Java

Java is a set of computer software and specifications developed by Sun Microsystems, which was later acquired by the Oracle Corporation, that provides a system for developing application software and deploying it in a cross-platform computing environment. Java is used in a wide variety of computing platforms from embedded devices and mobile phones to enterprise servers and supercomputers.

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Tuesday, October 5, 2010

SQL Command

SQL Commands:  SQL commands are broadly classified into 5 categories: They are 1. DDL (Data Definition Language) 2. DML (Data Manipulation Language) 3. DCL (Data Control Language) 4. TCL (Transaction Control Language) 5. DQL (Data Query Language) 1. Data Definition Language (DDL) - DDL commands are used to Creating, Modifying and Deleting the structure of database objects. DDL Commands: CREATE, ALTER, DROP, TRUNCATE...