Oracle

The examples in this article describe the use of Oracle stored procedure cursors. Share to everyone for your reference, specific as follows: 5 Steps to use a cursor 1. Declare some variables to hold the point returned by the SELECT statement2,

When designing a database table, it was found that Oracle did not have a set of self-adding primary keys, and Google learned that Oracle itself does not support the Sequence key, which needs to be implemented through sequences (Trigger) and triggers.

In a stand-alone environment, you must first switch to an Oracle user to start or shut down the Oracle system, as follows Su-oracle Oracle databases have several startup methods:1, Startup Nomount Non-installation startup,

PHP, or "Php:hypertext preprocessor", is a versatile scripting language that is widely used for open source and can be embedded in HTML. Its syntax is close to C, Java, and Perl, and is easy to learn. The main goal of the language is to allow web

First of all, Ms Server, because I am also a novice, so first chose to use Enterprise Manager for task settings, and then export the design completed task script, This allows you to create new tasks directly in other databases by executing scripts

Nonsense not to say more, directly to everyone to paste the code, the specific code as follows: #!/bin/sh #****************************************************************** # File:oraclebak.sh # Creation Date: 2014/1/22 17:57:32 # Last

How do I build the best index? 1. To create an index explicitly CREATE INDEX index_name on table_name (field_name) tablespace tablespace_name pctfree 5 Initrans 2 Maxtrans 255 Storage ( minextents 1 maxextents 16382 pctincrease 0 )

Nonsense not to say, directly to everyone to write SQL statements, of course, there are many kinds of writing, I also just to share one of the solutions, have different views of the can leave a message oh. Oracle's password is valid for a period of

In the transfer database, data import, encountered a problem, is the table foreign key constraints exist, resulting in frequent error inserts, batch execution SQL statements are sequential execution, no way I had to manually input. Then enter the

This article describes the method of Oracle data import and export under Linux. Share to everyone for your reference, specific as follows: A. Export tool exp 1. It is the next executable file storage directory for the operating

Oracle Database error Ora-00257:archiver error. Connect internal only, until freed, how to solve it? This issue is located in the archive log full, the following is a summary of the specific solutions to share. Solution: Sql> select * from V$flash_

Two days ago I encountered a problem in the work, we have a program is used to incrementally extract the table data in EBS, some of the full amount of extraction, that is, first delete the data in the original table, and then extract the data,

One, blob field A blob is a binary large object that is written by the English binary Large object, and Clob is written by the big character object, which is the English character Large object. Where a blob is used to store large amounts of binary

In the Pl/sql Developer Database management tool, log in with the Scott user account, create a new SQL query window, enter an SQL statement to create the view, and then pop up an error message: ORA-01031: Insufficient permissions. The error

The Oracle tutorial you are looking at is moving the database files in Oracle. ----Oracle database consists of three files of data files, control files, and online log files. Due to changes in disk space, or database disk I/O Performance tuning, and

Looking at the Oracle Tutorial is: Oracle 8i Character Set garbled problem analysis and its solution. I. Description of the problem SQL Plus Worksheet is an SQL Statement editor for a window graphical interface, which is relatively sql/plus for

The Oracle tutorial you are looking at is a deep understanding of the startup and shutdown of Oracle databases. The Oracle database provides several different ways to start and close the database, and this article will detail the differences between

The Oracle tutorial you are looking at is an emergency troubleshooting approach to Oracle database systems. An Oracle physical structure failure is a variety of database failures that result from corruption of each physical file that constitutes a

Http://qdlover.yeah.net An example of a oracle+php query Originally I do not use PHP, but still have a lot of friends asked me, I did an example, the specific function please check the manual In fact, the Oracle function is similar to anything else,

A previously collected list of Oracle comparison FAQs, forgetting where it came from. About SELECT N Issues Some netizens have been consulted and discussed the problem of selecting some specified row data, I wrote the following simple explanation,