The oracle| program understands the basic but essential processes involved in building a. NET application that uses an Oracle database
The downloads covered in this article
· Sample code
· Oracle Data Provider for. NET (odp.net)
With the growing
Before you read this article, I would like to give you a reminder that my article may not be called a design pattern class article, can only be regarded as a design summary of their own projects, here, I am very welcome to discuss with me. But at
oracle| Binary | data | database | Download the files in the Testfileupload table under the HR scenario in the Oracle database to the system temp directory.
void DownloadFile ()
?? {
??? OracleConnection Objocon = new OracleConnection ("User
oracle| Access | data | Database for a long time, I have been using the MS SQL server/access database to access Ms home with little trouble. In the recent project, Oracle was used as a database to learn about some. NET access to Oracle, and found a
Asp.net|oracle
Sometimes a picture or file must be stored in a database because of a need, such as security. Of course, in general, especially when the file is relatively large many people do not advocate the file in the form of binary stored in the
The example in this article describes C # 's approach to connecting Oracle databases. Share to everyone for your reference. The implementation methods are as follows:
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1 2 3 4 5 6 7 8 9 10 11-12
1, add Reference
asp.net
asp.net draw graphs first define Drawclass class
Using System;Using System.Data;Using System.Configuration;Using System.Web;Using System.Web.Security;Using System.Web.UI;Using System.Web.UI.WebControls;Using
Access | Data summary: Learn how to write smart applications that transparently use different data sources, from Microsoft Access to SQL Server and Oracle RDBMS.
Content of this page
Introduction
Using common data access methods
Using basic
oracle| Stored Procedures | functions
Oracle segment:First, the package and package body are established in Oracle, where functions and stored procedures are defined to return the result set.1: Establish package:CREATE OR REPLACE Package
First you need to install LR. NET add-in, write code in the development environment, do a database connection, and then invoke the Execute stored procedure.
After installing, open the program, you should see the menu bar more than one:
Then add an
oracle| samples in vs2005+oracle 92010 + Windows XP SP2 Test pass 1, create a cursor variable, use for the return value
Create or replace package types as
Type CursorType is REF CURSOR;
END;2, creating functions (or stored procedures)
Create or
Introduction
In. NET applications, there are many ways to achieve access to Oracle databases. However, from functional and performance analysis, Oracle Data Provider for. NET (odp.net) is undoubtedly our best option, a set of interfaces designed by
Online about asp.net upload pictures to the database is very much information, commonly used as follows:There are several ways to store picture type data:1. Convert a picture to a binary array (byte[])
Copy Code code as follows:
byte[] Filedata
oracle| Upload | data | Database in the database under the HR scheme to establish a table named Testfileupload, contains 3 columns: PRIMARY key pkid, filename filename, file files (BLOB type).
void UploadFile ()
{
FileStream OBJFS = new
asp.net|oracle| Stored Procedures | paging
Package Definition:
Create or Replace package materialmanage isTYPE T_cursor is REF CURSOR;Procedure Per_quickpage(Tbname in Varchar2,--table nameFieldstr in Varchar2,--field setRowFilter in
oracle| stored procedures that call oracle9i stored procedures in. NET can use multiple data providers, such as Oralceclient,oledb. This article will use Oralceclient as an example. NET language in C #.
First, call a stored procedure with input
Oracle
Introduction to Database Transactions
A database transaction is a logical unit of work that consists of a set of SQL statements. You can think of a transaction as an irreducible set of SQL statements that are permanently recorded in the
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