database development for dummies

Throughout the development of the database, the three major database giants have launched their latest products, and the database market competition is getting worse. Oracle continues to lead IBM and Microsoft in the relational database management system (RDBMS) software mar

Let you know software development in advance (34): Database Maintenance Part 1 Database SQL language Database Maintenance For some large software products, once commercialized, a lot of user information will be stored, which is the database used by the product (hereinafter

Many people are not very clear about the concept of the three-tier database structure, or want to learn more about the mysteries.However, there are too many technologies to implement a layer-3 structure (MTS, CORBA, COM, COM +, and Midas). I can only use one of the simple examples to illustrate the problem.See: With the development of Internet applications, the application model of the three-tier architectu

Solve the Problem of garbled mysql database in SSH Development (1) ensure that The encoding method used for database creation is the same as that used for database connection! (2) configure the filter in the web. xml file (the filter provided by spring) Then we can solve the Chinese Garbled text problem.

MySQL can be said to be the most widely used database for programmers. I will share some common knowledge about MySQL database development and the selection of storage engines, design and use of indexes and optimization of SQL statements when a large number of data is inserted. Hope to help you. 　　Storage engine Selection Statement: the

Paip. Improve development efficiency ---- automatic Database SQL backup Because we constantly change the database SQL structure, we hope to import the exported SQL statement to the project every night, and then perform Incremental backup .. Enterprise Edition SQL has automatic tasks, and you can set Automatic Export SQL .. And my sql2008 Express .. There is

Public class dbhelper extends sqliteopenhelper {/*** database name */Private Static final string db_name = "mydb. DB ";/*** database version */Private Static final int db_version = 1; Public dbhelper (context, string name, cursorfactory factory, int version) {super (context, name, factory, version);} public dbhelper (context) {This (context, db_name, null, db_version );} /*** create

We've learned how to use Active record (AR) to get data from a single datasheet. In this section, we explain how to use AR to connect multiple related data tables and retrieve the associated (join) data sets. To use relational AR, we recommend that you define a primary key-foreign KEY constraint in the table that you want to associate. These constraints can help ensure the consistency and integrity of the relevant data. This example describes how multiple relational tables use active record by

Data | Database using ASP technology can develop dynamic WAP page, combining ASP technology and database technology, can develop more complex WAP application. Knowledge of ASP and Web databases please refer to the special books, we take WML as an example to illustrate the application of ASP and database technology in WAP deve