Data Manipulation Language (DML) commands
        by satheesh[ Edit ] 2010-01-28 19:59:30 
         
        
        	Data Manipulation Language (DML) statements are used for managing data within schema objects. 
Some examples:
    * SELECT - retrieve data from the a database
    * INSERT - insert data into a table
    * UPDATE - updates existing data within a table
    * DELETE - deletes all records from a table, the space for the records remain
    * MERGE - UPSERT operation (insert or update)
    * CALL - call a PL/SQL or Java subprogram
    * EXPLAIN PLAN - explain access path to data
    * LOCK TABLE - control concurrency