SQL structured query language abbreviation is the language used to write programs to handle the database, particularly as the standard language for relational database systems and open systems (open system) means that we can use the sql command with any type of database and commands the same when ordering through. Different database systems will have the same results we can use any type of database, without any bonding with one database. In addition, SQL database, which is also the name of a program, the program is a SQL database that is easy to understand the structure of language. It is not complicated. With high performance. You can run a command by using the complex, only a few commands. The program is to be used with SQL systems, relational databases, and it is one of the languages in which the work is divided into four categories as follows:1. Select query used for the feed that you want to.2. Update query used for editing the data.3. Insert query used for adding data4. Delete query is used for deleting data. Today, software, database management system (DBMS) that supports the use of SQL commands, such as Oracle, DB2, MS-SQL, MS-Access. In addition, the SQL language is used to write the language, a language program in conjunction with the c/C ++, Java and VisualBasic. The advantage of the SQL language.1. create the database and tables. 2. support for database management, which includes adding, updating, and deleting data.3. supports the search for information.
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