAsCompany_id, t1.deptid dep_id,

1. Create a user information table Create Table user_info (Id varchar2 (4 ),Name varchar2 (20 ),PWD varchar2 (20 ),Address varchar2 (30));2. Create a stored procedure named addnewuser using SQL statements. Create or replace procedure addnewuser

ReferenceArticleHTTP://Blog.itpub.net/Post/33454/395121HTTP://Www. ADP-GmbH. ch/Blog/2005/May/27. Html   Define a plan (executed every day) Call dbms_scheduler.create_schedule ('Back_up_indonesiaprod2', Sysdate,'Freq = daily', To_date ('2013-03-

Thank you for your mission. ReferencesHttp://wenku.baidu.com/view/39b2e437b90d6c85ec3ac6af.htmlHttp://wenku.baidu.com/view/39b2e437b90d6c85ec3ac6af.html Local Operation Records   D: \ oraclexe \ app \ oracle \ product \ 10.2.0 \ Server \ bin>

Preparations 1 second = 1000 milliseconds 2. Oracle built-in FunctionDbms_utility.get_timeReference: http://blog.csdn.net/linminqin/article/details/6601897 3 calculation time difference Create Or Replace Function

Step 1: Windows OS 7 flagship Edition) Create a tablespace and allocate it to a user. 1. Install the Oracle service 1. Installation File E: \ f \ development tool \ dB \ oracle \ oraclexe.exe 2 installation path D: \ oraclexe 3

//Export a table from a specified database to a file #>ExpSs_hr/Ss_hr@10.231.221.30:1521/SshrFull=NTables=(Report_table)File='Report _ table. dump' // Export multiple tables in the specified database to one file # Exp Ss_hr / Ss_hr@ 10 . 231.2

Original http://blog.csdn.net/nkliming/article/details/76131891. The first is the overall structure of oracle.A database in Oracle is an instance.One Oracle user is a schema (solution ).Oracle structure =Instance> User> table (the user belongs to

# Sqlplusplease Input User Name: ss_hrinput password: ss_hr connection: Oracle Database 11g express Edition Release 11.2 . 0.2 . 0 - Productionsql > Create Table EMP ( 2 ID Integer Primary Key 3 ); Create Table EMP ( * The

1. View data files SQL> select name from V $ datafile; Name--------------------------------------------------------D: \ oracle \ product \ 10.1.0 \ oradata \ orcl \ system01.dbfD: \ oracle \ product \ 10.1.0 \ oradata \ orcl \ undotbs01.dbfD: \

Log On As a dba user. The specific command is sqlplus. / Nologsql > Connect sys / Change_on_install As Sysdba prompt: successful SQL > Shutdown Normal prompt: the database has been disabled and the Oracle routine of the database has been

The following error occurs when you log on to the Oracle server from PLSQL developer normally: Solution CMD --> C: \ Users \ administrator. Cici - Think > Sqlplus/ NologSQL * Plus: Release 11.2 . 0.2 . 0 Production On Sunday, January 1,

Prepare the table and SQL Environment 1. Data to be modified SelectEmpid, religion_codeFromPersonal_info_temp_wang; 2. Modify the data source Select Sp. code_no, s1.content code_name From Sy_code T, sy_code_param sp, sy_global_name S1

1 length () Measure the length of a character string. Length of the statistic data type for the char type The length of the data in the statistical field for varchar2 2 substr () Intercepted string For example, select substr ('aaaaa', 1,