SQL can be used to access and manipulate data in: MySQL, SQL Server, Access, Oracle, Sybase, DB2, and other database systems.
SQL is commonly used in one of two ways:
1. Directly operate on the database management system (DBMS), or
2. Operate on the database management system as part of a larger application
What Can SQL do?
SQL can perform a variety of database related operations, including:
- Executing queries (finding data)
- Retrieving data
- Inserting records
- Updating records
- Deleting records
- Creating new databases
- Creating new tables
- Creating stored procedures
- Creating views
- Setting permissions
What is a Database?
In general, a database consists of one or more tables. Each table is identified by a name and contain rows (also called records) and columns containing data.
SQL is an ANSI (American National Standards Institute) standard
To build a web site that shows data from a database, you will need:
- Using An RDBMS database program (i.e. MS Access, SQL Server, MySQL)
- Using a server-side scripting language, like PHP or ASP
- Using SQL to get the data you want
- Using HTMLand or CSS
Web Sites and SQL
Most modern websites make use of a RDBMS (Relational Database Management System) to manage their data. The data in the RDBMS is stored in database objects called tables. A table is a collection of related data entries and it consists of rows and columns.
In general, these websites need the following components:
- An RDBMS database program (i.e. MS Access, SQL Server, MySQL)
- A server-side scripting language, like PHP or ASP
- SQL
- HTML
- CSS
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| Downloads: 27 | ||||
| Updated At: 2024-04-23 10:45:15 | ||||
| Publisher: Code Tutorial | ||||
| Operating System: Android | ||||
| License Type: Free |