Which are DML commands?
DML – Data Manipulation Language. DCL – Data Control Language….Examples of DML:
- INSERT – is used to insert data into a table.
- UPDATE – is used to update existing data within a table.
- DELETE – is used to delete records from a database table.
What are Sqlplus commands?
SQL*Plus Commands
| Database Operation | SQL*Plus Command |
|---|---|
| Execute a single PL/SQL statement or run a stored procedure | EXECUTE statement |
| Disconnect from a database | DISCONNECT |
| Shut down a database | SHUTDOWN [ ABORT | IMMEDIATE | NORMAL ] |
| Log out of SQL*Plus | { EXIT | QUIT } [ SUCCESS | FAILURE | WARNING ] [ COMMIT | ROLLBACK ] |
What kind of commands do you use in a terminal?
The following is a list of entry-level operational commands aimed at understanding and using Terminal. Terminal, or the command line interface (CLI), is considered by many to be the Holy Grail of computer management.
How does a command work in a Mac?
The Terminal will then respond after the command has been executed with any relevant information available (some commands may not echo back any output). Open up the Terminal and follow some of the basic CLI commands below to grow your knowledge of how you can use command line interfaces on a modern Mac to get work done.
Which is an example of an irreversible command?
This command is irreversible, (unlike deleting files in the Finder and being able to restore them from the Trash). When this command is executed, all files and directories inside of the path you specify will be deleted immediately. Example: rm -R “/path/to/root/directory” ( Figure I) 10. Execute commands with superuser privileges
Which is the command line interface on a computer?
Terminal, or the command line interface (CLI), is considered by many to be the Holy Grail of computer management. At one time the CLI was the only way to accomplish anything on a computer; then, the CLI gave way to the graphical user interface (GUI) as the popularity of PCs increased.