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SQL Database Programming Language Help For Students

Introduction to SQL

SQL(Structured Query Language) is a database computer programming language designed for the retrieval and management of data in relational database. IBM first developed of SQL in 1970s. Also it is an ANSI/ISO standard. It has become a standard universal language used mostly in relational database management system(RDBMS). In a simple manner, SQL is a non-procedural, English-like language that processes data in groups of records rather than one record at a time. Few functions of SQL are:

  • store data
  • modify data
  • retrieve data
  • modify data
  • delete data
  • create tables and other database objects
  • delete data

Example: How to SQL INSERT INTO Statement is used to add new rows of data to a table in the database


INSERT INTO TABLE_NAME (column1, column2, column3,...columnN)]  

VALUES (value1, value2, value3,...valueN);

OR

INSERT INTO TABLE_NAME VALUES (value1,value2,value3,...valueN);

Logical SQL

 

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