The INSERT INTO statement is used to insert new records in a table.
Syntax:-
  INSERT INTO table_name (column1,column2,column3,...)
  VALUES (value1,value2,value3,...);

 The DELETE statement is used to DELETE  records in a table.
Syntax:-
  DELETE FROM table_name
  WHERE some_column=some_value; 

The UPDATE  statement is used to UPDATE  records in a table.
Syntax:-
  UPDATE table_name
  SET column1=value1,column2=value2,...
  WHERE some_column=some_value;