Oracle

1. Use BULK Insert first think of the following insert statementInsert into a (id,name) values (', '), (', '), but Oracle does not support this notationThen the query learns that you can use the following notationInsert Allinto a (id,name) values (",

Using shell scripts to monitor and manage Oracle databases will greatly simplify the workload of DBAs, such as common monitoring of instances, monitoring of monitors, monitoring of alarm logs, backup of databases, automatic mailing of AWR report,

begin--create_schedule dbms_scheduler.create_schedule (schedule_name='S_change_send_dates_statue', start_date=sysdate, Repeat_interval='freq=minutely; Interval=1', Comments='Customs side received enterprise data Change status schedule'); End

Methods for importing SQL files into PowerDesigner (convert Oracle SQL files to MySQL)The method of importing the database structure of the Xxxxxx.sql file into PowerDesigner is as follows: First step: The table structure of all tables of the

Reprint Please specify source: http://blog.csdn.net/anxpp/article/details/51345074, thank you!This article is for the most basic operations of students who have not used Oracle (whether they have used other databases or not).1. DownloadAddress: http:

Nothing to do, today under the virtual machine installed a single instance of ORACLE11G, hereby record sharing!Software used: Virtualbox-4.0.8-71778-win.exe Oracle Linux 6.3 (V33411-01.ISO) oracle11g (p10404530_112030_linux-x86-64_ 1of7.zip, P1040453

SQL Optimization Tips (1):Connection order in the WHERE clause: Oracle parses the WHERE clause in a bottom-up order, and according to this principle, the connections between tables must be written before other where conditions, those that can filter

PL/SQL single-line functions and group functionsA function is a program that has 0 or more parameters and has a return value. Oracle built a series of functions in SQL that can be called SQL or PLFunctions are divided into two main categories:Single-

The last book, "Oracle 10g installation in Solaris 10," and now start using QT to compile the Oracle 10g driver! This allows the QT program to be linked to the Oracle database!Environment Variables for Oracle: Oracle_base=/oracleOracle_home=

This configuration is done under Windows 7 32, and the program has passed the test (test with VBS)1. File

Date/Time Related queries1 Get the first day of the current month run this command to quickly return to the first day of the current month. You can replace "sysdate" with any date value to specify the date of the query.Select TRUNC (sysdate, ' month

Basic Update Statements The Oracle UPDATE statement processes one or more rows in a table and sets one or more columns to the values of you specify. Update All records UPDATE SET = CREATE TABLE Test

http://zhangzhongjie.iteye.com/blog/1977931SLA overviewSLA: Sub-Ledger (Subledger Accounting), which is strongly publicized in R12, we generally think that the general Ledger is a summary of journal, but in the actual operation we will find that for

This article was reproduced from: http://blog.csdn.net/kuangfengbuyi/article/details/41446125When you create a trigger, the trigger type is after insert,In the BeginSelect Fielda to v_a from TableA;When executing to this sentence, an error

An exception occurred while debugging a Web project: java.sql.sqlexception:ora-28001:the Password has expired Check online, is the reason why the oracle11g password expiresConnect Oracle, log in as Oracle user, enter the following

First, switch the RAC to archive mode 1. Modify the archive mode of the database, usually in the installation of the RAC will be configured to archive and use the Flash back zone, has been configured in the following way can be skipped.Sql> alter

Installation Enhancements (reference documentation)VirtualBox comes with an enhanced tools Sun VirtualBox Guest Additions, which is the key to sharing virtual machines with real hosts. After starting the virtual machine, click on the Control menu

Customer Perspective: Oracle ETL Tool ODIData integration has become the enterprise in the pursuit of market share of the key technology components, and rely on manual coding in different ways, more and more enterprises choose a complete data

Oracle 11g archive log study _ 4, oracle11g ARCHIVE _ 4 The change content is the core of converting oracle logs into SQL statements, and is also the most troublesome and most changing place. The meaning of opcode is that there are a lot of searches

Oracle learning notes 4 SQL commands (2): SQL operation language category, oracle learning notes SQL is classified into the following language categories1. Data Definition Language (DDL)Create, Alter, Drop 2. Data manipulation language (DML)Insert,