SQl or Structured Query Language is Database language that is used to create, update ,delete and persorm other types of operations on a database . SQL uses queries that can be used to perform the required operations on the database. The SQL queries are divided into two main categories :
1. Data Definition Language or DDL : The DDL statementsare used to create and manupulate the structure of the database objects including Tables, views etc.
2. Data Manipulation Language or DML : The DML statements are used to work with the database within the tables created zs compared to the DDL which works with structure of the database objects.
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